---
product_id: 455926474
title: "soikoi Tecmark 3903-BP Pressure Switch for Pool or Spa Heater"
brand: "tecmark (tdi)"
price: "₪437"
currency: ILS
in_stock: false
category: "Tecmark (Tdi)"
url: https://www.desertcart.co.il/products/455926474-soikoi-tecmark-3903-bp-pressure-switch-for-pool-or-spa
store_origin: IL
region: Israel
---

# Factory pre-set, no manual adjustments Compatible with multiple heater models 1-5 PSI precision pressure range soikoi Tecmark 3903-BP Pressure Switch for Pool or Spa Heater

**Brand:** tecmark (tdi)
**Price:** ₪437
**Availability:** ❌ Out of Stock

## Summary

> ⚡ Upgrade your pool’s heartbeat with precision pressure control!

## Quick Answers

- **What is this?** soikoi Tecmark 3903-BP Pressure Switch for Pool or Spa Heater by tecmark (tdi)
- **How much does it cost?** ₪437 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.il](https://www.desertcart.co.il/products/455926474-soikoi-tecmark-3903-bp-pressure-switch-for-pool-or-spa)

## 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

## Key Features

- • **Trusted Replacement Part:** Direct substitute for multiple OEM models, keeping your system running smoothly without downtime.
- • **Precision Pressure Control:** Ensures optimal pool/spa heater performance with a reliable 1-5 PSI range.
- • **Plug-and-Play Compatibility:** Seamlessly fits J-210, J-220, J-230, J-270, J-280, and Del Sol heaters for hassle-free replacement.
- • **Durable Plastic Construction:** Lightweight yet robust design built to withstand pool and spa environments.
- • **Factory-Calibrated Reliability:** Pre-set switch point guarantees consistent operation—no guesswork or adjustments needed.

## Overview

The soikoi Tecmark 3903-BP is a factory-calibrated pressure switch designed for pool and spa heaters, offering a precise 1-5 PSI range. Compatible with a wide range of popular heater models, this lightweight plastic switch ensures reliable, maintenance-free operation as a direct replacement for multiple OEM parts.

## 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.

## Features

- Part # 3903-BP
- fits various heaters
- Factory Adjusted-Set Point Cannot be Changed

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B003ZHFHVW |
| Brand | Tecmark (TDI) |
| Date First Available | 20 April 2022 |
| Item Weight | 0.28 g |
| Material | Plastic |
| Model Number | 3903-BP |
| Package Dimensions | 18.9 x 7.2 x 4.6 cm; 0.28 g |

## Images

![soikoi 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.il/products/455926474-soikoi-tecmark-3903-bp-pressure-switch-for-pool-or-spa](https://www.desertcart.co.il/products/455926474-soikoi-tecmark-3903-bp-pressure-switch-for-pool-or-spa)

---

*Product available on Desertcart Israel*
*Store origin: IL*
*Last updated: 2026-02-09*