Passive Components

1000A High Voltage DC Contactor, 9-36V Coil Voltage

$462.92

SKU: ATO-DCCON-1000

1000A high voltage DC contactor for sale online. The DC magnetic contactor is available with 9-36V coil voltage, NO contact form, normally open or normally closed auxiliary contact switch, CE, CCC, and RoHS certifications.

Automatic Transfer Switch, 3/4 Pole, 10/20 to 100 Amps

$436.85 $580.23

SKU: ATO-ATS-100

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.

95A Star Delta Starter, 45kW/ 80kW, 220V/ 380V AC

$427.12

SKU: ATO-STAR-95

Economic price 95 amps starting current star delta starter for sale. This Y delta motor connection starter has short circuit protection, overload protection, missing phase protection and other functions. It consists of 3 contactors and an air delay head for three phase electric asynchronous motor circuit control, contact form 3P, working at 45kW/ 80kW power, 220V or 380V AC voltage.

3 Phase AC Vacuum Contactor, 400A, 1140V

$422.85

SKU: ATO-VCON-400

36V/ 110V/ 220V/ 380V coil voltage ac vacuum contactor for sale online is three phase ac contactor. Its main circuit rated voltage is 1140 volt and the rated current is 400 A. The contactor is designed for frequency starting and controlling AC motor in the power system with AC 50Hz - 60Hz. 2±0.5 mm open distance, 120±20 N final power.

20A Sine Wave Filter, 3 Phase

$413.23

SKU: ATO-SWF-20

Good price 20A sine wave filter comes with 3-phase, adapted power of 7.5kW, and carrier frequency 4kHz. The sinusoidal filter features compact, easy to install and excellent performance.

225 amp 3 phase AC Magnetic Contactor, 24V/110V/220V Coil

$408.28

SKU: ATO-ACCON-225A

AC magnetic contactor relay with 24V/110V/220V coil, rated current up to 225 amps, is mainly used for breaking circuit and frequently starting and controlling 3 phase AC electrical motors, different contact form are optional.

2 String PV Combiner Box

$402.89

SKU: ATO-PVCB-2S

2 string PV combiner box for sale online, comes with anti-reverse diode, DC circuit breaker, DC fuse and surge protection device. 2 in 1 out DC combiner box is specially designed for the wiring used in photovoltaic systems.

80A Star Delta Starter, 37kW/ 63kW, 220V/ 380V AC

$391.56

SKU: ATO-STAR-80

Economic price 80 amps starting current star delta starter for sale. This wye delta motor connection starter has short circuit protection, overload protection, missing phase protection and other functions. It consists of 3 contactors and an air delay head for 3 phase asynchronous motor circuit control, contact form 3P, working at 37kW/ 63kW power, 220V or 380V AC voltage.

Passive RF Bandpass Filter, 550~950 MHz

$382.59

SKU: ATO-BPF-950MHZ

Passive RF bandpass filter plays a pivotal role in audio and antenna systems by selectively permitting specific frequencies while attenuating others. ATO passive band pass filter for sale, factory price, frequency range from 550 MHz to 950 MHz, with SMA female connector. It stands as an indispensable device, sculpting signal integrity and elevating the overall efficacy of communication systems.

1000A SSR Solid State Relay, 3-32V DC to DC

$374.61

SKU: ATO-SSR-DD1000A

High current solid state relay 1000 amp, DC to DC type, with 3-32V DC input. Specifically designed for applications requiring high current control. High electromagnetic interference suppression, high sensitivity, and fast switching speed. Widely used in various automated control systems.

185 amp 3 phase AC Magnetic Contactor, 24V/110V/220V Coil

$370.22

SKU: ATO-ACCON-185A

Low price 3 phase 3 pole AC magnetic contactor is used in electric motor control and DIN rail or panel mounting, with 110V/220V/380V coils. Different contact form are available, intended for frequently switching on and off 3 phase loads up to 185 amps.

10A Sine Wave Filter, 3 Phase

$367.08

SKU: ATO-SWF-10

Cost-effective sine wave filter for sale online with rated current 10A, adapted power of 3.7kW, and carrier frequency 4kHz. The three phase sinusoidal filter has the advantage of small size, light weight and long service life.

3 Phase AC Vacuum Contactor, 250A, 1140V

$364.35

SKU: ATO-VCON-250

ATO provides low price 4 pole 3 phase ac vacuum contactor with rated voltage of 1140V and rated current of 250A. 36V/ 110V/ 220V/ 380V control circuit can be selected. 2±0.2 mm open distance, 80±10N final power, AC 50Hz or 60Hz frequency.

16AWG Hook-Up Wire, UL1007, 300V, 2000 ft

$363.59

SKU: ATO-UL1007-16

UL1007 16AWG hook-up wire for sale, 2000 ft, rated voltage 300V. PVC insulated copper cable is used for internal wring of appliance and electronic equipment lead wires of motors and lamps where exposed to temperatures not exceeding 80℃.

Automatic Transfer Switch, 4 Pole, 100/160/250 Amps

$358.54 $450.95

SKU: ATO-ATS-250

Auto transfer switch (ATS) is available with rated current 100 amp, 160 amp and 250 amp, 4-Pole transfer switch, used in the distribution system with rated voltage 400V AC 50Hz, with functions of full auto, forcedly switching off “0” position, remote control and manual emergency operation etc. Fast switch on and off the circuit or transfer between dual power sources, to achieve the safe isolation.

1~90dB 5W Variable RF Step Attenuator

$350.89

SKU: ATO-RFFA-90DB5W

Favorable price variable RF step attenuator for sale, frequency range from DC to 3.6GHz, attenuation range from 1dB to 90dB, working at 5W power. This variable attenuator is an electronic device designed to continuously adjust signal strength in high-power radio frequency (RF) applications. Employing SMA female connectors, enables seamless integration into RF systems, offering precise control over signal levels.

Safety Relay for Safety Mat, One-to-one, 24VDC

$344.69

SKU: ATO-SR-SD24M1A1B

The safety relay is used with a safety mat. Each safety mat corresponds to one relay. It supports 24VDC power supply, has a maximum output current of 100mA, and has 1 NO and 1 NC output contacts. Its response time is less than 20 milliseconds, and it has an IP50 protection level, making it suitable for general industrial environments.

50 kvar Shunt Power Capacitor, 3 phase, 450V, Self-healing

$344.54

SKU: ATO-CAP-45050

The 3 phase power shunt capacitor is installed at low voltage electrical system in parallel for improving power factor and self-healing performance of electrical power. 50 kvar rating capacity, can be used in 50Hz or 60Hz, 450V AC circuit system.

65A Star Delta Starter, 30kW/ 55kW, 220V/ 380V AC

$343.40

SKU: ATO-STAR-65

Favorable price 65 amps starting current star delta starter for sale. This wye delta motor connection starter consists of 3 contactors and an air delay head for 3 phase asynchronous motor circuit control, working at 30kW/ 55kW power, optional 220V or 380V AC voltage, contact form 3P, which has short circuit protection, overload protection, missing phase protection and other functions.

Single Phase Potential Transformer, 0.5kV Insulation Voltage, 220/100V

$343.16

SKU: ATO-PT-220

The 0.5kV single-phase voltage transformers for sale are rated at 220 / 100 V, with other voltages available at 380/100V, 400/100V, 500/100V, 660/100V. This potential transformer is made of pure purple copper wire winding, good conductivity, epoxy resin casting, thermosetting material resistant to long time use without deformation.