Phoenix Contact TRABTECH TRABTECH Thermal Circuit Breaker - 1-Pole, Base, 4A Current Rating, 277V ac, 50 V dc

RS Stock No.:: 768-0852
Distrelec Article No.:: 304-08-938
Mfr. Part No.:: 2800839
Manufacturer:: Phoenix Contact

Phoenix Contact TRABTECH TRABTECH Thermal Circuit Breaker - 1-Pole, Base, 4A Current Rating, 277V ac, 50 V dc

Subtotal (1 unit)*

HK$366.20

FREE delivery for orders over HK$250.00

In Stock

Plus 4 unit(s) shipping from 20 April 2026
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Units	Per unit
1 +	HK$366.20

*price indicative

RS Stock No.:: 768-0852
Distrelec Article No.:: 304-08-938
Mfr. Part No.:: 2800839
Manufacturer:: Phoenix Contact

Specifications

Product overview and Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Phoenix Contact
	Product Type	Thermal Circuit Breaker
	Current Rating	4A
	Number of Poles	1
	Series	TRABTECH
	Range	TRABTECH
	Width	12.3mm
	Mount Type	Base
	Terminal Type	Screw
	Tripping Mechanism	Thermal Magnetic
	Reset Actuator Type	Push Button
	Tripping Characteristics	Type S
	Height	45mm
	Depth	52mm
	Rated AC Voltage	277V ac
	Standards/Approvals	CE, RoHS
	Break Time	Medium
	Rated DC Voltage	50V dc

	Select all
	Brand Phoenix Contact
	Product Type Thermal Circuit Breaker
	Current Rating 4A
	Number of Poles 1
	Series TRABTECH
	Range TRABTECH
	Width 12.3mm
	Mount Type Base
	Terminal Type Screw
	Tripping Mechanism Thermal Magnetic
	Reset Actuator Type Push Button
	Tripping Characteristics Type S
	Height 45mm
	Depth 52mm
	Rated AC Voltage 277V ac
	Standards/Approvals CE, RoHS
	Break Time Medium
	Rated DC Voltage 50V dc

COO (Country of Origin):: ID

Phoenix Contact CB TM1 4A SFB P Series Thermal Circuit Breaker, 1 Pole, 4A - 2800839

This Phoenix Contact thermal magnetic circuit breaker, with a current rating of 4A, is an essential component for ensuring the safety and protection of electrical systems. With a thermal-magnetic tripping mechanism, this circuit breaker provides reliable performance in various applications.

Features & Benefits

• Thermal magnetic circuit breaker suitable for high current rating applications

• Tripping mechanism ensures efficient protection against overload and short-circuit currents

• Rated DC Voltage of 50V provides flexibility in power distribution

• Single pole design for easy installation and maintenance

Applications

• Selective power distribution in automation systems

• Protection against damaging overload in control cabinets

• Safety measure in information and communication technology setups

• Suitable for process control applications

Can it protect against short-circuit currents efficiently?

Yes, the thermal-magnetic tripping mechanism ensures quick disconnection in case of a short circuit.

Will it guarantee operational reliability in electrical installations?

Yes, it ensures high power and signal quality for maximum availability.

Is it suitable for use in both automation and communication technology?

Yes, this circuit breaker is widely used in automation and communication technology applications.

Can it handle high current ratings without any issues?

It is designed to handle a current rating of 4A with ease.

Is it easy to install and maintain?

Yes, the single pole design ensures easy installation and maintenance for users.