Passive Components

High quality molded case circuit breaker is intended for the short circuit and overload protection in the AC 50/60Hz circuit, 3 pole mccb breaker featuring rated current 50A/ 60A/ 75A/ 100A are optional, 50kA short circuit breaking capacity. Molded circuit breaker is used to distribute electric energy and protect circuits and electrical equipment from overload or short circuit.

Buy a 3/4" (DN20) brass float valve for water tank. Small ball float valve is used in storage tanks to regulate water level, suitable for residential, commercial and industrial environments where a reliable and continuous water supply is required.

4 pole 32A 1000V DC isolator switch is specially designed for solar PV arrays. IP66 waterproof disconnect switch offers CE/TUV/SAA certification, wall-mounted design, and non-flammable flame-retardant housing, dustproof and impact-resistant. 3 various wiring methods are available.

Miniature low signal relay at affordable price, optional coil nominal power 200mW/150 mW, coil voltage 3V DC, contact form DPDT, max. switching current 2A, rated load 1A 125VAC/2A 30VDC.

4 pole double throw knife switch is equipped with a resin base, transparent LED indicator, manual operation mode, and optional current 32A/63A/100A/160A/225A, used for breaking or connecting current in a circuit.

4 pole double throw switch comes with 32A/63A/100A/160A/225A current, resin base and manual operation mode. High quality changeover knife switch is usually used in high voltage or extra high voltage power systems to cut or connect power lines.

Low cost 4 string PV combiner box is available with anti-reverse diode, DC circuit breaker, DC fuse and surge protection device, 4 in 1 out, waterproof and dustproof, suitable for all residential, commercial and utility-scale applications.

Affordable price waterproof car starter relay designed with 40A contact current comes in contact forms of 1Z (1C) or 1H (1A) and offers coil rated voltages of 12V DC or 24V DC. Choose between 4 pin or 5 pin installation options. This automotive starter relay is a key component in an auto's starting system, serving as a crucial link between the ignition switch and the starter motor.

Lower cost vacuum circuit breaker with 40kv rated voltage for sale online. Indoor vacuum circuit breaker has a switching capacity capable of handling the loads occurring at start-up and shutdown. Opening time is 30ms~60ms, closing time is 50ms~100ms. Acting to protect and control line is the function of vcb.

High voltage DC contactor, normally open type (SPST-NO), 50 amps rated load current of contact circuit, available with 12V or 24V coils, the connection of contact and coil need to be nonpolarity. It is widely used in the DC high voltage field, such as electric car, wind power generation, DC power supply control system and so on.

6 amp current rating miniature circuit breaker (MCB) for sale at factory price, with 6kA rated short-circuit breaking capacity. This 3P mini circuit breaker is designed for short circuit and overload protection in the AC 50Hz circuit, 230/400V 3 pole voltage.

Economical price 4 pole miniature circuit breaker is used to provide reliable protection for electrical systems with a current rating of 6 amp. This mini MCB breaker features a C trip characteristic, ensuring the breaker trips promptly under overload conditions while providing a rated short-circuit breaking capacity of 6 kA.

80 amp DC circuit breaker with 125A shell and frame current for sale. Rated impulse withstand voltage of pv circuit breaker is 8 kV. 1 pole, 2 pole, 3 pole and 4 pole can be selected. Working temperature of 80A DC circuit breaker between -25 ℃ and 50 ℃.

Factory price air differential pressure switch adopts single-pole double-throw (SPDT) contact mode and has an IP54 protection level to prevent dust and water splashes. The operating temperature range is -40℃ to +85℃, the rated voltage is 250V, the rated current is 1.5A (0.4), and the withstand voltage is 700psi, which is suitable for monitoring air pressure changes in industrial systems.

Intelligent automatic transfer switch (ATS), has rated current ranging from 10 amp to 100 amp (optional 10A, 16A, 20A, 32A, 40A, 50A, 63A, 80A, 100A), 3-pole or 4-pole, rated working voltage 400VAC 50Hz and adjustable 0-30s delay time. This intelligent ATS transfer switch features compact size and light weight, easy mounting & wiring, simple operation with microcomputer controller, best automatic and manual switching between normal power and standby power.