Kindly allow 48-72 hours to receive deliveries over the Christmas & New Year period

Sigma Extinguishing Hold Off Unit with Green or Red Button


    • (Exc. VAT: )
      • In Stock
    Add To Basket

    Sigma Extinguishing Hold Off Unit with Green or Red Button

    The K91000M10 Hold Off Unit provides a robust and convenient point to apply a temporary hold to release of fire protection extinguishant release.

    The robust pushbutton is shrouded to prevent accidental operation and is coloured to comply with the requirements of BS7273-1.

    The robust enclosure allows for either surface mounting or flush with optional collar. Part M10FCLGT*.


    • Shrouded push button to prevent inadvertent operation.
    • Activation resistor included.
    • Compatible with all Sigma XT and Sigma XT+ models.
    • Robust steel surface mount enclosure.
    • Flush mount collar available.


    • Construction : 1.2mm mild sheet steel
    • IP Rating : IP30
    • Colour (Lid & Box) : BS 00 A 05 grey - fine textur
    • Weight : 1kg
    • Contacts : 1x Normally Open, 1x Normally Closed
    • Operating Temperature : -5°C to +40°C
    • Knockouts : 20mm
    • Trigger Resistor : 470R 1 Watt


    Same Day Dispatch
    Lowest Price Guaranteed
    Free UK Delivery over £200*
    Secure Online Order Processing
    Free Technical Support

    Newsletter Signup

    Enter your details and we'll occasionally send you special offers and product news.