Gecko
Gecko DTec2 Pressure Switch – 2PSI Spa Heater Part
Gecko DTec2 Pressure Switch – 2PSI Spa Heater Part
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Genuine Gecko DTec2 pressure switch — the trusted replacement part for hot tub and spa heater systems.
Manufactured by Gecko, this pressure switch fits directly onto the heater tube via a 1/8" MPT screw thread, giving you a secure, leak-free connection every time. Preset at 2PSI, it's the updated replacement for the older 1.8PSI version, so your system runs to the correct modern specification.
Ideal for engineers, spa technicians, and confident DIY hot tub owners carrying out a heater or safety-switch replacement.
- ✅ Genuine Gecko part — guaranteed fit and performance
- ✅ Preset to 2PSI (current spec, replaces 1.8PSI version)
- ✅ Twin spade connectors for quick, secure wiring
- ✅ Compact 62mm x 50mm — fits standard heater tubes
Supplied by The Warm Living — trusted UK stockist of genuine spa and hot tub parts.
| Brand | Gecko |
| Product Type | Pressure Switch (DTec2) |
| Thread | 1/8 inch MPT |
| Height | 62mm |
| Width | 50mm |
| Preset Pressure | 2PSI |
| Connectors | 2 x flat spade connectors |
| Warranty | Manufacturer warranty — confirm with supplier |
- 1 x Gecko DTec2 Pressure Switch
Delivery: Dispatched from UK stock, parcel delivery, free to mainland UK.
Returns: 14-day returns on unused, unopened items.
Will this fit my existing heater?
The DTec2 fits any heater tube with a 1/8 inch MPT thread. Check your existing switch's thread size before ordering.
What's the difference vs the 1.8PSI version?
This is the current 2PSI specification, which has replaced the older 1.8PSI switch as the standard part.