Spa Heaters / Spa Heater

Remember, the heater is typically the most vulnerable component of a hot tub, due to the combination of high heat, water and spa chemicals. That's why we carry a full selection of spa heaters and spa heater parts.

Heater Assemblies

Categories | Heater Assemblies

1-1/4 Screwplug Heater   Product Code: 46-555-1505  5.5kW/1.375kW, 240/120v convertible heater. Includes plastic box, hi limit, T-stat, indicator light. Element length is 12".   Price: $190.87 Shipping: Calculated at Checkout   Qty

Action Spas   Product Code: 46-238-1002  Stainless steel replacement heater assembly. 2-3/4" x 2-3/4" welded flange with dual 5/16" thermowells and a 1/8" mpt pressure switch tap. 1-1/2"s QD tailpiece on side and 2"s QD nut on top bar. Manifold is 16" long and includes 5.5kW/240v heating element.   Price: $133.24 Shipping: Calculated at Checkout   Qty

Advanced Spas   Product Code: 46-371-1195  Stainless steel 2" x 15" with 1/8" npt pressure switch tap, 5.5kW/240v element, (2) 2" solid nut tailpiece, (2) 1 -32 x 3/8" mounting stud, single groove thermal well cover & gasket.   Price: $76.61 Shipping: Calculated at Checkout   Qty

Balboa Instruments   Stainless steel replacement heater assembly, 4.0kW/240v or 5.5kW/240v. 2in x 15in with 2 threaded taps, for value/LE systems.   Select Balboa Instruments option 46-238-1107. Heater assembly, Balboa 4.0kW/240v. (Price $119.14) 46-238-1106. Heater assembly, Balboa 5.5kW/240v. (Price $119.14)    Price: Based on Selection Shipping: Calculated at Checkout   Qty

Balboa Instruments   Stainless steel replacement heater assembly for systems using M-7 technology. 2" x 15" with two thd taps for the M-7 sensor assembly rated at 5.5kW/240v.   Select Balboa Instruments option 46-238-1100 Heater assembly, Balboa M-7, 5.5kW/240v (Price $119.14) 59-138-1070 Sensor temp/hi limit assembly, M-7 (Price $38.54) 59-138-1065 Sensor mount, M-7 (Price $5.81)    Price: Based on Selection Shipping: Calculated at Checkout   Qty

Balboa Instruments   Product Code: 46-238-1101  Stainless steel replacement heater assembly 5.5kW/240v with 1/8"npt pressure switch tap. 2" x 15" manifold includes tailpieces. Pressure switch not included.   Price: $93.56 Shipping: Calculated at Checkout   Qty

Balboa Instruments   Stainless steel replacement heater assembly. 2" x 15" manifold with 1/8"npt pressure switch tap, does not include tailpieces. Pressure switch not included.   Select Balboa Instrument option 46-238-1102 Heater assy. Balboa 4.0kW/240v Lite Leader Replacement (Price $119.14) 46-238-1103 Heater assy. Balboa 1.5kW/240v (Price $119.14)    Price: Based on Selection Shipping: Calculated at Checkout   Qty

Balboa Instruments   Product Code: 46-238-1104  Stainless steel replacement heater assembly 1.0kW/120v with pressure switch. 1-1/2" x 8-1/2" manifold includes tailpieces.   Price: $128.94 Shipping: Calculated at Checkout   Qty

Brett Aqualine   Product Code: 46-320-1170  Digital series heater assy includes a 5.5kW/240v element encased in a 2" x 15" manifold. Shipped with 2" x 1-1/2" tailpiece.   Price: $87.11 Shipping: Calculated at Checkout   Qty

Brett Aqualine EM100, EM190   Also used in Hydro-Quip pre-1997 packs. 15" heater manifold assembly includes 5.5kW/240v element. Stainless steel manifold has top indent grooves and a 1/8"npt pressure switch tap. Shipped with 2" tailpieces.   Select Brett Aqualine EM100 EM190 option 46-320-1160 Heat assembly, Brett Aqualine 5.5kW/240v (Price $105.27) 46-320-1165 Heat assembly, Brett Aqualine 4.0kW/240v (Price $87.11)    Price: Based on Selection Shipping: Calculated at Checkout   Qty

