---
product_id: 38426249
title: "Pressure Switch 3902, 1A, Tecmark, Universal, SPNO, w/o Brass"
brand: "tecmark"
price: "€ 41.59"
currency: EUR
in_stock: true
reviews_count: 8
category: "Tecmark"
url: https://www.desertcart.hr/products/38426249-pressure-switch-3902-1a-tecmark-universal-spno-w-o-brass
store_origin: HR
region: Croatia
---

# 1A current rating Universal compatibility SPNO design Pressure Switch 3902, 1A, Tecmark, Universal, SPNO, w/o Brass

**Brand:** tecmark
**Price:** € 41.59
**Availability:** ✅ In Stock

## Summary

> 🔧 Switch to Success: Elevate your systems with the Pressure Switch 3902!

## Quick Answers

- **What is this?** Pressure Switch 3902, 1A, Tecmark, Universal, SPNO, w/o Brass by tecmark
- **How much does it cost?** € 41.59 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/38426249-pressure-switch-3902-1a-tecmark-universal-spno-w-o-brass)

## Best For

- tecmark enthusiasts

## Why This Product

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

## Key Features

- • **Safety First:** SPNO design ensures reliable operation and peace of mind.
- • **Universal Fit:** Seamlessly integrates into various systems for ultimate versatility.
- • **Durable Design:** Crafted without brass for enhanced longevity and performance.
- • **Unleash Precision:** Experience unparalleled accuracy with the 1A current rating.
- • **Effortless Installation:** Get up and running quickly with user-friendly setup.

## Overview

The Pressure Switch 3902 by Tecmark is a universal, SPNO switch designed for reliable performance with a 1A current rating, ensuring compatibility across various applications while boasting a durable design without brass.

## Description

Series 3000 Pressure Switch This switch is found in many spa applications where a durable switch is required. It is rated at 1 amp and is available in a variety of mounting styles Plastic pan material

Review: Just what I needed - Worked great!
Review: Works! - Fixed the hot tub issue!

## Features

- Pressure Switch 3902, 1A, Tecmark, Universal, SPNO,w/o Brass.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01N1YU5LW |
| Actuator Type | Normally Open |
| Best Sellers Rank | #39,820 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #21 in Pressure Switches |
| Brand | Tecmark |
| Brand Name | Tecmark |
| Circuit Type | 1-way |
| Color | Brass |
| Compatible Devices | Spa control systems, devices supporting universal pressure switches |
| Connectivity Protocol | X-10 |
| Connector Type | Through Hole |
| Contact Type | Normally Open |
| Control Method | Touch |
| Control Type | automatic |
| Current Rating | 1 Amps |
| Customer Reviews | 4.6 out of 5 stars 49 Reviews |
| International Protection Rating | IP54 |
| Item Dimensions | 1.9 x 1.8 x 1.8 inches |
| Item Weight | 0.08 Pounds |
| Manufacturer | Tecmark Corporation |
| Material Type | Plastic |
| Model | 3902 |
| Mounting Type | Surface Mount |
| Number of Items | 1 |
| Number of Positions | 1 |
| Operation Mode | automatic |
| Part Number | 3902 |
| Specification Met | Ip54 |
| Switch Type | Pressure Switch |
| Terminal | Through Hole |
| UPC | 712145131333 |
| Unit Count | 1.0 Count |
| Wattage | 12 watts |

## Images

![Pressure Switch 3902, 1A, Tecmark, Universal, SPNO, w/o Brass - Image 1](https://m.media-amazon.com/images/I/71K8ew7R3pL.jpg)
![Pressure Switch 3902, 1A, Tecmark, Universal, SPNO, w/o Brass - Image 2](https://m.media-amazon.com/images/I/712zkCIef1L.jpg)
![Pressure Switch 3902, 1A, Tecmark, Universal, SPNO, w/o Brass - Image 3](https://m.media-amazon.com/images/I/71qR-vhp2WL.jpg)
![Pressure Switch 3902, 1A, Tecmark, Universal, SPNO, w/o Brass - Image 4](https://m.media-amazon.com/images/I/71SPjUZNNXL.jpg)
![Pressure Switch 3902, 1A, Tecmark, Universal, SPNO, w/o Brass - Image 5](https://m.media-amazon.com/images/I/61ZQhsXb9YL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Just what I needed
*by A***R on May 24, 2022*

Worked great!

### ⭐⭐⭐⭐⭐ Works!
*by W***S on October 7, 2019*

Fixed the hot tub issue!

### ⭐⭐⭐⭐⭐ Great buy!
*by K***N on April 12, 2018*

Everything as expected. Quick shipping!

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**Shop now:** [https://www.desertcart.hr/products/38426249-pressure-switch-3902-1a-tecmark-universal-spno-w-o-brass](https://www.desertcart.hr/products/38426249-pressure-switch-3902-1a-tecmark-universal-spno-w-o-brass)

---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-06-02*