---
product_id: 54692578
title: "MK Sentry 40A SP Type B Curve MCB [Energy Class A]"
brand: "mk sentry"
price: "¥7820"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/54692578-mk-sentry-40a-sp-type-b-curve-mcb-energy-class
store_origin: JP
region: Japan
---

# MK Sentry 40A SP Type B Curve MCB [Energy Class A]

**Brand:** mk sentry
**Price:** ¥7820
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** MK Sentry 40A SP Type B Curve MCB [Energy Class A] by mk sentry
- **How much does it cost?** ¥7820 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/54692578-mk-sentry-40a-sp-type-b-curve-mcb-energy-class)

## 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

## Description

Trip-free mechanism. Positive contact status indicator. Tunnel-type touch-proof captive terminals. BS EN 60898. Product contents:40A MCB. Specifications:Type B Curve. Terminal Capacity: 35mm2. Short circuit rating: 6kA.

## Images

![MK Sentry 40A SP Type B Curve MCB [Energy Class A] - Image 1](https://images-na.ssl-images-amazon.com/images/I/61bpWCq8iIL.jpg)

---

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**Shop now:** [https://www.desertcart.jp/products/54692578-mk-sentry-40a-sp-type-b-curve-mcb-energy-class](https://www.desertcart.jp/products/54692578-mk-sentry-40a-sp-type-b-curve-mcb-energy-class)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-21*