---
product_id: 207235813
title: "5940s - 40a Type B Single Pole MCB"
brand: "mk sentry"
price: "22981CFA"
currency: XOF
in_stock: true
url: https://www.desertcart.sn/products/207235813-5940s-40a-type-b-single-pole-mcb
store_origin: SN
region: Senegal
---

# 40A high current capacity Lockable ON/OFF for safety & control 6kA breaking capacity for ultimate protection 5940s - 40a Type B Single Pole MCB

**Brand:** mk sentry
**Price:** 22981CFA
**Availability:** ✅ In Stock

## Summary

> ⚡ Lock in power and protection with MK Sentry 5940s – your circuit’s best defense!

## Quick Answers

- **What is this?** 5940s - 40a Type B Single Pole MCB by mk sentry
- **How much does it cost?** 22981CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/207235813-5940s-40a-type-b-single-pole-mcb)

## Best For

- mk sentry enthusiasts

## Why This Product

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

## Key Features

- • **BSEN 60898 Certified:** Meets rigorous European safety standards, guaranteeing reliability and compliance.
- • **Next-Gen Safety Lock:** Lockable in both ON and OFF positions, ensuring secure operation and peace of mind.
- • **Seamless DIN Rail Mount:** Effortless installation that fits perfectly into your professional electrical panel.
- • **Power-Packed 40A Capacity:** Handles heavy-duty electrical loads with ease, perfect for modern workspaces.
- • **Robust 6kA Breaking Strength:** Engineered to interrupt fault currents swiftly, safeguarding your entire setup.

## Overview

The MK Sentry 5940s is a 40A Type B single pole MCB designed for high-performance circuit protection. Featuring a 6kA breaking capacity and lockable ON/OFF positions, it ensures both safety and operational control. Compliant with BSEN 60898 standards and optimized for DIN rail mounting, this compact 110g breaker is ideal for professional electrical installations demanding reliability and peace of mind.

## Description

5940s - 40a Type B Single Pole MCB

## Features

- MK Electric Sentry 5940s
- 40a, Type B, 240vac, Breaking Capacity 6kA
- Sentry forth generation MCB
- Conforms to BSEN 60898: 1991
- Lockable in the on or off position; breaker will still operate when locked on

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | MK Sentry |
| Manufacturer | MK Electric |
| Package Dimensions | 11.5 x 8.2 x 2.2 cm; 110 g |
| Item model number | 5940s |
| Part Number | 5932s |
| Switch Installation Type | DIN Rail Mount |
| Circuit Breaker Installation Type | Standard |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 110 g |
| Guaranteed software updates until | unknown |

## Product Details

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

## Images

![5940s - 40a Type B Single Pole MCB - Image 1](https://m.media-amazon.com/images/I/71J8EX3lSWL.jpg)

## Frequently Bought Together

- MK Sentry 5940s - 40a Type B Single Pole MCB
- MK Electric Sentry 32A Single Pole Type B MCB
- MK Electric Sentry 20A Single Pole Type B MCB

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**Shop now:** [https://www.desertcart.sn/products/207235813-5940s-40a-type-b-single-pole-mcb](https://www.desertcart.sn/products/207235813-5940s-40a-type-b-single-pole-mcb)

---

*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-03-02*