Cal Spa Hot Tub Parts
Find genuine and OEM-quality replacement parts for Cal Spa hot tubs and spas. Our Cal Spa parts selection covers pumps, jets, filters, heaters, controls, and more — everything you need to keep your Cal Spa spa running at peak performance. We offer competitive international shipping rates to buyers worldwide.
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Silver S-Style Diverter Handle 4 5/16" & Graphite Cap 3 11/16" - Hot Tub Water Diverter Kit
HTPOFAmerica
MSRP: $49.99$29.99Premium Silver S-Style Diverter Handle measuring 4 5/16" long with matching Graphite Cap 3 11/16" wide designed for hot tub water flow control. This replacement diverter knob features an S-shaped top design and installs directly onto diverter valve stems...MSRP: $49.99$29.99 -
Silver S-Style Diverter Handle Knob for Hot Tub - 4 5/16" x 2 1/8" Replacement Part
HTPOFAmerica
MSRP: $24.99$19.99Global offers this Silver S-Style Diverter Handle Knob measuring 4 5/16" Long as a replacement component for your spa's water diverter system. This S-shaped knob features a distinctive curved top design and installs directly onto the square diverter...MSRP: $24.99$19.99 -
Filter, Cartridge, 30sqft, 1-1/4" Female SAE Thread, 4-3/4" Wide, 11-3/8" Tall
HTPOFAmerica
MSRP: $48.99$41.99Filter, Cartridge, 30sqft, 1-1/4" Female SAE Thread, 4-3/4" Wide, 11-3/8" Tall Bottom Physical Dimension 1-1/4" Bottom Style Female SAE Thread Diameter 4-3/4" Length 11-3/8" Media Type 3oz Square Footage 30...MSRP: $48.99$41.99 -
Heater, Flo Thru, Balboa M7, 800, 825, 15" x 2", 230v or 115v , 4.0kW, with Sensors
HTPOFAmerica
MSRP: $322.69$189.99This part is a complete Heater, Flo Thru, Balboa M7, 800, 825, 15" x 2", 230v or 115v , 4.0kW, with Sensors.. This heater tube has a stud on the top and bottom make sure yours has them too.. This heater DOES include m7 sensors and split nuts, but...MSRP: $322.69$189.99 -
Replacement Skimmer Filter Basket for Older Cal Spa Models - Top Mount Design
HTPOFAmerica
MSRP: $48.99$27.99This skimmer filter basket is designed as a replacement component for earlier generation Cal Spa hot tubs equipped with top mount skimmer systems.Basket TypeSkimmerApplication ManufacturerWaterwayApplication ModelTop Mount SkimmerBasket Height5-5/8"MSRP: $48.99$27.99 -
5.5kW Flow-Thru Heater Assembly for Cal Spa Emerald Polynesian 15 3/4" x 1 1/2" Retrofit Kit
HTPOFAmerica
MSRP: $379.43$179.99Complete replacement heater assembly designed as a retrofit solution for original Cal Spa, Emerald, and Polynesian heating systems measuring 15 3/4" x 1 1/2". This comprehensive kit includes the heater tube, heating element, split nuts, gaskets, and 1...MSRP: $379.43$179.99 -
45 Square Foot Spa Filter Cartridge - 4-15/16" x 14-7/8" with 2-1/8" Open Holes
HTPOFAmerica
MSRP: $59.99$47.99This replacement spa filter cartridge provides 45 square feet of filtration area and measures 4-15/16" in diameter by 14-7/8" in height. Both the top and bottom feature open-style 2-1/8" openings for secure installation and optimal water flow.Designed as...MSRP: $59.99$47.99 -
Balboa VS501Z Circuit Board - Cal Spa CS6200 6200DV Control System Replacement
HTPOFAmerica
MSRP: $599.99$459.99Replacement circuit board designed for Balboa CS6200 and 6200DV control systems, featuring genuine VS501Z specifications for reliable spa operation. Circuit Board Application Balboa Water GroupCircuit Board Model ...MSRP: $599.99$459.99 -
Cal Spa Interior Shell Bottom Drain Fitting 3/4" Slip x 3/4" Slip - 1" ID
HTPOFAmerica
MSRP: $34.99$24.99This is an interior wall bottom drain fitting designed for Cal Spa hot tubs, featuring dual 3/4" slip connections with approximately 1" inner diameter. Installed on the foam-backed side of your spa shell, this component receives the drain fitting that...MSRP: $34.99$24.99 -
Single 10 Gauge Jumper Wire 4 Inch - Heater Element to Relay - Loop & Spade Terminals
HTPOFAmerica
MSRP: $10.99$7.99This individual heater jumper wire connects your spa's heating element electrode tab directly to the control board relay terminal. Features a 10 gauge conductor measuring 4 inches in length with a loop connector for the heater side and a female spade...MSRP: $10.99$7.99 -
Heater Element Jumper Wire Set (2) 10 Gauge 4" Loop to Spade Relay Connection
HTPOFAmerica
MSRP: $15.99$11.99This pair of electrical jumper wires connects your spa heater element electrode tabs directly to the control board relay spade terminals. Each wire measures 4 inches in length and features heavy-duty 10 gauge construction for reliable power transfer.One...MSRP: $15.99$11.99 -
Cal Spa Access Panel Hardware Kit - 4 Bolts & Grommets 2" Length 3/4" Diameter
HTPOFAmerica
MSRP: $19.99$14.99This hardware kit includes four (4) bolts with grommets designed specifically for Cal Spa hot tub front access panel doors. Each bolt measures 2" in length, while the grommets feature a 3/4" diameter for secure, proper fitment on your spa cabinet panels.MSRP: $19.99$14.99