Passive Components

16 amp 1 pole Miniature Circuit Breaker

$52.99

SKU: ATO-MCB-1P16

High quality miniature circuit breaker is intended for the short circuit and overload protection in the AC 50Hz circuit, 230/400V single pole voltage and a rated current of 16A. 6kA short circuit breaking capacity, meets commercial and industrial applications.

16 amp 2 pole Miniature Circuit Breaker

$62.99

SKU: ATO-MCB-2P16

2 pole 16 amp MCB miniature circuit breaker meets IEC standard to turn off the electrical circuit during a faulty condition to protect conductors, c curve trip characteristic, used in AC 50Hz, 230/400V with a 6 kA short circuit interrupting capacity.

1600 Amp Dual Power Automatic Transfer Switch, 4 Pole

$2,270.08

SKU: ATO-DPATS-1600

Good price ATS dual power automatic transfer switch with 1600 amp rated operating current for sale. 10 Ie rated marking capability and 8 Ie rated breaking capability of this dual power ATS. 4 pole ATS automatic transfer switch with fast switch on and off the circuit or transfer between dual power sources, to achieve the safe isolation.

2 Position 40A Rotary Switch 3 Pole/4 Pole

$68.72

SKU: ATO-WS3040

High quality changeover switch for sale, 40A, 2 position rotary switch is mainly used for AC 50Hz, can be used for main switch of ventilation equipment, air conditioning and water pump system, ideal for power switches in power lines.

2000 Amp Dual Power Automatic Transfer Switch, 4 Pole

$3,655.56

SKU: ATO-DPATS-2000

High quality and cheap price double power automatic transfer switch with 2000 amp rated current. 120 kA rated limited short-circuit current and 50 kA rated short-time withstand current of this 4 pole automatic changeover switch. Automatic power transfer switch often used in residential area, military facility and hospital.

200A Engine Starter Relay, 12V/24V DC

$109.29

SKU: ATO-ESR-200

ATO engine starter relay is an electrical component in a vehicle's starting system that plays a crucial role in initiating the car engine's ignition process. This auto starter relay comes with 200A contact current, 12V DC and 24V DC coil rated voltage available, best for preventing excessive wear on the ignition switch and ensuring reliable engine starting.

220μF 50V Aluminum Electrolytic Capacitor

$1.49

SKU: ATO-EC-KF221M050G

High voltage electrolytic capacitor at affordable price for sale. Aluminum electrolytic capacitors in electronic circuits is to pass alternating current and block direct current. Aluminum capacitor with cap. tolerance ±20%, lead spacing 5 mm, direct plug installation type. High voltage capacitors have been widely used in consumer electronic products, communication products, new energy, automation control, high-speed railway and aviation and military equipment etc.

225A DC Circuit Breaker, 1/2/3/4 Pole

$135.79

SKU: ATO-DCCB-225A

225 amp circuit breaker at cheap price for sale online. Total break time of smart circuit breaker is 20 ms. 1 pole, 2 pole, 3 pole and 4 pole can be selected. PV DC circuit breaker with extremely high breaking capacity and currentlimiting characteristics.

24V DC Signal Relay, SPDT, 3A

$20.95

SKU: ATO-SR-W38DC24V

Buy 24V DC signal relay online, contact form SPDT (1C), 3A contact switching capability, rated load 1A 240VAC/30VDC, 3A 120VAC, coil nominal power 360mW/200mW/450mW.

2500 Amp Dual Power Automatic Transfer Switch, 4 Pole

$4,184.84

SKU: ATO-DPATS-2500

Reliable and intelligent automatic transfer switch with 2500 amp rated current for sale online. 1000V rated insulation voltage and 12 kV rated shock withstand voltage of this high performance dual automatic transfer switch. Working temperature of 2500 amp auto changeover switch between -25 ℃ to 70 ℃.

28AWG Hook-Up Wire, UL1007, 300V, 2000 ft

$69.59

SKU: ATO-UL1007-28

Favorable price 28AWG electrical insulated hook-up wire, 300V rated voltage, 2000 ft. /roll. It meets UL 1007 standard for tinned cooper wire and PVC outer cover for insulation. Different colors for your choices.

3 Phase Start Stop Push Button Switch, On/Off

$43.69

SKU: ATO-PBS-LC3

Economical price start stop push button switch for sale, 3 phase 380V voltage, rated current 6A. This on/off power push button switch is widely used for bench drills, grinders, cutting machines, and so on.

3 Phase Voltage Monitor Relay, 3-wire 127V-265V/4-wire 220V-460V

$68.39

SKU: ATO-MR-GRV810

The three-phase voltage monitoring relay has SPDT (2 C/O) contacts, accurate pressure measurement, and is suitable for quickly cutting off or connecting the circuit when the power supply voltage exceeds or falls below the set range for 3-wire AC 127V-265V/ 4-wire AC 220V-460V to ensure the safe and reliable operation of the power system. The 3-phase relay is equipped with LED lights to indicate the working status and is lightweight and easy to install.

3/4" Automatic Water Level Control Valve

$50.99

SKU: ATO-SSFV-3/4

Factory price 3/4" stainless steel float valve is a fully automatic water level control valve with threaded connection, above/side water inlet direction, and narrow/wide side mounting bracket, suitable for water level control in agricultural irrigation and domestic water supply systems.

300A High Voltage DC Contactor, 12V/24V coil

$186.15

SKU: ATO-DCCON-HV300

The ATO-ADH300 contactor has been designed for DC loads, particularly for DC high voltage field, operating voltage up to 900V. 300A rated load current of contact circuit, normal open (SPST-NO) main contacts with silver alloy tips, which are weld resistant, hard wearing and have excellent conductivity.

3200 Amp Dual Power Automatic Transfer Switch, 4 Pole

$4,727.71

SKU: ATO-DPATS-3200

Economical price double power auto transfer switch with 3200 amp rated current for sale online. 2.4s change-over time and AC 440V rated working voltage of this auto transfer switch. Storage temperature between -30 ℃ to 80 ℃. Automatic power switch often used in airport, shopping mall, hospital and military facility.

40 amp 3 pole Miniature Circuit Breaker

$73.79

SKU: ATO-MCB-3P40

Economical price 3 pole 40 amp DIN rail mountable miniature circuit breaker is rated at 230/400V AC supply with 6kA short circuit breaking capacity. Short-circuit protection and overload protection, with C curve trip characteristic, DIN rail mounted.

400A High Voltage DC Contactor, 12V/24V coil

$220.49

SKU: ATO-DCCON-HV400

Favorable price high voltage DC contactor for sale, with 400 amps rated load current of contact circuit, 1NO or 1NC contact form, available with 6V/12V/24V/36V/48V/60V/72V/84V/120V/150V/220V DC, 220V AC coils. This magnetic HVDC contactor is an electrical device designed to control and switch high voltage direct current circuits.

4μF 450V Ceiling Fan Capacitor

$2.69

SKU: ATO-FC-CBB61-040

2 Wire capacitor for ceiling fan, capacity value 4μF, 450V AC and 50/60Hz rating, capacitance tolerance 5%, ceiling fan capacitor can be applied to different types of ceiling fan motors for start and stop.

50 amp 4 pole Miniature Circuit Breaker

$93.85

SKU: ATO-MCB-4P50

50 amp current rating miniature circuit breaker provides supplementary protection in the AC 50Hz circuit, 230/400V supply voltage. 4 pole version and 6kA interrupt capacity MBC, which has C curve trip characteristics.