Brett Aqualine HT-1 Replacement Heater   Complete with 5.5kW/1.375kW, 240v/120v convertible element, T-stat, hi limit, pressure switch, and indicator light.   Select Brett Aqualine HT-1 option 46-320-1100. HT-1 heater assembly (Price $222.59) 89-270-1099. Union assy. 1-1/2 in. complete (Price $8.55)    Price: Based on Selection Shipping: Calculated at Checkout   Qty

Cal Spa XL Exchanger Replacement   This heater assembly is not an exchanger but an in-line flow thru replacement. This heater assembly is designed as a drop-in replacement. 2" x 15"s/s housing with 2" slip tailpieces, dual thermowell grooves w/cover, 1/8"npt pressure switch tap, and metal box.   Select Cal Spa XL Exchanger option 46-555-2000. Heater assembly 5kW/240v (Price $139.43) 46-555-2002. Heater assembly 4kW/240v (Price $138.59)    Price: Based on Selection Shipping: Calculated at Checkout   Qty

Cal Spas 1990-1993   Product Code: 46-238-1095  Stainless steel replacement heater assembly 1-1/2" x 15-3/4" manifold includes 5.5kW/240v element and split nuts with tailpieces. NOTE: Element replacement is not recommended for this manifold.   Price: $79.36 Shipping: Calculated at Checkout   Qty

Cal Spas 1994- Recent   Stainless steel replacement heater assembly. 2" x 15-1/2" manifold includes heater element and tailpiece assemblies.   Select Cal Spas 1994- Recent option 46-371-1213 Heat assembly, Cal Spa 2 in. x 15-1/2 in., 4.5kW/240v (Price $87.11) 46-371-1215 Heat assembly, Cal Spa 2 in. x 15-1/2 in., 5.5kW/240v (Price $87.11)    Price: Based on Selection Shipping: Calculated at Checkout   Qty

Caldera Spas / Brett System   Product Code: 46-371-1210  Stainless steel replacement heater assembly. 2" x 15" with 2" x 1-1/2" tailpieces. There are no mounting studs on this assembly, and the pressure switch hole is on the same side as the thermowell grooves. Rated at 4.0kW/240v.   Price: $87.11 Shipping: Calculated at Checkout   Qty

Coleman Spas   Product Code: 46-371-1204  Stainless steel replacement heater assembly. 1-1/2" x 9-7/8" including a 1.0kW/120v element. Shipped with 1-1/2" QD tailpieces, pressure switch tap. No pressure switch included.   Price: $82.49 Shipping: Calculated at Checkout   Qty

Coleman Spas   Product Code: 46-371-1209  Stainless steel replacement heater assembly. 2" x 15" including a 5.5kW/240v element. Similiar to Brett Aqualine #46-320-1170, except this heater has a 90° offset pressure switch tap.   Price: $133.76 Shipping: Calculated at Checkout   Qty

Continental Leisure   Product Code: 46-238-1020  Stainless steel replacement heater assembly. Features original solid nuts, and 5.5kW/240v heater element.  Manifold is 13in from centerline of pump union to discharge of heater.   Price: $119.52 Shipping: Calculated at Checkout   Qty

CRL Replacement Assemblies   All feature a power cord and a 5.5kW/240v element.   Select CRL Replacement Assemblies option 46-454-1000 Model 1, pre-1989, 1 in. gap between threaded heater union and tee (Price $114.64) 46-454-1010 Model 2, post 1989, no gap between thd union and tee. Original had solid nut, just break off original nut and replace with split nut provided (Price $115.45) 46-454-1010 Model 3, mid 1989, no gap between threaded union and tee, provided with split nut tailpiece. (Price $115.45)    Price: Based on Selection Shipping: Calculated at Checkout   Qty

