3L12-300 The White Rodgers 3L12-300 is a thermostat featuring an open-on-rise function and manual reset. It operates at 300 F opening temperature.
Mfr Part #:

3L12-300

Available from 1 distributors
Mfr Name: White Rodgers
White Rodgers
The White Rodgers 3L12-300 is a thermostat featuring an open-on-rise function and manual reset. It operates at 300 F opening temperature.
✓ Total Stock: 3 pcs
$ Price Range: $1.20

3L12-300 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
3 pcs
3 pcs On Request 1 On Request On Request 2026-02-25 06:16:38 On Request On Request

3L12-300 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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3L12-300 Description

Short technical summary and product information.

The White Rodgers 3L12-300 is a thermostat designed for safety switch applications with a manual reset mechanism. It features an open-on-rise function, meaning the circuit opens as the temperature increases.

 

Key electrical specifications include a current rating of 15A and a voltage rating of 120 VAC, making it suitable for various control applications. The thermostat is set to open at 300 F and has a manual closing temperature.

 

This component is categorized under Thermostats and is manufactured by White Rodgers. Its product type is specifically a thermostat, with a function described as 'Open On Rise'. The factory pack quantity is 1.

 

As a safety switch, the 3L12-300 is designed to interrupt a circuit when a specific temperature threshold is reached, providing a layer of protection in various systems. Its manual reset feature requires user intervention to restore operation after a trip.

3L12-300 Quick Information

Product Type: Thermostat
Canonical Name: White Rodgers 3L12-300 Thermostat
Subcategory: Sensors

3L12-300 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

3L12-300 Estimated Pricing

Qty Low High
1+ $1.20 $1.20

Estimated market price range - modelled values for guidance only, not live distributor offers.

3L12-300 Features

  • Open on rise function for temperature control.
  • Manual reset safety switch.
  • Rated for 15A current.
  • Operates at 120VAC.
  • Opens at 300 F.

3L12-300 Applications

  • Used in temperature control systems.
  • Provides safety circuit interruption.
  • Suitable for manual reset applications.
  • Designed for 120VAC circuits.

3L12-300 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the opening temperature of the White Rodgers 3L12-300?

The opening temperature is 300°F.

What current and voltage rating does the 3L12-300 have?

It is rated for 15 A at 120 VAC.

How does the 3L12-300 thermostat close?

The closing temperature is manual, requiring manual reset after opening.

What function does the 3L12-300 perform?

It opens on rise in temperature.

What type of component is the 3L12-300?

It is a thermostat.

What is the factory pack quantity for the 3L12-300?

The factory pack quantity is 1.

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