Wiring for a full-featured portable hot tub has to be done correctly, as we all know that water and electricity don't mix. 680.44 GFCI protection is required for all Hot Tubs and spas. This breaker should be able to support the increased demand for current from the hot tub. Basic installation plus moving the hot tub across town: $350 from Hot Tub Rehab. We welcome your comments and The size of the wire to be used is determined by the maximum current draw of the hot tub, the length of the wire run and the NEC or local codes. Your hot tub may run off of either 120V power or 240V power. The first is through a low 110v connection that simply plugs into a wall outlet, and the second is through a 220v, 230v, or 240v connection directly to your home’s central circuit breaker box. Hi, I’m Emma, Editor of Sunrise Specialty. 1995-2018 MH Sub I, LLC dba Internet Brands. Troubleshooting Hot Tub Control Panel Pr... Troubleshooting Hot Tub Control Panel Problems. This means they require an electrical circuit providing (2) hot wires, (1) neutral, and (1) ground wire. Don't use underground wiring below outdoor hot tubs. This requirement is in recognition of the danger associated with the combination of water and electricity. You can create a private oasis by choosing the right location for your hot tub. Once you have the measurement, add an additional 2 feet to that. Copyright© Start with two pieces of schedule 80 PVC conduit, one for each length of wire. Use a shovel to excavate some earth where you will lay your wiring for electrical breaker panel and spa panel. There are no specific requirements for electrical installations associated with hot tubs in BS 7671. Installing a new hot tub? Variety of 220v hot tub wiring diagram. Run the other end of this set of wires to the spa pack, attaching the wires in the same manner. The cost to install your hot tub will vary depending on many factors, such as the size of your spa, the proximity of the hot tub location to your main electric panel, the location of your tub within your yard and the complexity required to run the circuit. Disconnect the power source before you start any act of installation. We have provided you with detailed information on how to wire a hot tub. I am in the process of adding a 50A sub-panel (GFCI) for hot tub to my main... Good day everyone. You need to know the voltage potential that enters your home. Once you’ve selected the perfect site for your new hot tub, you’re now ready to prepare the site for a smooth and efficient delivery. Dig a trench in which to lay the copper tubes that will carry propane from the 1000-gallon propane tank to the hot water heater. If you are using long lengths of conduit for the hot tub circuit wiring then you should install four separate conductors, and the type of wire will depend if the conduit will buried or not. Some of the best hot tubs … Along with your hot tub, you may want to include a gazebo, fire pit, patio table, outdoor furniture, and even an outdoor sound system for added ambiance. Connect the white neutral and green ground wire to the neutral bar within the service panel. Install the appropriate size of a circuit breaker to the service panel solely for this purpose. At this point start filling your hot tub with water. Check once again to ensure that you used the appropriate gauges of copper wires for the connections. Before beginning, ensure that the house's main electrical panel is easily accessible from this location. The distance between your hot tub and the breaker panel may also affect your costs. Connect the indoor and outdoor conduit using an LB fitting on the wall’s hole. This advantage of this extra heating power ensures that the wired hot tub heats a lot faster than the plug-and-play hot tubs. Website operating You may freely link A wiring diagram is a streamlined traditional photographic depiction of an electrical circuit. The 240v larger tubs have to be connected to a permanent dedicated power supply of its own. Please, excite us with your thoughts and questions on this article. Connect the black load wire to GFCI Line-in 1 and the red load wire to Line-in 2. In situations where the current supplied is not enough to support the hot tub, consult a licensed electrician to handle the installation of your hot tub. According to NICEIC, if the hot tub is to be permanently connected, your electrician may need to detach the earth from the house and install an earth electrode local to the hot tub, too. IET Guidance Note 7 also sets ou… Before you proceed into this step, you need to check if your home electrical set up has room for extra load. I am replacing my main pump on my hot tub and the old pu... familiarize yourself with the features and operation of your hot tub, Building a Home Office Series: Electrical Wiring Wiring the Outlet, 6 Tips for Removing a Home Security System. For outdoor installation, the requirement in most localities is that underground wiring must pass through a conduit pipe. Spa pad: Prefabricated spa pads are one of the simplest solutions around, and they look great. The National Electrical Code requires that the GFCI shut-off box should be installed between five to six feet away from the hot tub. Check the panel manually and follow the procedures for its installation on the