Passive Components

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 220V-460V/4-wire 127V-265V

$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 220V-460V/ 4-wire AC 127V-265V 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.

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.

350A High Voltage DC Contactor, 9-36V Coil Voltage

$212.15

SKU: ATO-DCCON-350

350A high voltage DC contactor offers 9-36V coil voltage, NO contact form, and normally open or normally closed auxiliary contact, used for safely controlling and disconnecting high voltage DC circuits.

40 amp 3 pole Miniature Circuit Breaker

$73.79

SKU: ATO-MCB-3P40

3 pole 40 amp miniature circuit breaker (MCB) for sale at factory price. This mini circuit breaker features a 6kA short-circuit breaking capacity and C curve trip characteristic, ensuring reliable protection against short circuits and overloads.

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

4 pole 50 amp miniature circuit breaker (MCB) for sale at an economical price. This mini circuit breaker working at a 50-60Hz rated frequency, is a compact and essential protective device widely used in electrical systems to safeguard circuits from damage caused by overcurrent, short circuits, and overload conditions.

50 Amps 4 Pole AC contactor 24V/110V/220V Coil

$97.50

SKU: ATO-ACCON-050

This lightweight and convenient bypass AC contactor with 4P (4NO) or 4P (2NO+2NC) contact form, it has a lot coil voltage to choose like 24V, 110V, 220V. And when the voltage is at 380V, the rated current is 50A; voltage is at 660V, rated current is 39A. 4 pole contactor relay can be used for a long time and is also affordable.

50A DC Reversing Contactor, 2 pole, 12V/24V/48V

$74.31

SKU: ATO-DCCON-R50

Two pole DC reversing contacor with 2 sets of switching contacts, 2NO and 2NC form, 50 amps rated load current of contact circuit, coil rated voltage with 12V/24V/48V DC for selection. Cheap price and manufacturer direct sale.

50A Star Delta Starter, 25kW/ 45kW, 220V/ 380V AC

$215.09

SKU: ATO-STAR-50

Favorable price 50 amps starting current star delta starter consists of 3 contactors and an air delay head for 3 phase asynchronous motor circuit control, working at 25kW/ 45kW power, optional 220V or 380V AC voltage, contact form 3P. This wye delta motor connection starter has short circuit protection, overload protection, missing phase protection and other functions.

7 Position DIP Switch, 14 Pin, SPST

$9.79

SKU: ATO-DIP-7P

7 position 14 pin Dual inline package switch (DIP switch) for sale. It can be used to activate or deactivate different electronic circuits of PCB, breadboard or motherboard, surface mount, SPST loop, pin space 2.45mm, small size with wholesale price.

Air Compressor Pressure Switch 240V

$63.38

SKU: ATO-LF10-L

Air compressor pressure switch 240V equipped with hardware engineering plastic shell for sale. Electrical life up to 100,000 times and work in -25℃~80℃. Air pressure switch come with relief valve pressure switch to avoid overload. Rated voltage/current AC 240V/20A, AC 120V/26A. Optional single-way, four-way style. Four way base makes installation more convenient and pressure closed 6.0kgf/cm2, open 8.0kgf/cm2.