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Vita Spa Replacement 3.0 Flo Thru Heater, 15"
Was: $237.56Now: $199.95 -
Sundance Spas-1
Flow Switch 3/4" Barbed Ports- Sundance, Jacuzzi Spas, 2560-040
Was: $112.00Now: $93.95 -
Tecmark Corporation
Universal Tecmark Low Voltage Pressure Switch, Gulf Coast and Hydro Spa, 1/8" Mpt, 1 Amp
MSRP: $43.95$33.95 -
Triple Bend Flo Thru Heating Element, Center Terminal, 4.0 KW25-41411ET
Was: $81.85Now: $64.95 -
5.5 KW Flo Thru Heater Element, Balboa Double Bend, 25-4034BI
Was: $44.15Now: $38.95 -
Flo Thru Epoxy Potted Element, 5.5 KW, 240V
Was: $46.12Now: $38.95 -
Hairpin Heater Element, - 5.5 KW, 10" , 20-3018
Was: $77.12Now: $69.95 -
Vita Flo 5.5 KW Flo Thru Heater Assembly, 17-3/4", 20-00467
Was: $246.12Now: $216.95 -
Flo-Thru Heater Assembly, 4.0 KW, 15" Caldera & Coleman Spas, 20-00318
Was: $211.99Now: $176.95 -
Heater Element - 3.0 KW Flow Thru, 9-3/4", 2-05-0086
Was: $84.30Now: $70.95 -
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Aquatherm/CRL/Premier Plastic Heater Housing Lid, 15-002
Was: $16.12Now: $13.95
Heaters & Parts
Heaters & parts are critical for maintaining warm, comfortable water in your hot tub or spa. These components include complete electric spa heaters (flow-thru designs), replacement heating elements, and supporting parts that ensure safe, efficient heating without issues like no heat, overheating, or error codes.
This category offers a wide selection of high-quality heaters and heater parts compatible with major brands such as Balboa, Gecko, Hydro Quip, Aeware, InTherm, and others. Common items include stainless steel or titanium flow-thru heaters (4.5kW to 11kW, low-flow or standard), heating elements (screw-in, flange, or coil styles), heater manifolds/housings, pressure/flow switches (for detecting water flow to prevent dry firing), temperature sensors, hi-limit sensors (for overheat protection), unions/split nuts, gaskets/O-rings, and straps/clamps for secure installation.
Heaters and parts vary by voltage (120V/240V), kilowatt rating, plumbing size (1-1/2" or 2"), sensor type (M7 dual sensors common in Balboa systems), pressure switch settings, and spa configuration—exact matching to your model is essential for safety and performance. Mismatches can cause no heating, constant tripping, or safety hazards.
Common problems include no heat from failed elements or bad sensors, fluctuating temperatures due to faulty hi-limits or thermostats, flow errors from clogged filters or stuck pressure switches, corrosion/leaks at unions/gaskets, tripped breakers from shorts, or overheat shutdowns. These issues often stem from scale buildup, poor water chemistry, or age. Replacing individual parts like sensors, switches, or elements is frequently more affordable than a full heater swap, but complete heaters provide reliable long-term fixes for severely damaged units.
To get the right part or heater:
- Check your spa brand, model, year, control system (e.g., Balboa M7, Gecko), voltage, and current heater specs (kW, size, plumbing).
- Note error codes, sensor readings, or flow switch behavior.
- Avoid guessing—send us clear photos of your existing heater, sensors, plumbing connections, control panel errors, and spa label (model/serial number) for expert verification.
Text photos to 772-800-5445 or call 844-500-4645—we'll confirm compatibility before you order. SpaShopper is not affiliated with any spa manufacturer. Brand names and part numbers are used for compatibility and identification purposes only.
Shop our heaters & parts selection today to restore fast, consistent heating and enjoy relaxing, warm soaks without interruptions.