Intermatic FM1STUZ-240U Timer Switch, 208V-240V 24 Hr. Electromechanical

by Intermatic


The Intermatic FM1STUZ-240U is a 240 VAC, 24-hour electromechanical timer module. This model is designed to be placed inside a circuit board, machine control panel or other equipment. The timer module is ideal for control of ventilation, heating, refrigeration, security, air conditioning, lighting, OEM applications, spas, circulating pumps, or any other electrical load which requires 24-hour scheduling. The Intermatic FM1STUZ-240U is also available with manual override (ON/Auto/OFF). Please note that this model in particular doesn't have a battery backup.


  • 21 Amp SPDT Switch
  • Captive Trippers
  • 1/4" quick-connect terminals
  • Noise resistant - ideal for robust applications
  • Synchronous drive
  • Easy-to-set true clock face
  • Available with manual override (ON/Auto/OFF)
  • Compact size


  • Size: H x W x D: 2.36" x 2.36" x 1.25"
  • Voltage: 208/240 VAC
  • Power Consumption: 1 VA
  • Wire Connections: 1/4" Quick Connect
  • Minimum On-Off Time: 15 Minutes
  • Program: 24 Hour
  • Override: No
  • Battery Backup: No
  • Switch Type: SPDT
  • Switch Rating: 21A Resistive @ 120-250 VAC, 1 HP @ 120 VAC, 2 HP @ 250 VAC, and 1350 W Tungsten @ 240 VAC
  • Operating Temperature: -40°F to 185°F (-40°C to 85°C), -4°F to 131°F (-20°C to 55°C) with battery backup
  • Accessories: Intermatic E200, FM-SU, FM-FU


1 Year Manufacturer Warranty

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