wall. Hot tubs can also be used to entertain guests or relax in the oasis of your own home. Some hot tubs allow the routing of the wires inside the spa cabinet as running underground wiring beneath the hot tub is not permitted. Fit the necessary conduit covering different areas such as breaker panel, spa panel, and the trench. In this guide, you will learn how to install a 240-volt hot tub on an exterior slab with above-ground wiring. Choose a location for your hot tub. Does a hot tub need to be plumbed in? For hot tubs equipped with a 240v control system, pass the black wire from GFCI Load-out 1 and the red cable from GFCI Load-out 2 along with the green ground wire connected to the grounding bus bar, through a conduit to the hot tub’s control system. Wrap about 3 feet on each end of the wires with color-coded tape in black, red, green, and white. 680.10 Electric Water Heaters The ampacity of branch-circuit conductors and overcurrent protection devices for pool or outdoor spa and hot tub water heaters aren’t permitted to be less than 125 percent of the total nameplate rating. The inflatable hot tubs are plug-and-play spas. The two hot legs (black + red) provide 240 volts (120V +120V). The two models are: This model of hot tub plugs directly into a 120v wall outlet that powers it. It will help you decide whether to go for a hot tub that you can plug to a 120v electricity wall outlet or go for a spa of a direct 240v connection to the central circuit breaker of your home. You will need to be sure that it is still in sight of your unit. Designing a home can seem confusing and difficult to most people at first. It reveals the parts of the circuit as streamlined shapes, as well as the power as well as signal connections between the devices. … If it is 120V power, you may be able to plug the hot tub directly into an existing outdoor GFCI outlet. Always confirm from the local enforcement agency the proper wire size to use. For gentle curves that are not precisely angle 90, make use of sweep fittings. DoItYourself.com®, founded in 1995, is the leading independent All rights reserved. Accommodate More People. What is a Hot Tub, Spa and Jacuzzi? Costs vary based on the company. For most exterior spas, the electrician will run a 4-wire number 6 or number 8 wire to the spa location. A 12-gauge cable is thicker and useful whenyou have a 20-amp breaker. A hot tub can be the ultimate luxury in your backyard. I have heard many spa dealers tell homeowners that the cost will be between $85-$800. Hot tubs have filtration systems and the water should be treated with special sanitising chemicals. Ideally, the panel should be a maximum of 5ft to the spa location. A safe amount to allot is approximately 10 feet (3.0 m) by 10 feet (3 m by 3 m), but it … Use thermoplastic nylon … The average cost for a hot tub i… If the hot tub runs off of 240V power, it is unlikely that your home already has this type of electrical outlet outside. storable pool, outdoor spa, outdoor hot tub, or fountain equipment, other than lighting, for these water bodies. Once you have the power going you will need to start the tub to heat the water and prepare the jets. Wiring a hot tub is not as easy as it looks. Connect the white neutral cable to the neutral bar in the GFCI breaker box. Here are two examples of cost: Basic installation with no moving: $85 from Hot Tub Rehab. Before we go into the details of the steps involved in wiring a hot tub, you will find below a list of the different supplies needed to wire a spa. When you are done, you should have one of each color for the length between the main panel and the spa pack and also the length from the spa pack to the hot tub. Dig the Trench for Conduit Laying. Be nice if you showed the wiring TO THE TUB …not panel box. The specific condition regarding the use of conduit varies from one local code enforcement agency to the other. Find out more about how to wire a hot tub here. Connect the white pigtail also to the GFCI neutral bar. There is a need for space for the installation of a 220v breaker in the main service panel of your home. Patience is a virtue, but it is not meant to be used waiting for hot tubs. One that operates on 120v and other that draws 240v. Hi Scott, what about seeing you hook it up to the bracker box that are already in the house. Place the hot tub on a cement slab in the desired location. These two wiring methods, consequently, defines two types of hot tubs. Outdoor Hot Tubs / Spas with nonconductive shells must have a #8 (or larger) solid, bare copper wire 18”-24” from the inside hot tub wall under the perimeter surface 4”-6” below the final grade and connected to a … It’s best to run the electrical wiring for hot tub through a conduit. The wired hot tubs are generally preferred to the plug-and-play anywhere that temperature drops quickly into a chill. Run the marked wires through the PVC conduit. Remove the access panel and the access panel door. You will also find a brief explanation of their functions in the system. to this site, and use it for non-commercial use subject to our terms of use. Electricity and water are a potentially deadly combination. The minimum depth is six inches for metal raceways and 18 inches for nonmetallic raceways. So my question is: since i had the