Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
INTERMATIC Electronic Timer: 24 hr, Not Astronomic, 120-277V AC, SPST - Digital Timer Switches
INTERMATICDigital Timer Switches

INTERMATIC Electronic Timer: 24 hr, Not Astronomic, 120-277V AC, SPST

The INTERMATIC ET1105C is a digital timer switch designed for indoor surface mounting. This 24-hour, non-astronomic timer operates on 120-277V AC with a SPST switching configuration. Its metal body construction…

SKU 3G-OTH-30673

Brand
INTERMATIC
Item
Electronic Timer: 24 hr, Not Astronomic, 120-277V AC, SPST
Category
Digital Timer Switches
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

INTERMATIC
Manufacturer Part Number
ET1105C
Body Material
Metal
Mounting Style
Surface
Indoor/Outdoor Usage
Indoor
Astronomic Functionality
Not Astronomic
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

INTERMATIC Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The INTERMATIC ET1105C is a digital timer switch designed for indoor surface mounting. This 24-hour, non-astronomic timer operates on 120-277V AC with a SPST switching configuration. Its metal body construction supports reliable time-based control for electrical loads.

Frequently Asked Questions

What is the INTERMATIC ET1105C digital timer used for?

The INTERMATIC ET1105C is a 24-hour digital timer switch for indoor surface mounting. It controls electrical loads on a time-based schedule, ideal for lighting, fans, or pumps in commercial or industrial facilities. Its SPST switching handles 120-277V AC circuits.

What are the specifications of the INTERMATIC ET1105C timer?

The INTERMATIC ET1105C is a 24-hour, non-astronomic digital timer with SPST switching. It operates on 120-277V AC, features a metal body, and is designed for indoor surface mounting. The manufacturer part number is ET1105C.

Where to buy the INTERMATIC ET1105C worldwide?

3G Electric supplies the INTERMATIC ET1105C digital timer worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us to source this timer for your project.

How to install the INTERMATIC ET1105C timer?

Mount the INTERMATIC ET1105C on an indoor surface using the provided hardware. Connect the SPST switch to your 120-277V AC load following local electrical codes. Set the 24-hour schedule via the digital interface. Always disconnect power before installation.

Used in

Common applications for INTERMATIC
Outdoor lighting control — INTERMATIC ET2145CR digital timer for parking lot lighting schedules
HVAC scheduling — INTERMATIC T7801B electromechanical timer for 7-day ventilation system cycling
Dusk-to-dawn lighting — INTERMATIC K4141C photocontrol for automatic street or sign lighting
Short-cycle pump control — INTERMATIC FD5MW spring-wound timer for sump pump test cycles
Plug-in appliance timing — INTERMATIC DT200LT digital plug-in timer for outdoor holiday lighting
Indoor load shedding — INTERMATIC ET2805C astronomic timer for office lighting based on daylight

INTERMATIC Products

3G Electric supplies INTERMATIC digital timer switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
INTERMATIC Electronic Timer: 365 day, Astronomic, 120-277V AC, SPDT, Digital (MPN ET90215C). Key specifications — Body Material: Metal; Indoor/Outdoor Usage: Indoor; Astronomic Functionality: Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC
INTERMATIC Electronic Timer: 365 day, Astronomic, 120-277V AC, SPDT, Digital (MPN ET90215C). Key specifications — Body Material: Metal; Indoor/Outdoor Usage: Indoor; Astronomic Functionality: Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC Electronic Timer: 24 hr, Not Astronomic, 120-277V AC, DPST/SPST, Digital (MPN ET2125CR). Key specifications — Body Material: Metal; Indoor/Outdoor Usage: Outdoor; Astronomic Functionality: Not Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC
INTERMATIC Electronic Timer: 24 hr, Not Astronomic, 120-277V AC, DPST/SPST, Digital (MPN ET2125CR). Key specifications — Body Material: Metal; Indoor/Outdoor Usage: Outdoor; Astronomic Functionality: Not Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC Electronic Timer: 24 hr, Not Astronomic, 120-277V AC, DPST, Digital (MPN ET1125C). Key specifications — Body Material: Metal; Indoor/Outdoor Usage: Indoor; Astronomic Functionality: Not Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC
INTERMATIC Electronic Timer: 24 hr, Not Astronomic, 120-277V AC, DPST, Digital (MPN ET1125C). Key specifications — Body Material: Metal; Indoor/Outdoor Usage: Indoor; Astronomic Functionality: Not Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC Electronic Timer: 24 hr, Not Astronomic, 120-277V AC, SPST, Digital (MPN ET2105CR). Key specifications — Body Material: Metal; Indoor/Outdoor Usage: Outdoor; Astronomic Functionality: Not Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC
INTERMATIC Electronic Timer: 24 hr, Not Astronomic, 120-277V AC, SPST, Digital (MPN ET2105CR). Key specifications — Body Material: Metal; Indoor/Outdoor Usage: Outdoor; Astronomic Functionality: Not Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC Electronic Timer: 24 hr, Not Astronomic, 120-277V AC, DPST/SPST, Digital (MPN ET2125CP). Key specifications — Body Material: Plastic; Indoor/Outdoor Usage: Outdoor; Astronomic Functionality: Not Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC
INTERMATIC Electronic Timer: 24 hr, Not Astronomic, 120-277V AC, DPST/SPST, Digital (MPN ET2125CP). Key specifications — Body Material: Plastic; Indoor/Outdoor Usage: Outdoor; Astronomic Functionality: Not Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC Electronic Timer: 365 day, Astronomic, 120-277V AC, SPDT, Digital (MPN ET90115C). Key specifications — Body Material: Metal; Indoor/Outdoor Usage: Indoor; Astronomic Functionality: Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC
INTERMATIC Electronic Timer: 365 day, Astronomic, 120-277V AC, SPDT, Digital (MPN ET90115C). Key specifications — Body Material: Metal; Indoor/Outdoor Usage: Indoor; Astronomic Functionality: Astronomic; Mounting Style: Surface; Brand: INTERMATIC.

