---
product_id: 144748687
title: "Newlec NLMB140BA - 40a Type B Single Pole MCB"
brand: "newlec nlmb"
price: "HK$182"
currency: HKD
in_stock: true
url: https://www.desertcart.hk/products/144748687-newlec-nlmb140ba-40a-type-b-single-pole-mcb
store_origin: HK
region: Hong Kong
---

# 40a Power BS Compliant 6kA Safety Newlec NLMB140BA - 40a Type B Single Pole MCB

**Brand:** newlec nlmb
**Price:** HK$182
**Availability:** ✅ In Stock

## Summary

> 🔌 Power Up Your Safety Game!

## Quick Answers

- **What is this?** Newlec NLMB140BA - 40a Type B Single Pole MCB by newlec nlmb
- **How much does it cost?** HK$182 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/144748687-newlec-nlmb140ba-40a-type-b-single-pole-mcb)

## Best For

- newlec nlmb enthusiasts

## Why This Product

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

## Key Features

- • **Safety First:** With a 6kA breaking capacity, your circuits are protected like never before.
- • **Compact & Efficient:** Lightweight design (120g) and sleek dimensions (11.2 x 10.9 x 2.9 cm) for easy installation.
- • **Compliance You Can Trust:** Fully compliant with British Standard BS EN 60898: 1991 for peace of mind.
- • **Unmatched Power Handling:** Experience a robust 40a capacity for all your electrical needs.
- • **Innovative Trip Mechanism:** Hammer trip technology ensures rapid response to overloads.

## Overview

The Newlec NLMB140BA is a high-performance 40a Type B Single Pole MCB designed for superior circuit protection. With a 6kA breaking capacity and compliance with British Standard BS EN 60898: 1991, this MCB features an innovative hammer trip mechanism for enhanced safety. Weighing only 120g and compact in size, it’s perfect for efficient installations in any professional setting.

## Description

Newlec NLMB140BA - 40a Type B Single Pole MCB

## Features

- Newlec NLMB140BA - 40a Type B Single Pole MCB
- 40a Type B Single Pole Type B, 6kA breaking capacity
- British Standard Complient: BS EN 60898: 1991
- Hammer trip mechanism for improved breaking
- Mechanically latched

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Havells |
| Part number | NSB06 |
| Item Weight | 120 g |
| Package Dimensions | 11.2 x 10.9 x 2.9 cm; 120 g |
| Item model number | NSB06 |
| Plug profile | Panel Mount |
| Batteries included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** Newlec NLMB
- **Current rating:** 40 Amps
- **Circuit breaker type:** Standard
- **Mounting type:** Panel Mount
- **Number of poles:** 1

## Images

![Newlec NLMB140BA - 40a Type B Single Pole MCB - Image 1](https://m.media-amazon.com/images/I/71d7F4EXmOL.jpg)

## Frequently Bought Together

- Newlec NLMB140BA - 40a Type B Single Pole MCB
- 45A Dual Connection Plate

---

## 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.hk/products/144748687-newlec-nlmb140ba-40a-type-b-single-pole-mcb](https://www.desertcart.hk/products/144748687-newlec-nlmb140ba-40a-type-b-single-pole-mcb)

---

*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-03-10*