Top Electromechanical Relay Reviews

Electronic Specialties 191 Relay Buddy Pro Test Kit

Kit includes Relay Buddy tester, 5 new relay adapters and blow mold case.
Relay Buddy is a quick go/no go tester for the most common automotive relays.
With the included adapters, Relay Buddy now tests 5 different relay types and also tests shielded relays.
Relay Buddy will fail the relay and light the red LED if any of the test cycle proves unsuccessful during the test session.
Settable to 4 and 5-pin relay and uses vehicle's 12 volts battery for power.

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ATD Tools 5614 Relay Circuit Tester

Able to test an entire circuit - from battery to component, including the relay With this item the technician can jump a relay.
do an AC charge from the relay by activating the compressor.
do compression testing by activating the starter relay and even check turn signals or lights from the front of the car.
Allows the technician to diagnose the problem without the use of a multimeter.
The lighted display shows the technician the problem immediately.
With this item the technician can jump a relay.
Includes: (1) Tester, (6) popular Relay Leads, and (1) Universal Relay Lead.

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Two Position Low V Actuator w/End Switch

Output: fan relay, alarm relay and 4-20ma current loop.
Controls: buzzer, Digital display, latching relay, relay Delay, relay minimum runtime.
Mounts on a standard 4” x 4” electrical box.
5 a spdt fan relay controls starters of exhaust fans.

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SainSmart USB 4 Channel Relay Automation (5V)

NOYITO 2-Channel Micro USB Relay Module is equipped with a stable USB to serial port chip and a microcontroller. It can use the serial port debugging software to send serial commands on the computer to control the opening and closing of the 2-channel relay..
Onboard high performance microcontroller chip, CH340 USB control chip.With power LED indicator and relay status LED.On-board 2-channel 5V, 10A/250VAC, 10A/30VDC relay, long relay life, can work 100,000 times continuously..
Module with overcurrent protection and relay diode freewheel protection..
NOYITO 8-Channel Micro USB Relay Module ASIN：B09RGTSHHW.
NOYITO 4-Channel Micro USB Relay Module ASIN：B09RGVQXXT.

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Macurco TX-12-HS White Hydrogen Sulfide H2S (Line Voltage) Fixed Gas Detector Controller Transducer with White Housing

Output: fan relay, alarm relay and 4-20ma current loop.
Controls: buzzer, Digital display, latching relay, relay Delay, relay minimum runtime.
Mounts on a standard 4” x 4” electrical box.
5 a spdt fan relay controls starters of exhaust fans.

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Electronic Specialties 193 Black 2.5' x 5' 12/24V Diagnostic Relay Buddy Pro Test Kit

Tests 5 different relays, both 12V and 24V and 3 diagnostic trouble codes help define the cause of the bad relay.
Kit Includes 5 Relay Adapters and blow mold case.
Fails bad relays - Good/Bad indication, green light for PASS, red light for FAIL with flashing trouble code.
Tests 5 different relays, both 12V and 24V.
3 diagnostic trouble codes help define the cause of the bad relay.
#193 Kit Includes 5 Relay Adapters and blow mold case.
Quick off-the-car relay tester - checks relay coil & switch contacts.

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ONLINE LED STORE RTT7121A 12V 40A 4-Pin Relay [Direct Replacement] [Mechanical Relay] [Single Pole Single Throw] - Replacement for Toyota 90987-02006 OEM Relay

DIRECT RELAY REPLACEMENT- Our 4-pin relay is a direct factory replacement for the Toyota 90987-02006 OEM relay only priced more attractively..
EASY & AFFORDABLE MAINTENANCE- Keep your Toyota or Lexus vehicle running at its best with this plug & play replacement relay.
OEM-STYLE QUALITY- Manufactured to the same quality standards as the Toyota 90987-02006 relay, the OLS RTT7121A 12V 40A 4-Pin Relay delivers OEM-style quality..
COMPATIBLE WITH POPULAR TOYOTA & LEXUS CARS- Fits popular Toyota models: 1986-1991 Camry, 1995-2007 Corolla Sedan, 1990-1999 Previa, 1994-1997 RAV4, 1984-1997 Tercel, and much more..
COMPATIBLE WITH OLS 12-SLOT RELAY BOXES- This 12V 40A 4-pin relay is also compatible with our 12-Slot Relay Box (PSZACCEPS142R)..

