---
product_id: 141059142
title: "B340 40-Amp Three Pole 240-Volt 10KAIC Bolt in Breaker"
brand: "siemens"
price: "$284"
currency: NZD
in_stock: true
reviews_count: 4
category: "Siemens"
url: https://www.desertcart.nz/products/141059142-b340-40-amp-three-pole-240-volt-10kaic-bolt-in
store_origin: NZ
region: New Zealand
---

# 40 Amp Power Capacity 240 Volt Three-Pole Design Bolt-On Mounting for Secure Fit B340 40-Amp Three Pole 240-Volt 10KAIC Bolt in Breaker

**Brand:** siemens
**Price:** $284
**Availability:** ✅ In Stock

## Summary

> ⚡ Power up your panel with Siemens precision and safety!

## Quick Answers

- **What is this?** B340 40-Amp Three Pole 240-Volt 10KAIC Bolt in Breaker by siemens
- **How much does it cost?** $284 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/141059142-b340-40-amp-three-pole-240-volt-10kaic-bolt-in)

## Best For

- siemens enthusiasts

## Why This Product

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

## Key Features

- • **Robust Bolt-On Mounting:** Ensures a secure, vibration-resistant installation
- • **UL Listed Safety Assurance:** Meets rigorous safety standards for peace of mind
- • **Three-Pole 240V Configuration:** Optimized for balanced, high-capacity circuits
- • **Reliable 40 Amp Current Rating:** Handles demanding electrical loads with ease
- • **Versatile Interrupting Ratings:** Available in 10KAIC, 22KAIC, and 65KAIC for tailored protection

## Overview

The Siemens B340 is a UL-listed, bolt-on mounted, three-pole circuit breaker rated at 40 amps and 240 volts. Designed for panel board installation, it offers reliable protection with interrupting ratings up to 65KAIC, ensuring robust performance for demanding electrical systems.

## Description

The Siemens BL Circuit Breaker is a panel board mounted, non-interchangeable trip molded case circuit breaker available in 10-125A, 1, 2 and 3-pole. Available in 10KAIC, 22KAIC and 65KAIC interrupting ratings. Also, available are arc-fault, ground-fault and switching neutral breakers.

Review: Ok - Good
Review: Thanks for the sale - Perfect for the job

## Features

- UL Listed
- Panel board mounting
- three pole
- Type BL

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B005XH61PI |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #316,631 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #126 in Thermal-Magnetic Circuit Breakers |
| Brand | SIEMENS |
| Circuit Breaker Type | Standard |
| Color | Black |
| Current Rating | 40 Amps |
| Customer Reviews | 4.7 4.7 out of 5 stars (29) |
| Date First Available | February 1, 2012 |
| Global Trade Identification Number | 00783643263734 |
| Included Components | B340 |
| Is Discontinued By Manufacturer | No |
| Item Package Quantity | 1 |
| Item Weight | 12 ounces |
| Item model number | B340 |
| Manufacturer | Siemens -HI |
| Mounting Type | Bolt-On Mount |
| Number Of Pieces | 1 |
| Number Of Poles | 3 |
| Part Number | B340 |
| Product Dimensions | 30"D x 8"W x 6"H |
| UPC | 783643263734 |
| Voltage | 240 Volts |
| Warranty Description | Siemens strongly recommends against the use of "used" breakers. |

## Product Details

- **Brand:** SIEMENS
- **Circuit Breaker Type:** Standard
- **Current Rating:** 40 Amps
- **Mounting Type:** Bolt-On Mount
- **Product Dimensions:** 30"D x 8"W x 6"H

## Images

![B340 40-Amp Three Pole 240-Volt 10KAIC Bolt in Breaker - Image 1](https://m.media-amazon.com/images/I/718MHVI+S9L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Ok
*by R***S on March 14, 2025*

Good

### ⭐⭐⭐⭐⭐ Thanks for the sale
*by P***A on February 25, 2025*

Perfect for the job

### ⭐⭐⭐⭐⭐ Way cheaper than the "Electrical Wholesale" guys.
*by J***N on November 8, 2024*

Worked great.

## Frequently Bought Together

- SIEMENS B340 40-Amp Three Pole 240-Volt 10KAIC Bolt in Breaker
- SIEMENS B330 30-Amp Three Pole 240-Volt 10KAIC Bolt in Breaker, Black
- Siemens B350 50-Amp Three Pole 240-Volt 10KAIC Bolt in Breaker

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**Shop now:** [https://www.desertcart.nz/products/141059142-b340-40-amp-three-pole-240-volt-10kaic-bolt-in](https://www.desertcart.nz/products/141059142-b340-40-amp-three-pole-240-volt-10kaic-bolt-in)

---

*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-01-26*