---
product_id: 475750841
title: "amiciSmart Three Phase Adjustable 300-500V Over/Under Voltage Phase balance Protection Relay with LCD Display and Din Rail Mount"
brand: "amicismart"
price: "$46.72"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/475750841-amicismart-three-phase-adjustable-300-500v-over-under-voltage-phase
store_origin: US
region: United States of America
---

# 300-500V LCD Display Din Rail Mount amiciSmart Three Phase Adjustable 300-500V Over/Under Voltage Phase balance Protection Relay with LCD Display and Din Rail Mount

**Brand:** amicismart
**Price:** $46.72
**Availability:** ✅ In Stock

## Summary

> 🔌 Power Up Your Protection!

## Quick Answers

- **What is this?** amiciSmart Three Phase Adjustable 300-500V Over/Under Voltage Phase balance Protection Relay with LCD Display and Din Rail Mount by amicismart
- **How much does it cost?** $46.72 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/475750841-amicismart-three-phase-adjustable-300-500v-over-under-voltage-phase)

## Best For

- amicismart enthusiasts

## Why This Product

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

## Key Features

- • **📏 Compact Design:** Fits seamlessly on a 35mm DIN rail for easy installation.
- • **⏱️ Quick Response:** Action time adjustable from 0.1 to 25 seconds.
- • **📈 Adjustable Settings:** Customizable voltage thresholds for tailored protection.
- • **📊 Real-Time Monitoring:** LCD display for instant voltage and fault status updates.
- • **🔒 Intelligent Protection:** Multi-functional device with over/under voltage safeguards.

## Overview

The amiciSmart Three Phase Adjustable Over/Under Voltage Phase Balance Protection Relay is a cutting-edge device designed for comprehensive voltage management. With adjustable settings for overvoltage, undervoltage, and voltage imbalance, this relay ensures optimal performance and safety for your electrical systems. Its user-friendly LCD display provides real-time monitoring, while the compact DIN rail mount design allows for effortless installation.

## Description

Three Phase Adjustable 300-500V Over/Under Voltage Phase balance Protection Relay with LCD Display and Din Rail Mount

## Features

- Multi-functional and intelligent protection device. A 3-phase relay protector that is equipped with many intelligent protections i.e overvoltage, undervoltage, unbalance voltage, staggered phase protection.
- Multi-functional protection device.
- LCD display shows voltage, fault status, parameter setting.
- Adjustable overvoltage value (390-490V), undervoltage value (300-370 V), voltage imbalance range(5%-29%) and action time (0.1-25s).
- The meter can be installed on a 35 mm DIN rail

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | AA IMPORTERS LLC |
| Item Weight | 140 g |
| Package Dimensions | 9.9 x 7.8 x 5.2 cm; 140 g |
| Shape | rectangular |
| Power source type | ac |
| Installation Method | Din Rail Mount |
| Batteries Included? | No |
| Batteries Required? | No |

## Images

![amiciSmart Three Phase Adjustable 300-500V Over/Under Voltage Phase balance Protection Relay with LCD Display and Din Rail Mount - Image 1](https://m.media-amazon.com/images/I/51aUHYwrrML.jpg)

## Frequently Bought Together

- amiciSmart Three Phase Adjustable 300-500V Over/Under Voltage Phase balance Protection Relay with LCD Display and Din Rail Mount
- amiciSense 6 in 1 AC 40-300V 100A Digital Energy Meter, Frequency/Power Factor/Active Power/Current/Voltage Monitoring Device with Colorful LCD Display, Monitor Power Consumption (22kW)
- amiciSmart Automatic Over/Under Voltage and Over Load Protection (Adjustable Setting) with Auto Re-Connect LED Display Standard Din-Rail Mounted Single Phase 220V, 63A (13.8kW)

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**Shop now:** [https://www.desertcart.us/products/475750841-amicismart-three-phase-adjustable-300-500v-over-under-voltage-phase](https://www.desertcart.us/products/475750841-amicismart-three-phase-adjustable-300-500v-over-under-voltage-phase)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-22*