Product Overview

The Crabtree CHHSLA11 Auxiliary Switch Contacts are designed for use with installation contactors, providing a reliable 1NO (normally open) and 1NC (normally closed) contact configuration. Engineered for seamless integration, this auxiliary module enhances control and signalling functions within commercial and industrial electrical installations.

Suitable for use with all Crabtree sub-distribution boards (excluding Fusestar), the CHHSLA11 offers dependable performance and straightforward installation. Its DIN rail mounting design ensures quick and secure fitting within standard consumer units and distribution boards.

Key Features

• 1NO + 1NC auxiliary contact configuration
• Compatible with Crabtree installation contactors
• Suitable for all Crabtree sub-distribution boards (except Fusestar)
• DIN rail mountable for fast and secure installation
• Silent operation for discreet performance
• High-quality construction for long-term reliability

Applications

Ideal for expanding control functionality in lighting circuits, heating systems, and other automated electrical applications, the Crabtree CHHSLA11 auxiliary switch contact block provides additional signalling or interlocking capability where required.

Technical Documentation

For full technical specifications and installation guidance, please refer to the official product datasheet:

Download the Crabtree CHHSLA11 Datasheet