Tecmark / Hydroquip Spa Heater Pressure Switch 3903-DF, 3902, 3903, 34-0178 1Amp SPST 1.5PSI for spa equipment and heaters. This is a very common pressure switch used by Balboa, Gecko, Davey, Spa-Quip, Spa Builders, HydroQuip, Pentair and others. Usually found near the heater assembly. They were originally branded as Tecmark, but may also be labelled Hydroquip now.
Details:
- 1-5 psi 7-35kpa adjustable SPST
- Found in a large number of spa and pool heaters
- On/off device that controls heater operation
- Utilises a diaphragm to sense water pressure. This closes a switch.
- 1/8″ NPT Thread rated to 1A. Fits most spa electric heaters.
- Has two Spade connectors
- 3903 Replaces 3902
Variants:
3902 – 1Amp, 1-5psi Adjustable, 1/8″ NPT 3903 – 1Amp, 1-5psi Adjustable, 1/8″ NPT3903-BP 3Amp, PSI Factory Set Non-Adjustable, 1/8″ NPT 3903-DF 1Amp, 1.5psi fixed, 1/8″ NPT, MH26414, 3903-EECS, A2F / 0517, 34-0178
Prompt shipping and expert packing
Because of our long-standing partnership in a long-standing partnership with UPS, FedEx, DHL as well as a range of other top global carriers we can provide various shipping options. Our warehouse staff are highly trained to package your goods exactly as per the specifications we offer. Your goods are thoroughly checked and secured properly prior to shipping. Each day, we ship to thousands of customers across different countries. This is an indication of our dedication to being the largest online retailer worldwide. Both Europe as well as the USA have distribution and warehouse centres.
Note: Orders containing multiple items will have a distinct processing period for each item.
We will thoroughly inspect all products before they are shipped. Most orders are shipped within 48 hours. The delivery estimate is 3 to 7 days.
Returns
The stock is dynamic and we cannot control it completely because several parties are involved, including our factory and warehouse. The actual inventory can fluctuate at any time. It's possible that the stocks could be depleted after the order has been made.
Our policy is for 30 days. If it's been more 30 days since the date you purchased your item We're sorry to say that we can't offer you a complete refund or exchange.
You are able to return an item in the event that it is not used and in the same state as when you received it. You must have the item in its original packaging.
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