---
product_id: 424960891
title: "Safety group 889 3/4\" (20x27) straight NF with drain trap"
brand: "comap"
price: "€ 54.16"
currency: EUR
in_stock: true
url: https://www.desertcart.nl/products/424960891-safety-group-889-3-4-20x27-straight-nf-with-drain
store_origin: NL
region: Netherlands
---

# 3/4" (20x27) precision fit 5-year warranty protection Made in France quality Safety group 889 3/4" (20x27) straight NF with drain trap

**Brand:** comap
**Price:** € 54.16
**Availability:** ✅ In Stock

## Summary

> 🛠️ Secure your hot water system with French precision and peace of mind!

## Quick Answers

- **What is this?** Safety group 889 3/4" (20x27) straight NF with drain trap by comap
- **How much does it cost?** € 54.16 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/424960891-safety-group-889-3-4-20x27-straight-nf-with-drain)

## Best For

- comap enthusiasts

## Why This Product

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

## Key Features

- • **Built-in drain trap included:** Simplifies maintenance and prevents water damage with efficient drainage
- • **Long-lasting 5-year warranty:** Confidence in performance backed by extended manufacturer support
- • **Trusted French craftsmanship:** Manufactured by COMAP in France, ensuring durability and reliability
- • **Advanced pressure relief system:** Automatically evacuates excess water to prevent dangerous overpressure
- • **Precision-engineered 3/4" connection:** Seamless integration with vertical electric water heaters for optimal safety

## Overview

The Safety Group 889 3/4" (20x27) straight NF with drain trap by COMAP is a premium hydraulic safety unit designed to protect vertical electric water heaters from overpressure risks. Made in France and backed by a 5-year warranty, it features a precision 3/4" connection and an integrated drain trap to safely evacuate expanding water, ensuring system longevity and safety.

## Description

Safety group 889 3/4" (20x27) straight NF with drain trap

## Features

- The hydraulic safety unit protects the hot water generator anst the risk of bursting
- It allows water to be evacuated, following its expansion during heating, which avoids any overpressure in the water heater
- Made in France
- 5-year warranty
- For vertical electric water heaters.Note Too much pressure in the system, they need to check their plumbing (not product, as a drop is normal on a security group). Also check that the valve is closed (big red button). If necessary, add a pressure reducer to the installation to avoid the drip problem.Incorrect use of the valve (red button) which is then in the "open" position, incorrect adjustment of the upstream installation (too much pressure on the network)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | COMAP |
| Part number | S601010 |
| Item Weight | 440 g |
| Product Dimensions | 5.5 x 14.5 x 5.5 cm; 440 g |
| Item model number | S601010 |
| Color | Gray |
| Item Package Quantity | 1 |
| Number Of Pieces | 1 |
| Included components | 1 Siphon, 1 Security Group 3/4 Inch |
| Batteries Included? | No |
| Batteries Required? | No |

## Images

![Safety group 889 3/4" (20x27) straight NF with drain trap - Image 1](https://m.media-amazon.com/images/I/51xDJ8mSyYL.jpg)
![Safety group 889 3/4" (20x27) straight NF with drain trap - Image 2](https://m.media-amazon.com/images/I/611m+7aseUL.jpg)
![Safety group 889 3/4" (20x27) straight NF with drain trap - Image 3](https://m.media-amazon.com/images/I/5189dnm1-uL.jpg)
![Safety group 889 3/4" (20x27) straight NF with drain trap - Image 4](https://m.media-amazon.com/images/I/51U8O1egoNL.jpg)
![Safety group 889 3/4" (20x27) straight NF with drain trap - Image 5](https://m.media-amazon.com/images/I/316D7iuPz+L.jpg)

---

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---

*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-01-26*