---
product_id: 10938958
title: "Q340 40-Amp Three Pole Type QP Circuit Breaker"
brand: "siemens"
price: "฿6573"
currency: THB
in_stock: true
url: https://www.desertcart.co.th/products/10938958-q340-40-amp-three-pole-type-qp-circuit-breaker
store_origin: TH
region: Thailand
---

# 40 Amp power capacity 240V voltage compatibility 10,000 AIC interrupting rating Q340 40-Amp Three Pole Type QP Circuit Breaker

**Brand:** siemens
**Price:** ฿6573
**Availability:** ✅ In Stock

## Summary

> ⚡ Power up your space with Siemens — safety and efficiency in one sleek breaker!

## Quick Answers

- **What is this?** Q340 40-Amp Three Pole Type QP Circuit Breaker by siemens
- **How much does it cost?** ฿6573 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/10938958-q340-40-amp-three-pole-type-qp-circuit-breaker)

## 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 40 Amp Capacity:** Handles high electrical loads with ease for reliable performance.
- • **Superior Safety Rating:** 10,000 AIC interrupting rating ensures top-tier short-circuit protection.
- • **High Voltage Compatibility:** Designed for 240V systems, perfect for modern electrical setups.
- • **Effortless Insta-Wire Plug-In:** Save time with Siemens’ innovative plug-in connections in compatible enclosures.
- • **Seamless Load Center Integration:** Works flawlessly with Siemens PL and ES series for streamlined installation.

## Overview

The Siemens Q340 is a three-pole, 40 Amp, 240V circuit breaker featuring a 10,000 AIC interrupting rating for superior overload and short-circuit protection. Designed for easy plug-in installation with Siemens enclosures and compatible with PL and ES series load centers, it combines robust performance with time-saving convenience for professional-grade electrical safety.

## Description

Q340 40-Amp Three Pole Type QP Circuit Breaker

## Features

- Three pole, 40 Amp, 240V type QP Circuit Breaker
- 10,000 AIC interrupting rating
- Siemens type QP circuit breakers provide easy plug-in connections in Siemens enclosures and the time saving insta-wire feature
- Compatible with Siemens PL and ES series load centers
- Use for overload and short-circuit protection of your electrical system

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | SIEMENS |
| Current Rating | 40 Amps |
| Product Dimensions | 30"D x 8"W x 6"H |
| Circuit Breaker Type | Standard |
| Mounting Type | Pole Mount |
| Number Of Poles | 3 |
| UPC | 783643148420 |
| Manufacturer | Siemens -HI |
| Global Trade Identification Number | 00783643148420 |
| Voltage | 240 Volts |
| Part Number | Q340 |
| Item Weight | 14.4 ounces |
| Item model number | Q340 |
| Is Discontinued By Manufacturer | No |
| Color | COLOR |
| Material | Copper |
| Item Package Quantity | 1 |
| Number Of Pieces | 1 |
| Included Components | Q340 |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

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

## Images

![Q340 40-Amp Three Pole Type QP Circuit Breaker - Image 1](https://m.media-amazon.com/images/I/81QZYVpP23L.jpg)

## Questions & Answers

**Q: Will this work on square d hom panels ?**
A: We do not test our breakers in our competitors panels that's not to say it won't work but it will not be UL listed ~ you can confirm with SQD.

**Q: Is this returnable**
A: It should be

**Q: Will this work on a 3 phase wind turbine. 400 watt, 12 volt. Wiring between turbine and controller. 3 wires from turbine to controller.**
A: Unfortunately no. It won’t work. You’ll need a low voltage breaker for that application. Twelve volts isn’t in the parameters of this breaker.

## Frequently Bought Together

- Siemens Q340 40-Amp Three Pole Type QP Circuit Breaker
- Siemens Q330 Circuit Breaker 30a 3p 240v 10k Qp
- Siemens Q360 60-Amp Three Pole Type QP Circuit Breaker

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**Shop now:** [https://www.desertcart.co.th/products/10938958-q340-40-amp-three-pole-type-qp-circuit-breaker](https://www.desertcart.co.th/products/10938958-q340-40-amp-three-pole-type-qp-circuit-breaker)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-04-29*