Mechanical Temperature Controller for Fan/Heater, 120V

5 out of 5 based on 1 reviews | Write a review

$98.66

Mechanical temperature controller for fan/heater control with NO/NC switching, supporting 120V/250VAC. Designed with DIN rail snap-fit installation and bimetal sensing element for stable and precise temperature regulation (±4°C switching tolerance). Compact housing with ventilated design ensures accurate ambient sensing and reliable performance. High durability with 100,000+ cycle life, suitable for industrial temperature control applications in heating and ventilation systems.

Model *

NO (for fan)
NC (for heater)

SKU: ATO-TEMPC-MFH

Qty:

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Delivery date: 6-12 days

Overview

Designed for reliable temperature control in heating and ventilation systems, this temperature controller offers simple operation and stable performance. Easy to install and built for long service life, it is a practical replacement for traditional controllers. A cost-effective solution for users looking to improve system efficiency and maintain consistent temperature control.

Specification

Model	ATO-KTS011	ATO-KTO011
Type	Normally Open (NO)	Normally Closed (NC)
Rated Voltage	120VAC / 250VAC
Rated Current	10(2)A / 15(2)A
Contact Resistance	<10 mΩ
Switching Temperature Difference	7K (±4K tolerance)
Sensing Element	Bimetal thermostat strip
Contact Type	Snap-action contact
Service Life	>100,000 cycles
Wiring	2-pole terminal block, tightening torque max 0.5 Nm: rigid wire 2.5 mm², stranded wire (with ferrule) 1.5 mm²
Mounting Method	Snap-fit for DIN 35 rail
Housing	Plastic, light gray
Mounting Orientation	Any position
Operating Temperature	-20–80°C
Storage Temperature	-45–80°C
Protection Class	IP20
Dimensions	60 × 33 × 43 mm
Weight	Approx. 40 g

Feature

Fan/Heater Control: Mechanical temperature controller features a NO/NC switching design for heating, ventilation, and signal devices.
DIN Rail Mount: Snap-fit DIN 35 installation with fixed bracket for easy setup.
Bimetal Sensor: Industrial temperature controller with a bimetal sensor provides stable temperature sensing with reliable switching performance..
Ventilated Housing: Hollow striped design improves airflow and accuracy.
Adjustable Control: DIN rail temperature controller includes a red/blue dial for flexible temperature setting (±4°C tolerance).
Compact Design: Small size for easy installation in limited spaces.
Wide Compatibility: Adjustable temperature controller supports 120V/250VAC for industrial applications.
Long Life: Snap-action structure with 100,000+ cycle durability.

Detail

Mechanical temperature controller detail

Wiring Ports: Bottom wiring ports enable easier cable routing and faster installation.

Temperature Adjustment Knob: Rotary temperature setting for simple operation and convenient adjustment.

Size (unit: mm)

Mechanical temperature controller size

Wiring

Mechanical temperature controller three wiring

Tips: How does this mechanical temperature controller improve system efficiency?

The temperature controller automatically responds to ambient temperature changes by switching connected heating or ventilation devices on and off. This reduces the need for manual monitoring and adjustment, ensures more stable temperature control, and helps prevent unnecessary energy consumption. By maintaining consistent operating conditions, it improves overall system efficiency and reliability in long-term industrial use.

Existing reviews of Mechanical Temperature Controller for Fan/Heater, 120V

Simple and Reliable

I installed this temperature controller in a ventilation system, and the setup was quick with the DIN rail mount. The compact design fits neatly in the control cabinet, and the temperature switching has been consistent during daily operation. A practical choice for basic fan and heater control.

From: Marrick | Date: 02/09/2026

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