Intermatic 125-277 VAC 5 Minute Max 50/60 Hz Spring Wound Countdown Timer Mechanism FF5M10

Product Overview

The Intermatic FF5M10 is a spring-wound countdown timer mechanism rated for 125–277 VAC and 50/60 Hz operation with a maximum timing interval of 5 minutes. It is supplied as the mechanism only (without hold).

Designed for scheduled load control tasks such as lighting, fans, motors and equipment, the FF5M10 uses an SPST switching configuration and is intended for use where the timer duration and voltage match the installation requirements.

Key Features

• Voltage: 125–277 VAC (50/60 Hz)
• Timer duration: 5 Minute Max
• Switching: SPST
• Hold function: Without hold
• Manufacturer SKU / Model: FF5M10
• UPC: 078275003057
• Unit weight: 0.249 lb

Function and typical uses

The FF5M10 is a spring-wound countdown timer mechanism intended for timed control of electrical loads. It provides a manually or mechanically initiated countdown up to five minutes and opens or closes an SPST contact at the end of the interval.

Common use cases listed by the manufacturer include scheduled load control for lighting, fans, motors, appliances and other equipment where a short-duration countdown is required.

• Timed lighting shutoff and corridor or stairwell control
• Fan or ventilation run-on timers
• Temporary motor or appliance control where short delays are needed
• Replacement of compatible Intermatic FD-category countdown mechanisms

Electrical ratings and switching

Confirm electrical compatibility: the mechanism is rated for 125–277 VAC at 50/60 Hz and uses a single-pole single-throw (SPST) switching arrangement.

The listing describes the device as a mechanism only and does not provide integrated enclosures, contact ampacity beyond the SPST designation, or additional protective components—verify load amperage and contact ratings in the complete assembly or matching device.

• Voltage: 125–277 VAC
• Frequency: 50/60 Hz
• Switching configuration: SPST
• Timer duration: 5 Minute Max
• Hold: Without hold

Applications and installation context

The FF5M10 is intended for use as a component in load-control installations. It is suitable for facility maintenance, retrofit or replacement projects where the mechanism’s electrical ratings and timing range match the application.

Electrical products must be selected and installed by a qualified professional in accordance with the application and the authority having jurisdiction.

• Applications: scheduled load control, lighting control, fan control, equipment control, facility maintenance, replacement projects
• Supplier-provided category code: FD (for distributor catalog grouping)

Ordering and verifications

Confirm the FF5M10 model number, UPC and that the 125–277 VAC / 50/60 Hz rating and SPST configuration match the installation before ordering or installation.

This listing describes the mechanism only. Confirm mounting style, required enclosure or assembly, and contact ampacity in your equipment or with Intermatic documentation if needed.

• Manufacturer Part Number / SKU: FF5M10
• UPC: 078275003057
• Unit weight: 0.249 lb; Master pack qty: 6
• Confirm model number and quantity required before ordering

Before You Order

Confirm the model number (FF5M10), voltage, frequency, switching configuration and that a mechanism-only product meets your installation requirements. Electrical devices should be selected and installed by a qualified professional in accordance with local code.

• Verify the 125–277 VAC and 50/60 Hz ratings against your supply.
• Confirm SPST contact arrangement and required contact ampacity in the final assembly.
• Ensure you have the required mounting, enclosure and wiring details for installation.

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for Intermatic 125-277 VAC 5 Minute Max 50/60 Hz Spring Wound Countdown Timer Mechanism FF5M10. For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.