This flow-thru style is used on some Watkin spas.. This heater is connected to the control box and to the spa's plumbing using the attached compression fittings at both ends. Does not come with a pressure switch must use the old one from the heater you are replacing.
- You Will Receive One Item
- Does not come with a pressure switch must use the old one from the heater you are replacing.
- Replaces 73994
- This is an after-market heater that fits some Watkin spas
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Technical Specs:
115 Volt AC, 1.0 kW, 8 Amps
220 Volt AC, 4.0 kW, 18 Amps
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