Reyhan Blog: Bosch Blue Coil Output Voltage

Bosch Blue Coil Output Voltage

The difference in the blue and black bosch coils are the filling use to cool the windings both have an 801 turn ratio. Electrical specifications for bosch ignition coil no.

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This is a resistor inside the coil on the primary side that reduces the current flow partly so the points dont burn up.

Bosch blue coil output voltage. So what makes one coil different from the other. Its will certainly run but you ar not getting the full voltage current that the bosch cd is capable of steve weiner another old wifes tail. If anyone else wants to call to speak with a tech call 888 715 3616.

Another test for the bosch blue coil is to use an ohmmeter and with all the wires taken off the terminals of the coil attach the positive and negative red and black wires of the meter to first the terminal 1 and 15 that are printed stamped on the coil. 0221119027 bosch blue high performance non ballasted ignition coil 12v a non ballasted coil for systems without voltage increase for starting. This coil provides javascript seems to be disabled in your browser.

Another photo of the above coil. Bosch 9 220 081 083 0 221 119 027. You should have a reading of at least 3 45 ohms.

With 12vdc supplied the points open dropping the voltage to the coil to zero causing the collapse in the coils primary windings. The bosch blue coil works just fine with the bosch cdi. All bosch ignition coils are built to achieve or exceed oe specifications and are known industry wide for their reliability and performance.

Hope this clears everything up. He further advised that the red coil is stronger than the blue coil by around a 25 30 margin. The second is the number of the coil this coil replaces the german 12v coil yay this yellow box and the two numbers on the bottom seem to be an identifying feature of this true blue coil.

Bosch ignition coils convert low voltage into high ignition system voltage creating an electric spark sent to the spark plugs which ignites the fuel. The first number is the part number for this coil. Ideally the oem coil small.

The silver coil is the highly intermittent one to avoid. Key parameters i am looking for are maximum input coil voltage and maximum input coil current minimum and maximum pulse width required for coil and maximum repeat rate output voltage and current ratio with respect to input voltage and current. Bosch blue coils can you buy the wrong 12v bosch blue coil.

Theres no lose of energy transfer by using the blue coil. A stock coil puts out about 17k volts and the blue coil is more than twice as strong as a stock coil. Well apparently you can.

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