CRL Replacement Assembly   Product Code: 46-454-1015  Replacement heater assembly for EP-5 and EP-9 systems. Made of 2" pvc and rated at 1.5/6kW, 120/240v.   Price: $129.76 Shipping: Calculated at Checkout   Qty

CRL/Mr Spa Replacement Heater Assemblies   Replaces Mr. Spa heaters that utilize a 13" long 1-1/4"thd 1.5kW/120v element, thermostat, and hi limit.   Select CRL/Mr Spa Replacement Heater Assemblies option 46-454-1100. Heater assembly, 1.5kW/120v w/square JJ style power cord (Price $193.94) 46-454-1105. Heater assembly, 1.5kW/120v w/std NEMA style power cord (Price $177.16) 46-454-1110. Heater assembly, 1.5kW/120v with a male NEMA plug and a female NEMA receptacle for pump (Price $240.61)    Price: Based on Selection Shipping: Calculated at Checkout   Qty

Dakota Spas   Product Code: 46-371-1260  Stainless steel replacement heater assembly, 2.25in x 18.75in, 4.0kW/240v, 10/3 x 48in amp plug cord, 1/8in npt pressure switch tap, dual groove thermal well cover, union removable element and plastic box.  Tifel coated element.    Price: $180.10 Shipping: Calculated at Checkout   Qty

Deluxe Heater   5.5kW/240v with metal box, T-stat, hi limit,pressure switch, contactor, indicator light.   Select deluxe heater option 46-371-1600. Deluxe heater assembly, QD x QD x 10 in. (Price $405.79) 46-371-1610. Deluxe heater assembly, 10kW/240v (Price $428.09) 46-371-1605. Deluxe heater assembly, 5.5kW. NO Box, T Stat, Pressure Switch, Hi Limit, Contactor, Indicator Light. (Price $146.05)    Price: Based on Selection Shipping: Calculated at Checkout   Qty

DM/Vita Spas   Product Code: 46-371-1218  Stainless steel replacement heater assembly. 2" x 17.75" manifold includes 5.5kW/240v element and 2" x 1-1/2" tailpiece assemblies.   Price: $88.35 Shipping: Calculated at Checkout   Qty

EM1000 Assembly   Product Code: 46-320-1150  11.0kW/240v heater uses both the 7.2kW and 4.2kW elements.   Price: $320.67 Shipping: Calculated at Checkout   Qty

Emerald/Conway   Product Code: 46-371-1235  Stainless steel replacement heater assembly 1-1/2" x 12-1/4" manifold includes a 1.0kW/120v element. Shipped with 1-1/2"QD tailpieces.   Price: $106.05 Shipping: Calculated at Checkout   Qty

Emerald/Conway 1983-84   Product Code: 46-238-1200  Replacement heater assembly. 1-1/2" x 16" manifold includes a 5.5kW, 240v element and tailpiece assemblies.   Price: $74.74 Shipping: Calculated at Checkout   Qty

Fiberglass Specialties   Product Code: 46-371-1201  Stainless steel 2-1/4" x 13" with 5.5kW/240v element, 5 x 7 enclosure assembly (2) 2" x 1-1/2" tailpieces, pressure switch, thermostat, hi limit, contactor, (2) thermowells   Price: $309.84 Shipping: Calculated at Checkout   Qty

Flo Thru Heater   Product Code: 46-371-1200  5.5kW/1.375kW, 240/120v convertible with box, T-stat, hi limit and indicator light. 2" quick disconnect fittings and 1/8"npt pressure tap.   Price: $294.58 Shipping: Calculated at Checkout   Qty

Flow Thru Heater Assembly   Product Code: 46-371-1214  Stainless steel 2-1/4" x 15" with 5.5kW/240v, 1/8"npt pressure switch tap, (2) 2" socket tail piece, (2) 10-32 x 3/8" mounting stud.   Price: $87.33 Shipping: Calculated at Checkout   Qty

Gecko Pro Pack   Stainless steel