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SupcoSurface Mount Limit Controls

Supco Temperature Limit Controller: Open on Rise, SPST, 150°F Closing, 170°F Opening

The SUPCO L170 Temperature Limit Controller is a surface-mount, SPST, auto-reset device with a 20°F differential, opening on rise at 170°F and closing at 150°F. 3G Electric interprets your demand for this…

SKU 3G-OTH-69422

Also listed as: L 170 · L-170

Brand
Supco
Item
Temperature Limit Controller: Open on Rise, SPST, 150°F Closing, 170°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

Supco
Manufacturer Part Number
L170
Type
SPST, Auto Reset, 20°F
Closing
150°F
Opening
170°F

Technical Documents

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

Product Description

The SUPCO L170 Temperature Limit Controller is a surface-mount, SPST, auto-reset device with a 20°F differential, opening on rise at 170°F and closing at 150°F. 3G Electric interprets your demand for this OEM-specified control and delivers it across 14 industrial departments, with specialist depth in combustion, pumps, and controls as an authorised distributor.

Frequently Asked Questions

What is the Supco L170 temperature limit controller used for?

The Supco L170 is a surface-mount limit control that opens on temperature rise. It is used in HVAC and industrial equipment to prevent overheating by interrupting the circuit when the sensed temperature reaches 170°F, then automatically resetting when it cools to 150°F.

What are the specifications of the Supco L170?

The Supco L170 is a SPST, open-on-rise temperature limit controller with a 150°F closing temperature and a 170°F opening temperature. It features a 20°F differential and automatic reset. The manufacturer part number is L170, and it is a surface-mount device.

Where to buy the Supco L170 worldwide?

You can source the Supco L170 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 temperature limit controller.

How to install the Supco L170 temperature limit controller?

Mount the Supco L170 securely to a clean, flat surface for proper thermal contact. Wire the SPST contacts in series with the load circuit. Ensure the sensed area reaches the 170°F opening setpoint for the device to trip; it will auto-reset when temperature drops to 150°F.

Used in

Common applications for Supco
Commercial refrigeration display cases — Supco RO82 relay and CSS-25U starter for compressor motor control without run capacitors
Medium-load HVAC systems — Supco SPP 6/SPP 8 hard-start devices to reduce compressor inrush current and extend motor lifespan
Cold-chain pharmaceutical and food storage — SL300TH temperature–humidity data logger for continuous monitoring and regulatory documentation
Refrigerant service operations — Piercing valves and perforator cocks in 1/2" and 5/8" sizes for fast, non-invasive line access
Compressor thermal management — Universal Compressor Door for reducing shell temperature and improving efficiency in hot ambient conditions
Retrofit and field repairs — Supco controls with Quick Connect terminals for rapid installation in legacy refrigeration circuits

Supco Products

3G Electric supplies Supco 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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