---
product_id: 53087878
title: "leg411661 Differential Screw/Screw 4P 400 V Switch 40 A Type AC 30 mA Low Start 4 m"
brand: "legrand"
price: "$214.21"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/53087878-leg411661-differential-screw-screw-4p-400-v-switch-40-type
store_origin: US
region: United States of America
---

# 40A high current capacity 4-pole 400V multi-connection 30mA sensitive AC fault detection leg411661 Differential Screw/Screw 4P 400 V Switch 40 A Type AC 30 mA Low Start 4 m

**Brand:** legrand
**Price:** $214.21
**Availability:** ✅ In Stock

## Summary

> 🛡️ Stay Shock-Safe with Legrand’s Elite 4P Differential Switch!

## Quick Answers

- **What is this?** leg411661 Differential Screw/Screw 4P 400 V Switch 40 A Type AC 30 mA Low Start 4 m by legrand
- **How much does it cost?** $214.21 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/53087878-leg411661-differential-screw-screw-4p-400-v-switch-40-type)

## Best For

- legrand enthusiasts

## Why This Product

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

## Key Features

- • **Powerhouse Protection:** Handles up to 40A current for robust electrical safety
- • **Precision Sensitivity:** 30mA AC detection minimizes electrical hazards with low start threshold
- • **Quadruple Pole Design:** 4P configuration ensures comprehensive circuit control
- • **Screw/Screw Connectivity:** Secure top input and base output terminals for reliable installation
- • **Professional Grade Reliability:** Legrand’s trusted build quality tailored for interior electrical systems

## Overview

The Legrand LEG411661 is a professional-grade 4-pole differential switch designed for interior electrical systems, offering 40A current capacity and 400V operation. With a sensitive 30mA AC fault detection and secure screw/screw terminal connections, it ensures reliable, low-threshold protection against electrical faults, making it an essential upgrade for safety-conscious environments.

## Description

Full description not available

## Features

- Current: 40A
- Number of units: 4
- Connection: Screw/screw
- Type: ac detecting defects component alternative
- Sensitivity: 30 ma
- Connection Screw/screw: input on top and output on base through screw terminals

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Legrand |
| Part Number | LEG411661 |
| Item model number | LEG411661 |
| Size | 30mA |
| Colour | Gray |
| Style | 40A |
| Wattage | 1.6E+4 |
| Item Package Quantity | 1 |
| Number of Pieces | 1 |
| Switch Type | 4-way |
| Usage | Professional, Interior |
| Included Components | 1 Differential switch – Screw/screw 4P 400 V 40 A Type AC 30 mA Low start 4 m |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 350 g |

## Product Details

- **Operation mode:** Interrupteur différentiel
- **Current rating:** 40 Amps
- **Operating voltage:** 400 Volts
- **Contact type:** Normally Open
- **Connector type:** screw
- **Brand:** Legrand
- **Terminal:** Screw
- **Circuit type:** 4-way
- **Actuator type:** Rotary
- **Contact material:** Copper

## Images

![leg411661 Differential Screw/Screw 4P 400 V Switch 40 A Type AC 30 mA Low Start 4 m - Image 1](https://m.media-amazon.com/images/I/518VE03pDvL.jpg)

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**Shop now:** [https://www.desertcart.us/products/53087878-leg411661-differential-screw-screw-4p-400-v-switch-40-type](https://www.desertcart.us/products/53087878-leg411661-differential-screw-screw-4p-400-v-switch-40-type)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-16*