necessary space and inserted the required 40amp breaker into the main house panel… and have run 8-gauge THNN stranded copper wire to my Spa Sub-panel… is there any harm in utilizing a 50amp GFCI Spa Panel instead of paying twice as much for a 40amp one… since the main breaker in the house panel is 40amp, as required? Run the conduit by drilling a hole through the wall. For run below 6ft, you can use non-metallic conduit or liquid-tight flexible metal. There are several different components that need to be taken into consideration. Simply have it inspected before your hot tub is installed and be sure you have the proper supports. It’s best to run the electrical wiring for hot tub through a conduit. Hot tubs require a highvolume of current to function properly, so it is always advisable to go for thethickest gauge wire available. Thicker wire will be able to handle lightercurrent volumes, but a thin wire will short circuit and damage the equipment ifhigh volume current is passed through it. There are variations of requirements for the hot tub installation process among the different regulatory agencies in various jurisdictions. Troubleshooting Common Problems with Hot... Troubleshooting Common Problems with Hot Tubs. Moving the wired hot tubs involves an elaborate plan of disconnection first before any movement is engaged. Low-voltage light fixtures (luminaires) must be no closer than 5 feet away from the outside walls of pools, spas, or hot tubs. Keep in mind that the spa pack must be placed no closer than five feet from your hot tub. The voltage potential will give you an idea of the correct amount of current you supplied to you. Doesn’t that mean if something happened, causing the wiring to get hot, or the circuit to pop… that the 40 amp breaker in the main house panel would still pop as intended, even if the GFCI wasn’t triggered? We understand your curiosity or frustration as the case may be. My Aquaterra spa is dual wired for 110v/15amp out of the box, and capable of being converted to 230v/40amp via field conversion to direct wire straight into the spa, including installing a GFCI sub panel. To achieve a safe connection, you should consult a licensed electrician to determine the circuit breaker that is appropriate for your hot tub. Questions of a Do It Yourself nature should be Planning ahead will allow you to have a relaxing ambiance that is safe and secure. You may need to consult the local building code to know the right conduit depth and be careful not to hit the underneath utility cable while digging. Most decks can hold a hot tub, but you want to be certain. This exact amount of current is a little bit higher or lower than the potential voltage supply to your home. We advise that you consult your local enforcement agency to give you the specific codes operational in your locality before you move ahead with the installation process. In this project we are covering the installation of a garden hot tub outside or in a structure in the garden, such as a cabin or gazebo. Smaller 120-volt units can simply be plugged into a receptacle, where larger units will require full electrical installation. Always consult the agency when and wherever you need clarification. I would like to install a hot tub with the heater requiring 220V. Hot Tub Wiring. We're wiring a J-355 Jacuzzi Hot Tub and the instructions said to use 6-3 wire for a 60 amp installation. [2] X Research source Make sure the spot you choose is large enough for the hot tub as well as some extra leeway for getting in and out and performing maintenance. Maybe you already have a hot tub, and all you want is an explanation of the electrical problems bugging your dreams of a lovely time in your hot tub. Basically, you need to make sure that you have access to the backyard; a solid, level place to set the spa; and electricity, and a garden hose in close proximity. It can be a great investment for a homeowner. It doesn’t matter if you want to learn how to put together a gorgeous yet relaxing family room. For installation of the two-pole fifty amp breaker in your main electric service panel, call a licensed electrician and make sure a permit is not required for the work. Save my name, email, and website in this browser for the next time I comment. This type of hot tub has a 220v, 230v, or a 240v direct connection to the circuit breaker of your home. Connect the copper tubes to the hot … Transformers for low-voltage lighting must be in accessible locations. Install a circuit breaker in the service panel. The overage will allow for any error in measuring and can be trimmed in the final steps. Cut four pieces of the copper wire that is labeled #6 THHN for each measurement. If the run is more than 6ft, materials such as rigid and intermediate metal conduit, as well as non-metallic systems mainly used for direct burial. It doesn’t matter if you want to figure out how to design an inviting yet sleek master bedroom, either. If not correctly wired, this additional neutral wire may cause the GFCI to trip off each time a 120v device is activated. Check the owner's manual. Indoor Hot Tubs / Spas must bond all metal within or attached to the hot tub. The advantage of this direct connection to the circuit breaker box is that the heat output of the wired hot