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WHITE RODGERS 3L12220 Flame Rollout Limit Switch

The 3L12 Series bimetal disc thermostat is a manual reset flame rollout limit switch designed for safety in gas-fired furnaces, unit heaters, and rooftop units. It features a stainless steel disc cup, loose stainless steel mounting brackets, and quick connect terminations with a 90° orientation. Operating with a single-pole, single-throw circuit, it opens on temperature rise to prevent overheating. Rated for resistive loads up to 15A at 120 VAC and 10A at 240 VAC, it complies with UL, CSA, and VDE standards, ensuring durability and safety in harsh environments.

Authorized Distributors
Source:Newark
Part No:3L12-220
Stock:817
Inv Date:06-08-2026
Price: Unit price: $4.83
Buy/RFQ:
Part No:3L12-220
Stock:2
Inv Date:06-09-2026
Price: Unit price: $13.28
Buy/RFQ:
Part No:3L12-220
Stock:6
Inv Date:06-08-2026
Price: Unit price: $4.46
Buy/RFQ:
Part No:3L12-220
Stock:2000
Inv Date:06-08-2026
Price: Unit price: $10.14
Buy/RFQ:
Part No:3L12-220
Stock:2000
Inv Date:06-08-2026
Price: Unit price: $10.14
Buy/RFQ:

WHITE RODGERS 3L12220 Flame Rollout Limit Switch Specifications:

  • Type: Single pole, single throw
  • Operation: Open on temperature rise
  • Electrical Ratings: Resistive 15A @ 120 VAC, 10A @ 240 VAC
  • Inductive FLA: 3.0 @ 120 VAC, 1.5 @ 240 VAC
  • LRA: 12.0 @ 120 VAC, 6.0 @ 240 VAC
  • Pilot Duty: 125 VA
  • Dimensions (3L12-301): Length 1.18 inches, Width 0.81 inches, Height 0.83 inches
  • Weight: Not specified
  • Agency Certifications: UL Recognized, CSA Certified, VDE Lic. 118631
  • Operating Temperature: Fixed temperature switch with open on rise action
  • Connection Type: Quick connect terminations, 90° orientation
  • Material: Stainless steel disc cup and mounting brackets
  • Applications: Gas-fired furnaces, roof-top units, unit heaters

Buy the White-Rodgers Series 3L12 Flame Rollout Limit Switch: 3L122020

Purchase the White-Rodgers Series 3L12 Flame Rollout Limit Switch online and provide essential safety for your gas heating systems. This manual reset device features a stainless steel disc cup, quick connect terminals, and is rated for resistive loads up to 15A at 120 VAC. Its robust design ensures reliable safety shutoff during overheating conditions, complying with UL, CSA, and VDE standards. Ideal for gas furnaces, rooftop units, and heaters, this switch guarantees safety and longevity in demanding environments.

Order your White-Rodgers Series 3L12 flame rollout limit switch today and ensure safe, reliable operation in gas-fired heating systems.

Frequently Asked Questions

Where can I buy WHITE RODGERS 3L12220?

You can click on the BUY or RFQ button to purchase 3L12220 from an authorized WHITE RODGERS distributor.

How do I troubleshoot issues or seek technical support for part 3L12220?

You can download the 3L12220 datasheet or visit the WHITE RODGERS website for support.

Who is the manufacturer of 3L12220?

WHITE RODGERS

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