$7.50
In stock
This is the Bosch BIP373 coil driver triple darlington on its own. If replacing a VB921, you must use a mica insulator. For a BIP373 packaged with a mica insulator, or more information on BIP373s, please see our BIP373 mod kit.
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Many older tachometers trigger off the negative terminal of the ignition coil. Often, these use a filtering circuit which will not trigger when given a 0 to 12 volt square wave signal, such as the tach output signal from an ECU or ignition box. If you h...
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PNP 200 mA transistor. As used in the MSStim V2.2 and later.
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Waterproof and capable of handling plenty of current, each channel of the Quadspark Ignition Module needs a 5 volt logic level signal.Perfect for running IGN-1, IGN-1FD, IGN-4, or IGN-6 coils. Or use them with OEM distributor-less ignitions that don'...
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The power transistor that Bosch uses in their own ECUs is now available to you! This is a 'mod kit' for installing a BIP373 in a Megasquirt, or replacing an older or damaged VB921 with the much improved BIP373. This kit includes a Bosch BIP373, mica insu...
Add to cart Transistor replacement 2 - pack ZTX553-ND MSx30 Q22, Q23
Add to cart Transistor replacement 2 - pack ZTX450-NDMSx30 Q2, Q4
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1 review for Replacement BIP373 Coil Driver (Q16)