More from INTERMATIC

View all INTERMATIC parts →
INTERMATIC Electronic Timer: 7 day, Not Astronomic, 120-277V AC, DPST/SPST, Digital (MPN ET1725C). Key specifications — Body Material: Metal; Indoor/Outdoor Usage: Indoor; Astronomic Functionality: Not Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC
INTERMATIC Electronic Timer: 7 day, Not Astronomic, 120-277V AC, DPST/SPST, Digital (MPN ET1725C). Key specifications — Body Material: Metal; Indoor/Outdoor Usage: Indoor; Astronomic Functionality: Not Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC Electronic Timer: 24 hr, Not Astronomic, 120-277V AC, SPST, Digital (MPN ET2105C). Key specifications — Body Material: Metal; Indoor/Outdoor Usage: Indoor; Astronomic Functionality: Not Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC
INTERMATIC Electronic Timer: 24 hr, Not Astronomic, 120-277V AC, SPST, Digital (MPN ET2105C). Key specifications — Body Material: Metal; Indoor/Outdoor Usage: Indoor; Astronomic Functionality: Not Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC Electronic Timer: 7 day, Astronomic, 120-277V AC, DPST/SPST, Digital (MPN ET2825CP). Key specifications — Body Material: Plastic; Indoor/Outdoor Usage: Indoor; Astronomic Functionality: Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC
INTERMATIC Electronic Timer: 7 day, Astronomic, 120-277V AC, DPST/SPST, Digital (MPN ET2825CP). Key specifications — Body Material: Plastic; Indoor/Outdoor Usage: Indoor; Astronomic Functionality: Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC Electronic Timer: 24 hr, Not Astronomic, 120/240V AC, SPST, Digital (MPN PE153). Key specifications — Body Material: Metal; Indoor/Outdoor Usage: Outdoor; Astronomic Functionality: Not Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC
INTERMATIC Electronic Timer: 24 hr, Not Astronomic, 120/240V AC, SPST, Digital (MPN PE153). Key specifications — Body Material: Metal; Indoor/Outdoor Usage: Outdoor; Astronomic Functionality: Not Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC Electronic Timer: 7 day, Astronomic, 120-277V AC, DPST/SPST, Digital (MPN ET2845CR). Key specifications — Body Material: Metal; Indoor/Outdoor Usage: Outdoor; Astronomic Functionality: Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC
INTERMATIC Electronic Timer: 7 day, Astronomic, 120-277V AC, DPST/SPST, Digital (MPN ET2845CR). Key specifications — Body Material: Metal; Indoor/Outdoor Usage: Outdoor; Astronomic Functionality: Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC Electronic Timer: 7 day, Not Astronomic, 120-277V AC, SPST, Digital (MPN ET1705C). Key specifications — Body Material: Metal; Indoor/Outdoor Usage: Indoor; Astronomic Functionality: Not Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC
INTERMATIC Electronic Timer: 7 day, Not Astronomic, 120-277V AC, SPST, Digital (MPN ET1705C). Key specifications — Body Material: Metal; Indoor/Outdoor Usage: Indoor; Astronomic Functionality: Not Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC Electronic Timer: 7 day, Not Astronomic, 120-277V AC, DPST/SPST, Digital (MPN ET2745C). Key specifications — Body Material: Metal; Indoor/Outdoor Usage: Indoor; Astronomic Functionality: Not Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC
INTERMATIC Electronic Timer: 7 day, Not Astronomic, 120-277V AC, DPST/SPST, Digital (MPN ET2745C). Key specifications — Body Material: Metal; Indoor/Outdoor Usage: Indoor; Astronomic Functionality: Not Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC Electronic Timer: 24 hr, Not Astronomic, 120-277V AC, DPST/SPST, Digital (MPN ET2145CP). Key specifications — Body Material: Plastic; Indoor/Outdoor Usage: Outdoor; Astronomic Functionality: Not Astronomic; Mounting Style: Surface; Brand: INTERMATIC.
INTERMATIC
INTERMATIC Electronic Timer: 24 hr, Not Astronomic, 120-277V AC, DPST/SPST, Digital (MPN ET2145CP). Key specifications — Body Material: Plastic; Indoor/Outdoor Usage: Outdoor; Astronomic Functionality: Not Astronomic; Mounting Style: Surface; Brand: INTERMATIC.