---
product_id: 401470385
title: "CentIoT - One-Way Non-Return inline check valve - white Plastic - for Water liquid gas (POM 4MM)"
brand: "centiot"
price: "€ 4.37"
currency: EUR
in_stock: true
url: https://www.desertcart.gr/products/401470385-centiot-one-way-non-return-inline-check-valve-white-plastic
store_origin: GR
region: Greece
---

# 4mm hose size perfect for precise liquid handling Spring-loaded seal for reliable flow control Withstands reverse pressure >300 kPa for ultimate protection CentIoT - One-Way Non-Return inline check valve - white Plastic - for Water liquid gas (POM 4MM)

**Brand:** centiot
**Price:** € 4.37
**Availability:** ✅ In Stock

## Summary

> 🚀 Lock your flow, unlock peace of mind!

## Quick Answers

- **What is this?** CentIoT - One-Way Non-Return inline check valve - white Plastic - for Water liquid gas (POM 4MM) by centiot
- **How much does it cost?** € 4.37 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/401470385-centiot-one-way-non-return-inline-check-valve-white-plastic)

## Best For

- centiot enthusiasts

## Why This Product

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

## Key Features

- • **Durable materials:** POM plastic shell with SUS304 stainless steel spring for long-lasting performance
- • **Versatile applications:** Perfect for marine, automotive, agriculture, and outdoor power equipment
- • **Effortless installation:** No assembly required—just plug and play for instant system upgrade
- • **Universal compatibility:** Fits 4mm inner diameter hoses, ideal for water, gas, and liquid systems
- • **Professional-grade reliability:** Spring-loaded seal ensures one-way flow with zero backflow risk

## Overview

The CentIoT One-Way Non-Return Inline Check Valve is a compact, spring-loaded valve designed for 4mm hoses, crafted from durable POM plastic and stainless steel components. It prevents backflow with a robust reverse pressure tolerance over 300 kPa, making it ideal for water, gas, and liquid systems across automotive, marine, and agricultural applications. Easy to install and built to last, it ensures your fluid systems stay efficient and leak-free.

## Description

One-Way Non-Return inline check valve - white Plastic - for Water liquid gas (POM 4MM)

## Features

- Structure: Spring loaded Seal; Color: White; Shell Material: POM
- Valve shaft: PP; Oring seal: Rubber; Spring: SUS304
- Hose size: 4mm (for hose with 4mm inner diameter)
- Opening pressure: 10 kpa; Reverse Pressure: >300kpa
- Compatible: Suitable for water and other water based fluids

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Plastic |
| Brand | CentIoT |
| Item dimensions L x W x H | 21 x 41 x 57 Millimeters |
| Exterior Finish | Plastic,Rubber |
| Inlet Connection Type | Flange |
| Outlet Connection Type | Flange |
| Maximum Operating Pressure | 300 Kilopascal |
| Number of Ports | 2 |
| Specification Met | CE |
| Manufacturer | CentIoT, 69, First Cross, Nehru Nagar, Karaikal, Puducherry – 609605 |
| UPC | 679043306457 |
| Model | HC088-4MM-NRV-POM-PP |
| Product Dimensions | 2.1 x 4.1 x 5.7 cm; 20 g |
| Item model number | HC088-4MM-NRV-POM-PP |
| Number of items | 1 |
| Batteries Required | No |
| Country of Origin | China |
| Item Weight | 20 g |

## Product Details

- **Material:** Plastic
- **Brand:** CentIoT
- **Item dimensions L x W x H:** 21 x 41 x 57 Millimeters
- **Exterior Finish:** Plastic,Rubber
- **Inlet Connection Type:** Flange
- **Outlet Connection Type:** Flange
- **Maximum Operating Pressure:** 300 Kilopascal
- **Number of Ports:** 2
- **Specification Met:** CE
- **Manufacturer:** CentIoT, 69, First Cross, Nehru Nagar, Karaikal, Puducherry – 609605

## Images

![CentIoT - One-Way Non-Return inline check valve - white Plastic - for Water liquid gas (POM 4MM) - Image 1](https://m.media-amazon.com/images/I/31aOD0Bj8NL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: Does this have any metal part that might rust? It will come in contact with salt water**
A: No, It doesn't have any metal part.

## Frequently Bought Together

- CentIoT - One-Way Non-Return inline check valve - white Plastic - for Water liquid gas (POM 4MM)
- CentIoT - One-Way Non-Return inline check valve - Transparent Plastic - for Water liquid gas (PP 6MM)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.gr/products/401470385-centiot-one-way-non-return-inline-check-valve-white-plastic](https://www.desertcart.gr/products/401470385-centiot-one-way-non-return-inline-check-valve-white-plastic)

---

*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-02-01*