---
product_id: 296286933
title: "Schneider 18A 3 Pole Thermal Overload Relay-Lrd21"
brand: "schneider electric"
price: "₩58313"
currency: KRW
in_stock: true
url: https://www.desertcart.kr/products/296286933-schneider-18a-3-pole-thermal-overload-relay-lrd21
store_origin: KR
region: South Korea
---

# 18A current rating Thermal overload protection Screw mount & connector Schneider 18A 3 Pole Thermal Overload Relay-Lrd21

**Brand:** schneider electric
**Price:** ₩58313
**Availability:** ✅ In Stock

## Summary

> 🔥 Stay powered, stay protected with Schneider’s smart overload relay!

## Quick Answers

- **What is this?** Schneider 18A 3 Pole Thermal Overload Relay-Lrd21 by schneider electric
- **How much does it cost?** ₩58313 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/296286933-schneider-18a-3-pole-thermal-overload-relay-lrd21)

## Best For

- schneider electric enthusiasts

## Why This Product

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

## Key Features

- • **Durable Copper Contacts:** High-quality copper contacts for superior conductivity and longevity
- • **Easy Screw Mount Installation:** Quick and secure mounting with standard screw connectors
- • **Reliable 18A Current Handling:** Supports up to 18 Amps for robust circuit protection
- • **Precision Thermal Overload Relay:** Class 10A ensures timely and accurate overload response
- • **Trusted Schneider Electric Quality:** Backed by a global leader with manufacturer warranty

## Overview

The Schneider 18A 3 Pole Thermal Overload Relay (Model LRD21) is a compact, screw-mount electrical relay designed to protect circuits by detecting and responding to thermal overloads up to 18 Amps. Featuring durable copper contacts and compliant with IEC/EN 60947 standards, it ensures reliable performance and easy installation. Ideal for professionals seeking dependable circuit safety with trusted Schneider Electric quality.

## Description

Schneider 18A 3 Pole Thermal Overload Relay-Lrd21

## Features

- Weight (Kg): 0.3000
- Product Availability: Ex-Stock To 1 Week
- Type: Thermal Overload
- Note: Actual Product Model Might Vary From That Shown In The Picture.
- Warranty: As Per Manufacturer'S Warranty Policy.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Connector Type | Screw |
| Contact Material | Copper |
| Contact Type | Normally Open |
| Current Rating | 18 Amps |
| Mounting Type | Screw Mount |
| Brand | Schneider Electric |
| Operation Mode | Electric |
| Wattage | 40 Watts |
| Contact Current Rating | 18 Amps |
| Specification Met | IEC/EN 60947 |
| EU Spare Part Availability Duration | 1 Weeks |
| Manufacturer | Schneider Electric |
| Country of Origin | India |
| Model number | LRD21 |
| Colour | Red |
| Number of Memory Sticks | 1 |
| Item Weight | 137 g |
| Product Dimensions | 7.8 x 8.8 x 5 cm; 137 g |
| Batteries | Product Specific batteries required. |
| Item model number | LRD21 |
| Item Height | 50 Millimeters |
| Item Width | 8.8 Centimeters |
| Voltage | 690 Volts |
| Included Components | TESYS D THERMAL OVERLOAD 12-18A CL10A |
| Are batteries included? | No |
| Number of lithium metal cells | 1 |
| External Certification | Não aplicável |

## Product Details

- **Connector Type:** Screw
- **Contact Material:** Copper
- **Contact Type:** Normally Open
- **Current Rating:** 18 Amps
- **Mounting Type:** Screw Mount

## Images

![Schneider 18A 3 Pole Thermal Overload Relay-Lrd21 - Image 1](https://m.media-amazon.com/images/I/71+BwuhP8NL.jpg)

## Frequently Bought Together

- Schneider Electric, Thermal overload relay, TeSys LRD, 12...18 A, class 10A, LRD21
- Schneider Electric, TeSys D contactor - 3P(3 NO) - AC-3 - <= 440 V 12 A - 24 V AC coil, LC1D12B7
- Schneider Electric, TeSys K contactor - 4P (4 NO) - AC-1 <= 440 V 20 A - 230 V AC coil, LC1K09004P7

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-02-01*