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WHITE RODGERS 3L12300 Thermostat Safety Switch

The 3L12 Series bimetal disc thermostat features a stainless steel disc cup and manual reset mechanism, designed for safety in gas-fired furnaces, rooftop units, and heaters. It offers quick connect terminations at a 90° orientation, with open-on-rise bimetal switch action, suited for temperature control. With resistive ratings up to 15A at 120 VAC, this reliable thermostat ensures precise temperature regulation. Its compact dimensions include a case width of .81 inches, height of .83 inches, and a length of 1.18 inches, along with UL, CSA, and VDE certifications for safety and compliance.

Authorized Distributors
Source:Newark
Part No:3L12-300
Stock:130
Inv Date:06-08-2026
Price: Unit price: $4.83
Buy/RFQ:
Part No:3L12-300
Stock:19
Inv Date:06-09-2026
Price: Unit price: $13.25
Buy/RFQ:
Part No:3L12-300
Stock:5
Inv Date:06-08-2026
Price: Unit price: $13.94
Buy/RFQ:
Part No:3L12-300
Stock:1825
Inv Date:06-08-2026
Price: Unit price: $10.14
Buy/RFQ:
Part No:3L12-300
Stock:1825
Inv Date:06-08-2026
Price: Unit price: $10.14
Buy/RFQ:

WHITE RODGERS 3L12300 Thermostat Safety Switch Specifications:

  • Type: Bimetal disc thermostat
  • Control Action: Open on rise
  • Electrical Ratings: Resistive 15A @ 120 VAC, 10A @ 240 VAC; Inductive 3.0 FLA, 12.0 LRA @ 120 VAC, 1.5 FLA, 6.0 LRA @ 240 VAC
  • Pilot Duty: 125 VA
  • Dimensions: Length 1.18 inches, case width 0.81 inches, height 0.83 inches for model 3L12-301; other models vary slightly in size
  • Mounting: Loose ring, stainless steel brackets with quick connect terminations at 90°
  • Weight: Not specified
  • Certifications: UL Recognized, CSA Certified, VDE Lic.

Buy the Buy White-Rodgers Thermostat Part Number 3L12300 Online

Order the White-Rodgers Thermostat Safety Switch part number 3L12300 online today and enjoy reliable temperature control for gas furnaces, rooftop units, and heaters. Featuring a stainless steel disc cup, manual reset, quick connect terminals, and certified safety ratings, this thermostat ensures optimal performance and safety. Its compact design with precise dimensions makes installation easy, while its resistive and inductive ratings support a wide range of applications. Purchase now for long-lasting durability and dependable safety features in your heating systems.

Get White-Rodgers 3L12300 today—designed with stainless steel disc and manual reset for safety in gas-fired appliances.

Frequently Asked Questions

Where can I buy WHITE RODGERS 3L12300?

You can click on the BUY or RFQ button to purchase 3L12300 from an authorized WHITE RODGERS distributor.

How do I troubleshoot issues or seek technical support for part 3L12300?

You can download the 3L12300 datasheet or visit the WHITE RODGERS website for support.

Who is the manufacturer of 3L12300?

WHITE RODGERS

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