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WHITE-RODGERSSurface Mount Limit Controls

WHITE-RODGERS Automatic Temperature Controller: Open on Rise, SPST, 110°F Closing, 140°F Opening

The WHITE-RODGERS 3L11-140 is an SPST automatic temperature controller (open on rise) with auto reset and a 30°F differential. It closes at 110°F and opens at 140°F. 3G Electric interprets demand and delivers this…

SKU 3G-OTH-70097

Also listed as: 3L11140 · 3L11 140

Brand
WHITE-RODGERS
Item
Automatic Temperature Controller: Open on Rise, SPST, 110°F Closing, 140°F Opening
Category
Surface Mount Limit Controls
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

WHITE-RODGERS
Manufacturer Part Number
3L11-140
Type
SPST, Auto Reset, 30°F
Closing
110°F
Opening
140°F

Technical Documents

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WHITE-RODGERS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WHITE-RODGERS 3L11-140 is an SPST automatic temperature controller (open on rise) with auto reset and a 30°F differential. It closes at 110°F and opens at 140°F. 3G Electric interprets demand and delivers this surface-mount limit control across 14 industrial departments, with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is the WHITE-RODGERS 3L11-140 automatic temperature controller used for?

The WHITE-RODGERS 3L11-140 is a surface-mount limit control that opens on temperature rise. It is used in HVAC and industrial heating systems to prevent overheating by interrupting the circuit when the temperature reaches 140°F, then auto-resetting when it cools to 110°F.

What are the specifications of the WHITE-RODGERS 3L11-140 temperature controller?

The WHITE-RODGERS 3L11-140 is an SPST, auto-reset limit control with a 30°F differential. It opens at 140°F and closes at 110°F. The switch type is surface mount, and the manufacturer part number is 3L11-140. It is designed for reliable over-temperature protection.

Where to buy the WHITE-RODGERS 3L11-140 temperature controller worldwide?

You can source the WHITE-RODGERS 3L11-140 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this surface-mount limit control.

How to install the WHITE-RODGERS 3L11-140 automatic temperature controller?

Mount the WHITE-RODGERS 3L11-140 securely to a clean surface using the provided hardware. Ensure the sensing element is in direct contact with the monitored surface. Wire the SPST contacts in series with the load circuit. Follow local electrical codes and verify operation by testing the opening and closing temperatures.

Used in

Common applications for WHITE-RODGERS
Residential furnace replacement — White-Rodgers 767A-377 hot surface igniter for Trane gas furnaces
Commercial HVAC control retrofits — White-Rodgers 90-T60C3 Class 2 transformer for 24V control circuits
Hydronic zone heating systems — White-Rodgers 13 61 104S1 2-way zone valve for multi-zone temperature control
Plenum temperature regulation — White-Rodgers 05D51 035S1 fan and limit control for forced-air furnaces
OEM furnace control board replacement — White-Rodgers 50N02A-820 integrated ignition control for Trane systems
Fan relay and transformer integration — White-Rodgers 90 118ES1 for compact HVAC control panels

WHITE-RODGERS Products

3G Electric supplies WHITE-RODGERS surface mount limit controls. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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