---
product_id: 55754432
title: "– Combi Instant 80E 105E DHW Diaphragm Kit 5111140"
brand: "baxi"
price: "£6.61"
currency: GBP
in_stock: true
reviews_count: 8
url: https://www.desertcart.co.uk/products/55754432-combi-instant-80e-105e-dhw-diaphragm-kit-5111140
store_origin: GB
region: United Kingdom
---

# Compact Size Easy Installation Durable Components – Combi Instant 80E 105E DHW Diaphragm Kit 5111140

**Brand:** baxi
**Price:** £6.61
**Availability:** ✅ In Stock

## Summary

> 💧 Keep the Hot Water Flowing!

## Quick Answers

- **What is this?** – Combi Instant 80E 105E DHW Diaphragm Kit 5111140 by baxi
- **How much does it cost?** £6.61 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/55754432-combi-instant-80e-105e-dhw-diaphragm-kit-5111140)

## Best For

- baxi enthusiasts

## Why This Product

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

## Key Features

- • **🕒 Quick Replacement:** Get back to enjoying hot water in no time with this easy-to-install kit.
- • **🛠️ All-in-One Kit:** Includes diaphragm, gland seal, and sealing washer for a complete solution.
- • **📦 Lightweight Design:** Weighs only 30g for effortless handling and installation.
- • **🔒 Reliable Performance:** Engineered for optimal hot water delivery and efficiency.
- • **🔄 Seamless Compatibility:** Perfectly fits Baxi Combi Instant 80E & 105E models.

## Overview

The BaxiCombi Instant 80E 105E DHW Diaphragm Kit (Part Number 5111140) is a comprehensive replacement solution designed for Baxi Combi Instant 80E & 105E boilers. This kit includes a diaphragm, gland seal, and sealing washer, ensuring reliable hot water performance. With a compact size of 16.6 x 12.9 x 1.5 cm and a lightweight design of just 30g, it offers easy installation and maintenance.

## Description

BaxiCombi Instant 80E 105E DHW Diaphragm Kit 5111140

## Features

- Baxi Replacement Domestic Hot Water Diaphragm Kit
- Baxi Part Number 5111140
- Kit Comprises Of Diaphragm, Gland Seal & Sealing Washer
- Fits Baxi Combi Instant 80E & 105E Boilers
- Fits Baxi Combi Instant 80HE & 105HE Boilers

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Baxi |
| Model Number | 5111140 |
| Package Dimensions | 16.6 x 12.9 x 1.5 cm; 30 g |
| Item Weight | 30 g |

## Images

![– Combi Instant 80E 105E DHW Diaphragm Kit 5111140 - Image 1](https://m.media-amazon.com/images/I/61vpAoxG3eL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    well Chuffed quick delivery good price
  

*by R***N on Reviewed in the United Kingdom on 10 March 2022*

Rectified same fault on My sons baxi Instant combi 105e and My Own potterton performa 28i. Quick delivery good Price Well chuffed  thanks

### ⭐ 1.0 out of 5 stars







  
  
    Wrong size diaphragm sent
  

*by L***R on Reviewed in the United Kingdom on 20 April 2023*

Wrong size product sent out, labelled correctly but product incompatible has you can see by the picture.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Baxi
  

*by M***E on Reviewed in the United Kingdom on 22 January 2022*

Spot on just what I needed Spare

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**Shop now:** [https://www.desertcart.co.uk/products/55754432-combi-instant-80e-105e-dhw-diaphragm-kit-5111140](https://www.desertcart.co.uk/products/55754432-combi-instant-80e-105e-dhw-diaphragm-kit-5111140)

---

*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-19*