---
product_id: 58207375
title: "Crabtree 61/B40 Miniature Circuit Breaker (MCB) - 40amp Type B"
brand: "qvs"
price: "€ 8.84"
currency: EUR
in_stock: true
reviews_count: 7
category: "Qvs"
url: https://www.desertcart.be/products/58207375-crabtree-61-b40-miniature-circuit-breaker-mcb-40amp-type-b
store_origin: BE
region: Belgium
---

# Crabtree 61/B40 Miniature Circuit Breaker (MCB) - 40amp Type B

**Brand:** qvs
**Price:** € 8.84
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Crabtree 61/B40 Miniature Circuit Breaker (MCB) - 40amp Type B by qvs
- **How much does it cost?** € 8.84 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/58207375-crabtree-61-b40-miniature-circuit-breaker-mcb-40amp-type-b)

## Best For

- qvs enthusiasts

## Why This Product

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

## Description

Suitable for use with Crabtree consumer unitsC/w terminal screws and easy fix bus bar mountB type Current Rating: 40A

Review: As described - Did the job
Review: MCB purchased - Ordered for the Crabtree Consumer unit it fitted just right and since installing it I've had no problem. Looking forward to more favourable purchases of electrical items.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B009ETP80K |
| Best Sellers Rank | 269,622 in DIY & Tools ( See Top 100 in DIY & Tools ) 449 in Circuit Breakers |
| Brand | QVS |
| Circuit Breaker Type | Standard |
| Circuit breaker type | Standard |
| Country Of Origin | China |
| Current Rating | 40 Amps |
| Current rating | 40 Amps |
| Customer Reviews | 4.6 out of 5 stars 22 Reviews |
| Manufacturer | QVS |
| Manufacturer Part Number | 61/B40 |
| Model Number | 61/B40 |
| Mounting Type | Bolt-On Mount |
| Mounting type | Bolt-On Mount |
| Number of Items | 1 |
| Number of Poles | 1 |
| Number of items | 1 |
| Number of poles | 1 |
| Unit Count | 1.0 count |

## Product Details

- **Brand:** QVS
- **Circuit breaker type:** Standard
- **Current rating:** 40 Amps
- **Mounting type:** DIN Rail Mount
- **Number of poles:** 1

## Images

![Crabtree 61/B40 Miniature Circuit Breaker (MCB) - 40amp Type B - Image 1](https://m.media-amazon.com/images/I/7198PzQ5VjL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ As described
*by D***Z on 1 September 2024*

Did the job

### ⭐⭐⭐⭐⭐ MCB purchased
*by C***Y on 8 April 2013*

Ordered for the Crabtree Consumer unit it fitted just right and since installing it I've had no problem. Looking forward to more favourable purchases of electrical items.

### ⭐⭐⭐⭐⭐ Five Stars
*by P***L on 14 October 2015*

Very quick to deliver more than happy with my product

## Frequently Bought Together

- Crabtree 61/B40 Miniature Circuit Breaker (MCB) - 40amp Type B
- Crabtree 61/B32 MCB | Version with Switch in centre of MCB | Very Pale Grey colour | Starbreaker B32 32 Amp Type B circuit breaker
- Hager MTN140 Miniature Circuit Breaker, 1 Pole, 1 Module, Type B, 6 kA Breaking Capacity, 40 A Current

---

## 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.be/products/58207375-crabtree-61-b40-miniature-circuit-breaker-mcb-40amp-type-b](https://www.desertcart.be/products/58207375-crabtree-61-b40-miniature-circuit-breaker-mcb-40amp-type-b)

---

*Product available on Desertcart Belgium*
*Store origin: BE*
*Last updated: 2026-10-25*