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INTERMATIC WH-40 Electromechanical Timer Switch - Electromechanical Timer Switches
INTERMATICElectromechanical Timer Switches

INTERMATIC WH-40 Electromechanical Timer Switch

The INTERMATIC WH-40 is a 24-hour electromechanical timer switch with a DPST configuration, operating on 208-277V AC. This surface-mount timer features a metal body and is designed for indoor use.

SKU 3G-OTH-30595

Also listed as: WH40 · WH 40

Brand
INTERMATIC
Item
WH-40 Electromechanical Timer Switch
Part Number
WH-40
Category
Electromechanical Timer Switches
Available to Order
Also known as:WH-40INTERMATIC
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
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Technical Specifications

INTERMATIC
Manufacturer Part Number
WH-40
Body Material
Metal
Mounting Style
Surface
Indoor/Outdoor Usage
Indoor

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

Product Description

The INTERMATIC WH-40 is a 24-hour electromechanical timer switch with a DPST configuration, operating on 208-277V AC. This surface-mount timer features a metal body and is designed for indoor use.

Frequently Asked Questions

What is the INTERMATIC WH-40 electromechanical timer used for?

The INTERMATIC WH-40 is a 24-hour electromechanical timer switch used for scheduling indoor electrical loads such as lighting, HVAC, or pumps. Its DPST configuration and 208-277V AC rating make it suitable for commercial or industrial applications requiring reliable, time-based on/off control.

What are the specifications of the INTERMATIC WH-40 timer?

The INTERMATIC WH-40 is a 24-hour electromechanical timer with a DPST switching configuration, rated for 208-277V AC. It features a metal body, surface-mount design, and is intended for indoor use only. The manufacturer part number is WH-40.

Where to buy the INTERMATIC WH-40 timer worldwide?

3G Electric supplies the INTERMATIC WH-40 electromechanical timer to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this timer.

How to install the INTERMATIC WH-40 surface-mount timer?

Mount the INTERMATIC WH-40 securely to a flat indoor surface using the provided hardware. Connect the 208-277V AC supply to the DPST terminals per the wiring diagram. Set the 24-hour dial and trippers for desired on/off times. Always follow local electrical codes and disconnect power before installation.

Used in

Common applications for INTERMATIC
Commercial buildings — Intermatic FM1D20A-AV-8 digital timer for scheduling lighting and HVAC based on occupancy or time of day.
Industrial automation — Intermatic FM1D20A-LV-8 DIN rail timer for controlling industrial loads in 24V AC control circuits.
Panel integration — Intermatic FM1STUZH-240U panel cover-mounted electromechanical timer for through-door access in control panels.
Energy management — Intermatic MIL72ESWUZH-120 7-day electromechanical timer for automated lighting control in facilities.
Low-voltage control — Intermatic FM1QTUZ-24U 12/24V AC timer for switching low-voltage loads in HVAC and lighting systems.
Process control — Intermatic FM1STUZ-120U 120V AC timer for time-based operation of pumps and industrial equipment.
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INTERMATIC Products

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

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The INTERMATIC T1905 is a 24-hour electromechanical timer switch with a SPDT mechanism rated at 125V AC. It features a metal body and is designed for indoor surface mounting. This timer is used for automatic on/off control of electrical loads such as lighting, fans, and pumps in industrial and commercial scheduling applications
INTERMATIC
The INTERMATIC T1905 is a 24-hour electromechanical timer switch with a SPDT mechanism rated at 125V AC. It features a metal body and is designed for indoor surface mounting. This timer is used for automatic on/off control of electrical loads such as lighting, fans, and pumps in industrial and commercial scheduling applications

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