---
product_id: 455926470
title: "Tecmark 3903-BP Pressure Switch for Pool or Spa Heater"
brand: "tecmark (tdi)"
price: "£100.71"
currency: GBP
in_stock: true
category: "Tecmark (Tdi)"
url: https://www.desertcart.co.uk/products/455926470-tecmark-3903-bp-pressure-switch-for-pool-or-spa-heater
store_origin: GB
region: United Kingdom
---

# Tecmark 3903-BP Pressure Switch for Pool or Spa Heater

**Brand:** tecmark (tdi)
**Price:** £100.71
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Tecmark 3903-BP Pressure Switch for Pool or Spa Heater by tecmark (tdi)
- **How much does it cost?** £100.71 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/455926470-tecmark-3903-bp-pressure-switch-for-pool-or-spa-heater)

## Best For

- tecmark (tdi) enthusiasts

## Why This Product

- Trusted tecmark (tdi) brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Pressure: 1-5 PSI Plastic; Switch: SPST. Used On: J-210 & J-220 2005+; J-230 2005-2007; J-270 & J-280 (without circulation pump) 2007+; Del Sol 2003-2005. Replacement Option For: MFG #6560-072; MFG #6560-869; MFG #TEC3903; MFG #52686; MFG #6200-170C.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B003ZHFHVW |
| Country of Origin | USA |
| Item Weight | 0.28 g |
| Item model number | 3903-BP |
| Manufacturer | Tecmark (TDI) |

## Images

![Tecmark 3903-BP Pressure Switch for Pool or Spa Heater - Image 1](https://m.media-amazon.com/images/I/41ajbDumAKL.jpg)

---

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**Shop now:** [https://www.desertcart.co.uk/products/455926470-tecmark-3903-bp-pressure-switch-for-pool-or-spa-heater](https://www.desertcart.co.uk/products/455926470-tecmark-3903-bp-pressure-switch-for-pool-or-spa-heater)

---

*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-16*