We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

Image not available
SupcoSurface Mount Limit Controls

Supco Temperature Limit Controller: Open and Close on Rise, SPDT, 185°F Closing

The Supco LD225 is a surface-mount temperature limit controller with SPDT switch action that opens and closes on rise. It is set to close at 185°F and open at 225°F, with auto reset. This controller is designed for…

SKU 3G-OTH-70170

Brand
Supco
Item
Temperature Limit Controller: Open and Close on Rise, SPDT, 185°F Closing
Category
Surface Mount Limit Controls
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

Supco
Manufacturer Part Number
LD225
Type
SPDT, Auto Reset
Closing
185°F
Opening
225°F
Switch Action
Open and Close on Rise
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

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

Product Description

The Supco LD225 is a surface-mount temperature limit controller with SPDT switch action that opens and closes on rise. It is set to close at 185°F and open at 225°F, with auto reset. This controller is designed for applications requiring precise temperature regulation within these specified limits.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Similar products

Matched by specification & description
Limit Switch: Open on Rise, SPDT, 120°F Closing, 140°F Opening, 240V AC (MPN LD140). Key specifications — Manufacturer Part Number: LD140; Brand: SUPCO.
Supco
Limit Switch: Open on Rise, SPDT, 120°F Closing, 140°F Opening, 240V AC (MPN LD140). Key specifications — Manufacturer Part Number: LD140; Brand: SUPCO.
Thermostat: Open on Rise, SPST, 170°F Closing, 135°F Opening, Auto Reset, 20°, 120V AC/240V AC (MPN AT012). Key specifications — Manufacturer Part Number: AT012; Brand: SUPCO.
Supco
Thermostat: Open on Rise, SPST, 170°F Closing, 135°F Opening, Auto Reset, 20°, 120V AC/240V AC (MPN AT012). Key specifications — Manufacturer Part Number: AT012; Brand: SUPCO.
Limit Thermostat: Open on Rise, SPST, 150°F Closing, 180°F Opening, Auto Reset, 120V AC/240V AC (MPN SHL502). Key specifications — Manufacturer Part Number: SHL502; Brand: SUPCO.
Supco
Limit Thermostat: Open on Rise, SPST, 150°F Closing, 180°F Opening, Auto Reset, 120V AC/240V AC (MPN SHL502). Key specifications — Manufacturer Part Number: SHL502; Brand: SUPCO.
Limit Thermostat: Open on Rise, SPST, 130°F Closing, 170°F Opening, Auto Reset, 120V AC/240V AC (MPN SHL501). Key specifications — Manufacturer Part Number: SHL501; Brand: SUPCO.
Supco
Limit Thermostat: Open on Rise, SPST, 130°F Closing, 170°F Opening, Auto Reset, 120V AC/240V AC (MPN SHL501). Key specifications — Manufacturer Part Number: SHL501; Brand: SUPCO.

More from Supco

View all Supco parts
Thermostat: Open and Close on Rise, SPDT, 150°F Closing, 170°F Opening, Auto Reset, 20°F, 240V AC (MPN LD170). Key specifications — Manufacturer Part Number: LD170; Brand: SUPCO; Switch Action: Open and Close on Rise.
Supco
Thermostat: Open and Close on Rise, SPDT, 150°F Closing, 170°F Opening, Auto Reset, 20°F, 240V AC (MPN LD170). Key specifications — Manufacturer Part Number: LD170; Brand: SUPCO; Switch Action: Open and Close on Rise.
Manual Reset: Open on Rise, SPST, 350°F Opening, Manual Reset, 120V AC/240V AC (MPN SHM350). Key specifications — Manufacturer Part Number: SHM350; Brand: SUPCO.
Supco
Manual Reset: Open on Rise, SPST, 350°F Opening, Manual Reset, 120V AC/240V AC (MPN SHM350). Key specifications — Manufacturer Part Number: SHM350; Brand: SUPCO.
Thermostat: Open on Rise, SPST, 140°F Closing, 180°F Opening, Auto Reset, 40°, 120V AC/240V AC (MPN L180-40). Key specifications — Manufacturer Part Number: L180-40; Brand: SUPCO.
Supco
Thermostat: Open on Rise, SPST, 140°F Closing, 180°F Opening, Auto Reset, 40°, 120V AC/240V AC (MPN L180-40). Key specifications — Manufacturer Part Number: L180-40; Brand: SUPCO.
Temperature Limit Controller: Open on Rise, SPST, 290°F Opening, Manual Reset, 240V AC (MPN SHM290). Key specifications — Manufacturer Part Number: SHM290; Brand: SUPCO.
Supco
Temperature Limit Controller: Open on Rise, SPST, 290°F Opening, Manual Reset, 240V AC (MPN SHM290). Key specifications — Manufacturer Part Number: SHM290; Brand: SUPCO.
Temperature Limit Controller: Open on Rise, SPST, 180°F Opening, Manual Reset, 240V AC (MPN SHM180). Key specifications — Manufacturer Part Number: SHM180; Brand: SUPCO.
Supco
Temperature Limit Controller: Open on Rise, SPST, 180°F Opening, Manual Reset, 240V AC (MPN SHM180). Key specifications — Manufacturer Part Number: SHM180; Brand: SUPCO.
Supco
Supco
Thermostat: Open on Rise, SPST, 280°F Closing, 320°F Opening, Auto Reset, 40°F, 120V AC/240V AC (MPN L320). Key specifications — Manufacturer Part Number: L320; Brand: SUPCO.
Temperature Limit Controller: Open on Rise, DPDT, 130°F Opening, Manual Reset, 120V AC/240V AC (MPN SMRL130). Key specifications — Manufacturer Part Number: SMRL130; Brand: SUPCO.
Supco
Temperature Limit Controller: Open on Rise, DPDT, 130°F Opening, Manual Reset, 120V AC/240V AC (MPN SMRL130). Key specifications — Manufacturer Part Number: SMRL130; Brand: SUPCO.
Supco
Supco
Temperature Limit Controller: Open on Rise, SPST, 150°F Closing, 170°F Opening, Auto Reset, 20°F (MPN L170). Key specifications — Manufacturer Part Number: L170; Brand: SUPCO.