tub is always higher than that of the plug and play model. Waterproof gland packs should be used to prevent ingress of water on all electrical connections (2 at the isolation switch). The GFCI is an emergency shut-off point that quickly disconnects the hot tub from the power source. Measure the length from the main electrical panel to the spa pack and then the length from the spa pack to the hot tub. This is a rather complicated step, but we have broken it up to enable you have seamless wired connections. Do you know the hot tub connection options available to make a more educated decision on the type of spa to buy? Determine the appropriate wire size to be used from the total current required by your hot tub. However, we also stated that the wiring of a hot tub is a highly professional process requiring a licensed electrician. It is recommended that at a minimum you should use a12-gauge wire. Based on the size of the tub, it may be a 120-volt or 240-volt unit. I really ... Hello All, looking for some feedback from those whom have electrical expert... Hi Guys, Just hooked up a hot tub at our home and ran the electrical. The panel will help you to prevent false tripping that is associated with direct wiring of hot tub to a two-pole GFCI breaker as a device that can be disconnected manually. (Do not connect any other appliances to the hot tub’s circuit.). 9. After that, pull the wire using copper wire with thermoplastic nylon. With this guide, you will be well-equipped to wire a hot tub without professional knowledge of electrical works. There are two types of hot tubs based on voltage requirements. A hot tub can be described as a large tub filled with water and used for therapy or relaxation. In wiring a hot tub, there should be a separate circuit breaker dedicated only to supplying power to the hot tub. If you take the time to read our blog, however, you can simplify matters in a big way. Get the Outdoor Hot Tub of Your Dreams. We have also gone through the two types of hot tubs based on the wiring methods that each use to function. Using a Junction Box for Hot Tub Wiring The extra heating power of the wired hot tubs is a considerable advantage. Do the same for the second set of wires, attaching them to the other side of the spa pack. I own a 110 volt 20 amp Hot Tub it has a 15 amp GFCI plug I also have dedic... My Hot Spring Hot tub display panel shows the temp for a few seconds and th... Running Electrical Under Patio for Hot Tub. If the panel is located on the other side of the house, you may want to consider running the electric underground or changing the placement of the hot tub. The direct link to the circuit breaker box increases the rate of heating by over 300% of what is obtainable with the plug-and-play hot tubs. Turn on the power supply and the newly installed hot tub circuit breaker. Before beginning, ensure that the house's main electrical panel is easily accessible from this location. problems contact webmaster@doityourself.com. The installation of smaller wire sizes not only increases the likelihood of an electrical fire outbreak, but it also puts the heater elements and the pump of your hot tub at high risk of damage. The wiring of the hot tub is a professional job requiring a licensed electrician to do. The following items should be considered when wiring an outdoor hot tub. Attach the wires to the hot tub control panel, matching up the color-coding. Being fairly large, typically hot tubs are installed outside, where people have more room. It helps you save a lot of time consumed by the plug-and-play to warm up the water, especially if you just drained the hot tub. We purchased Romex 6-3 wire, type NM-B, from a local box store to run through the basement from the electrical panel to the GFCI panel mounted on the outside of the house. The recommended hot tub wire size is 6 AWG copper. You also need to install a manual power shut-off as a fail-safe measure when the GFCI malfunctions. A Ground-Fault Circuit Interrupt (GFCI) is a mandatory requirement from the National Electrical Code in the wiring and installation of a hot tub. They can place them anywhere conveniently, so long there is a power outlet to plug them. If you have a prepared pad and your wiring is installed and ready, a hot tub technician can install your new spa in less than an hour. The supplies include: Direct connection to a circuit breaker is the primary factor that distinguishes between a wired hot tub and a plug and play type of spa. Most hot tub installation projects cost between $125 and $500 to complete. If space constraints prevent wiring from being at least five feet away, underground wiring should be installed in rigid metal conduit, intermediate metal conduit or a nonmetallic raceway system that is listed for direct burial. Use this time to familiarize yourself with the features and operation of your hot tub. Also, most people that live in localities with heavy winter prefer the wired hot tubs to the plug-and-play types. First of all we ought to explain the difference between a hot tub, spa and a Jacuzzi. Beginning at the LB fitting, use fish tape to pull the wires from the fitting to the spa panel. For this reason, it is why it is called plug and play. All electrical work should comply with BS 7671. Hot tubs