Determine that the relay is an iso micro type.
4 pin micro relay wiring.
4 pin high capacity normally open mini relays stock code description type protection wiring diagram 6646b p141270x 12v 70a diac 1 form a 30 87 9 5mm american 87 30 86 85 30 86 85 87 5 pin changeover mini relays stock code description type protection layout wiring diagram 6608b p2512r 12v 30 20a resistor e 1 form c.
The type b layout is arguably easier to work with as the connected terminals are in line making the wiring easier to visualise.
You will notice that on the type b layout pins 86 and 30 are swapped over compared with the type a layout.
Normally open or normally closed.
In this video i show you how to wire a micro 12 volt automotive style relay.
A normally open relay will switch power on for a circuit when the coil is activated.
The iso defines this type of relay as 1 inch 2 5 cm by 1 inch 2 5 cm by 0 5 inches 25 4 mm by 25 4 mm by 12 7 mm.
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Nilight 50023r 5 pack 30a fuse relay car truck socket kit 30a switch harness set 12v dc 4 pin spst automotive 14 awg hot wires auto switches starters set 2 years warranty 4 6 out of 5 stars 1 199 14 99 14.
I know all about this stuff.
These layouts are shown on the two 5 pin relays below pin 87a not present on 4 pin relays.
Honestly we also have been noticed that relay 4 pin wiring diagram is being one of the most popular field right now.
In this video i show you how to wire a 12 volt automotive bosch style relay.
Relay wiring regarding relay 4 pin wiring diagram image size 609 x 457 px and to view image details please click the image.
Ac relay micro iso 4 pin 12v g8hl h71 for honda accord civic crosstour cr v cr z element insight odyssey acura tl tsx mdx 39794 sda a03 39794 sda a05 ry1224 2 pack 4 8 out of 5 stars 9 14 off.
4 pin relay 4 pin relays use 2 pins 85 86 to control the coil and 2 pins 30 87 which switch power on a single circuit.
This video covers both 4 and 5 pin 12vdc relays.
There are 2 types of 4 pin relay available.
Feel free to ask me anything.
Just an idea on how to wire each relay up.