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Edwards Signaling 7005-G5 Door Annunciator

☆☆With six independent relay switches, and by dialing its mobile phone number to activate the NO.1 relay switch, it will reject the call and turn on the connected device without answering, so it will not generate when dialing this machine Call charges, it will identify the authorized phone number that is calling, and refuse to answer the call without answering. It has 5 other independent relay switches, which can be turned on or off by sending SMS text to GSM‑RELAY6..
☆☆6‑channel 250V 10A 50Hz relay contact, the relay can operate almost all equipment, optional relay working mode. Has 6 alarm inputs. When the input is shorted to GND, an alarm will be triggered and an alarm message will be sent..
☆☆One relay output with call mode and the other relay output with SMS control can be easily programmed with mobile phone or PC software. SMS can be used for digital programming quickly and conveniently through SMS or on‑board quick teach button..
☆☆Support free control mode or security authorization number control mode, support custom commands, easy to understand. Optional password to keep the system in safe operation mode, support remote password operation and password change..
☆☆Applications include remote control of heating of holiday ....

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Dexter K23-410-00 Hydraulic Brake Assembly 12-1/4\X3-3/8 10K GD Left Hand

20904439 Brake Control Relay for GM-recommended replacement part for your GM vehicle’s original factory component,Offering the quality, reliability, and durability of GM OE,Manufactured with GM Original Equipment specification for fit, form, and function..
20904439 Trailer Brake Continue Relay Replace Part #20904439..
20904439 Brake Control Relay- OEM Equipment Trailer Brake Continue Relay Assembly fits for Cadillac Chevrolet GMC 2007 2008 2009 2010 2011 2012 2013 2014..
20904439 Brake Control Relay Applies to:fits For GM Silverado Sierra 07-14,Package Contents:1* Trailer Relay..
20904439 Brake Control Relay is the same as the pictures.We provide carefree return, Our aim at pursuing the maximum satisfaction of our buyers!.

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AITRIP 8 Pack 3V 1 Channel Relay Power Switch Module with Optocoupler Opto Isolation High Level Trigger for IOT ESP8266 Development Board

【30VDC 250VAC Load】 Equiped with high-current relay, AC250V 10A.
DC30V 10A, each relay has normally open and normally closed contact. Can be selected by jumper relay and TTL or ground..
【High Level Trigger】The relay module is triggered by high level signal, which can be input from microcontroller IO..
【 3V/3.3V power relay module】- This Relay Board provides a single relay that can be controlled by any 3V/3.3V digital input from your microcontroller IO..
【Wide Application】- These 3v relay board works well with ARM /PIC /AVR /MCU/Raspberry/CNC machine/ PS4/3.3V /NodeMCU/ ESP8266 module etc..
【Long Life】 - Fast response time less than 20ms and long lifetime up to 100,000 times snap action with diode freewheel protection..

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uxcell 2 Pcs 4.7 Ohm 2 Pin Refrigerator Start Relay for Compressor Black

Total Size: 3.2 x 2.2 x 2.85cm / 1.26" x 0.87" x 1.12".
Pretty generic start relay used on various brands of mini fridges and coolers.
How to Select Relay : Shop relay, consistent of size,resistance and pin quantity as replacement.
Relay Breakdown Judgment : For start relay,shake it,with noise of debris collision,is broke..

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Aoicrie 5Pcs DC 5V 1 Channel Relay Module Board Shield with Optocoupler Isolation Support High or Low Level Compatible Development Board Trigger

This Relay Board Maximum load: AC 250V/10A, DC 30V/10A With power and relay action indicator.each relay has normally open and normally closed contact. Can be selected by jumper relay and TTL or ground..
Main Specification Peak Load of NO Connector: AC 250V/10A, DC 30V/10A.
These Relay Board use photocoupler isolation that has strong driving ability and stable performance.The isolation circuit prevent damages to I / O port by relay switch current.The module has a jumper so you can set rather the unit state changes with high or low signal. Has screw terminals for relay (NC,C,NO) and for input.
Using SMD optocoupler isolation, strong driving capability, stable performance.Fault tolerant design, even if the control line is broken, the relay will not operate.
And interface design humanized, all the interface can be directly connected through the terminal lead, so convenient..
Wide Application These 5V relay board works well with for ARM /PIC /AVR /MCU/Raspberry/CNC machine /etc..

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Aoicrie 5Pcs DC 12V 1 Channel Relay Module Board Shield with Optocoupler Isolation Support High or Low Level Compatible Development Board Trigger

This Relay Board Maximum load: AC 250V/10A, DC 30V/10A With power and relay action indicator.each relay has normally open and normally closed contact. Can be selected by jumper relay and TTL or ground..
Main Specification Peak Load of NO Connector: AC 250V/10A, DC 30V/10A.
These Relay Board use photocoupler isolation that has strong driving ability and stable performance.The isolation circuit prevent damages to I / O port by relay switch current.The module has a jumper so you can set rather the unit state changes with high or low signal. Has screw terminals for relay (NC,C,NO) and for input.
Using SMD optocoupler isolation, strong driving capability, stable performance.Fault tolerant design, even if the control line is broken, the relay will not operate.
And interface design humanized, all the interface can be directly connected through the terminal lead, so convenient..
Wide Application These 12V relay board works well with for ARM /PIC /AVR /MCU/Raspberry/CNC machine etc..

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