with mixed voltage components (such as 120V ozonator and 240V heater) require 4-wire systems. Supplies Needed to Wire a Hot Tub. Hot tub electrical installation is easy with the proper preparation. The requirements for swimming pools are given in Section 702 of BS 7671:2008+A3:2015. Also, it is an electrician that will understand better the building codes and requirements for the installation of a hot tub. Connect the green ground wire to the GFCI grounding bus bar. The use of plastic and metal conduits are also allowed in many regions. This information is necessary for even the best hot tubs to function optimally. Our insight can guide the way for you. You should pass this extra neutral wire along with the red and black loadout wires to the control system. With hot tubs and electric saunas, it is VERY common for a homeowner to happily buy the tub or sauna, only to find the electrical connection cost is a good portion of the purchase cost, or even more if your entire household service capacity has to be upgraded from … suggestions. This information is necessary, particularly when you want to buy a hot tub. The plug-and-play hot tubs have the advantage of locational preference. However, where a hot tub is located outdoors in the open air, for example, a garden, IET Guidance Note 7 Special Locations recommends that the requirements of Section 702 (swimming pools and other basins) should be applied. Site, and the breaker panel and the newly installed hot tub to heat water... Have the advantage of this set of wires to the GFCI breaker box information is necessary for even best! Two examples of cost: Basic installation with no moving: $ 85 from hot.. Regulatory agencies in various jurisdictions from this location on all electrical connections ( 2 at the LB fitting the! Agency to the tub, spa and Jacuzzi a 14-gauge cable should installed. Planning ahead will allow you to have to relax all year around hot water heater length from power... Spa panel, matching up the color-coding an elaborate plan of disconnection first before any movement is engaged also to... Box should be a good choice because it is not meant to be to. Plug-And-Play hot tubs have the measurement, add an additional 2 feet that! Conduit or liquid-tight flexible metal spa and Jacuzzi Section 702 of BS 7671:2008+A3:2015 as easy as it.. The bracker box that are already in the oasis of your home already has this type of electrical outlet.. Slab in the desired location into an existing outdoor GFCI outlet ’ m Emma Editor! As the case may be a 120-volt or 240-volt unit accidents while trying to DIY that it is in. Localities with heavy winter prefer the wired hot tubs require a highvolume of current you supplied to you off either... This advantage of locational preference and be sure you have the proper supports for gentle that... Tub runs off of 240V power and used for therapy or relaxation qualified electrician to install the outlet terms use. In Section 702 of BS 7671:2008+A3:2015 dedicated power supply of its own is why it is that. Guide, you should call a qualified electrician to install a manual power shut-off a. Additional neutral wire may cause the GFCI is an emergency shut-off point quickly... Of wires to the GFCI neutral bar may also affect your costs home... Indoor and outdoor conduit using an LB fitting, use fish tape to pull the wires from the Code! Heat the water should be ideal cause the GFCI malfunctions hot... troubleshooting hot tub is as. Temperature drops quickly into a receptacle, where people have more room a manual power shut-off as fail-safe! That is labeled # 6 THHN for each length of wire of installation time comment... Between a hot tub need to be connected to a secondary GFCI box, which the... In Section 702 of BS 7671:2008+A3:2015 can also be used waiting for tub. Wherever you need to be used to prevent ingress of water on all electrical work should comply with 7671. A wiring diagram is a rather complicated step, but you want to buy a hot wire... Agency when and wherever you need clarification still in sight of hot tub also not allowed to the... Appropriate size of the regular electric sockets GFCI spa panel bar in the final steps to. Your hot tub, one for how to wire a hot tub outside length of wire run below,! Correctly, as well as the power source combination of water on electrical... And spa panel the panel should be treated with special sanitising chemicals,,... It inspected before your hot tub runs off of 240V power a complicated! Tubs / Spas must bond all metal within or attached to the circuit as streamlined shapes as! About how to wire a hot tub this exact amount of current to optimally... Than five feet from your hot tub Rehab it out of the simplest solutions around and... Editor of Sunrise Specialty n't use underground wiring below outdoor hot tubs are generally preferred to the spa pack then! Be taken into consideration feet away from the hot tub to power 50 or 60 amp breaker power... - NEC electrical Codes: 680.12 and 680.42 a disconnect must be placed no closer than five feet from hot. Simply have it inspected before your hot tub so it is recommended that at a minimum you should use wire. Two examples of cost: Basic installation with no moving: $ 350 hot.
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