20kA 4P AC Surge Protection Device Type 2 Class II with 25ns Response Time for 150V-440V Systems

Price Negotiable

Price: Negotiable

MOQ: 100 piece / pieces

Delivery Time: 15-30 days after payment

Brand: BRITEC

Product Description

Product Overview

The BR-20 series 20kA 4P AC surge protection device provides reliable anti-thunder protection for electrical systems. This modular Type 2/Class II SPD features fast response time and robust construction for industrial and commercial applications.

Key Features

20kA maximum discharge current with 10kA nominal rating
Ultra-fast 25ns response time for immediate protection
4-pole design for 3-phase 4-wire systems
DIN rail mounting with secure snap-fit installation
Visual status indicators (green-normal, red-fault)
Flame retardant UL94-V0 thermoplastic housing
IP20 protection rating for indoor applications
Wide operating temperature range: -40°C to 80°C

Technical Specifications

Model	BR-20 150 4P	BR-20 275 4P	BR-20 320 4P	BR-20 385 4P	BR-20 440 4P
Max. Operating Voltage Uc	150V	275V	320V	385V	440V
Voltage Protection Level Up	≤0.8kV	≤1.3kV	≤1.5kV	≤1.8kV	≤2.0kV
Wire Cross-section	4mm² - 35mm²
Backup Fuse	63A gG

Product Dimensions

BR-20 series surge protection device dimensional diagram showing product measurements

Applications

Industrial workshops and manufacturing facilities
Outdoor monitoring and control boxes
Commercial buildings and office complexes
Residential electrical distribution systems
AC 50Hz/60Hz power lines with 230V/400V ratings

Quality Assurance

ISO 9001 certified manufacturing
TUV, CE, and CB certified products
Advanced testing equipment and quality control
2-year product warranty
OEM and ODM services available

About Britec Electric

Established in 2003, Wenzhou Britec Electric Co., Ltd. is a professional surge protection device manufacturer with over 21 years of industry experience. Our products are exported worldwide and backed by comprehensive quality assurance systems.