Product Overview

The HK1-11 Auxiliary Contact Block is a high-performance side-mount electrical accessory designed for low-voltage circuit breakers and contactors. It features 1 normally open (NO) and 1 normally closed (NC) contact configuration, providing reliable signal feedback and control circuit expansion for industrial electrical systems.

Engineered with premium flame-retardant housing and high-conductivity silver alloy contacts, this auxiliary contact ensures stable performance, long service life, and compliance with international electrical safety standards for a wide range of industrial applications.

Key Features

• 1NO + 1NC contact configuration for versatile control circuit design
• Side mount design for easy installation on compatible circuit breakers and contactors
• High-conductivity silver alloy contacts for low contact resistance and reliable switching
• Flame-retardant, impact-resistant engineering plastic housing for enhanced safety
• Compact structure, stable performance, and long mechanical service life
• Compatible with most standard low-voltage circuit breaker series

Specifications

Applications

• Low-voltage distribution systems and motor control circuits
• Circuit breaker status indication and signal feedback
• Industrial control panels and electrical cabinets
• Power distribution equipment in factories and commercial buildings
• Control circuit expansion for contactors and protective devices
• Automation systems requiring auxiliary contact signaling

Package Contents

• 1 x HK1-11 1NO+1NC Side Mount Auxiliary Contact Block
• 1 x Installation Screw Set
• 1 x User Manual