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Pump Thermal Protector

8AME series are both temperature and current sensitive. They can protect the applications like motor or transformer from over heating or loading.

Product Details:

Are you tired of constantly replacing your pump motor due to overheating? Well, the solution to your problem is here! Introducing the Pump Thermal Protector – a device that can save you time, money, and provide peace of mind when it comes to your pump’s performance.

The Pump Thermal Protector is a device that is designed to protect your pump motor from overheating. It works by detecting the temperature of the motor and automatically shutting it down if it reaches a dangerous level. This not only prevents damage to the motor but also prevents potential fire hazards.

With the Pump Thermal Protector installed, you can now run your pump with confidence knowing that it’s protected. It’s especially beneficial for those who rely on their pumps for their daily activities such as swimming pool maintenance, water supply, and irrigation systems.

The installation process of the Pump Thermal Protector is quick and easy, and it can be installed on any type of pump. Its compact size allows for easy integration into your existing pump system without taking up too much space.

Not only is the Pump Thermal Protector an excellent investment for your pump system, but it’s also an investment in your safety. The peace of mind that comes with knowing that your pump motor won’t overheat and cause damage or harm is priceless.

In conclusion, if you’re tired of dealing with pump motor issues due to overheating, then the Pump Thermal Protector is just what you need. It’s a small investment that can save you from costly repairs and potential fire hazards. Protect your pump motor today with the Pump Thermal Protector!


8AM pump thermal protector




Special Features

*  Large electrical capacity, long life & high reliability;

*  Accurate tripping off time, prevent motor temperature from being too high;

*  Both temperature and current sensing.

Electrical Specifications

125V AC / 250V AC : 5~90A

12V DC / 24V DC : 5~120A

Trip off current range: 5~120A

Trip off time under R/T 25℃:4~10S (Or Customized)

Temperature Range and Tolerance


Operating Temperature 60~220℃, A specification for each 5℃)
Operating Temperature Tolerance ±5℃,±8℃


Design Principles

Temperature Protection:

When ambient temperature exceeds the specified value, the inside bimetal of 8AME series will trop off to cut the circuit. When the temperature lowers down, the bimetal will reset and the circuit is connected again.

Current Protection:

Auxiliary heater works together with bimetal, which can control the trip off time precisely. When the current exceeds the prescribed value, 8AME will cut the circuit immediately.


Electrical tools


Sinking pump

High pressure washer

Split phase motor

Capacitor start motor

Car motor

Oil pump

Washing machine

Dust collector



Large water pump



Dimensional Drawing




Pump Thermal Protector