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Timers Type
Wall Mounted Timers
Load Type
# of Loads
1 Load
Maximum Timed Events
14 Events
Maximum Time Duration
Up to 24 hours
120V AC
208V AC
240V AC
277V AC
Ease of Installation
Intermediate (Installs < 60 minutes)
Other Ways to Shop
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Save Energy with a 24-Hour Timer for Lighting, HVAC, and any many other Systems
Intermatic ET1105C Electronic 24 Hour Time Switch
Intermatic ET1105C Electronic 24 Hour Time Switch
Intermatic ET1105C Electronic 24 Hour Time Switch
Item# 25133
Price: Normally $162.20 
Hot Deal $100.75
Free shipping on orders over $175 - See Details


  • Automatic daylight saving time adjustment
  • Multi-volt operation
  • To-the-minute programming
  • Reduced energy costs
  • Up to 28 set points
  • Minimum ON or OFF time: 1 minute
  • Maximum ON or OFF time: 23 hours, 59 minutes

Essential Info

Automatically switch loads to a pre-set daily schedule by upgrading to the programmable Electronic 24 Hour Time Switch from Intermatic. This product features automatic daylight saving time adjustment, multi-volt operation from 120 to 277 VAC, and to-the-minute programming for accurate load control and reduced energy costs. Up to 28 set points or events (14 ON/14 OFF per channel) can be preset to automatically repeat on a daily basis and the program can be overridden at any time for adjustments. Two industrial grade AAA Alkaline Batteries provide 3 years minimum program and timing protection.



  • Brand: Intermatic
  • Part No.: ET1105C
  • UPC: 50078275109938
  • Voltage: 120 / 208 / 240 / 277
  • Amperage: 30.0 Amps
  • Battery Backup: AAA Alkaline
  • Depth: 3 in.
  • Height: 7-3/4 in.
  • Width: 5 in.
  • Features: Auto Daylight Saving Time Adjustment
  • Additional Features: Pulsed Contact
  • Housing: NEMA 1 Indoor Steel
  • HP Rating: 1HP / 2HP
  • Hz: 50 or 60
  • Includes: Manual Override
  • Number of Circuits: 1
  • Set Points: Up to 28
  • Switch Type: SPST
  • CSA Listed: Certified
  • Important notes:
    Defective exchanges for identical item within 30 days of purchase. After 30 days, please contact the manufacturer.
    Manufacturer contact information: Intermatic Inc, Tel: (815) 675-7000


    5 Ratings
    5 star: 80%  (4)
    4 star: 0%  (0)
    3 star: 0%  (0)
    2 star: 20%  (1)
    1 star: 0%  (0)
    Average Customer Rating
    (5 customer ratings)
    Share your thoughts with other customers
    GUILLERMO -- san ysidro, CA   7/15/2013
    t the first vieux, looks excellent, it is working fine, but we have to use for more time to see if the quality and controls last, for the cost we pay for it, will see how long it will be in service. next month's review.
    YANI -- reisterstown, MD   8/11/2011

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