CAT 3408/3412 Injector Solenoid Coil

The SO12 solenoid coil fits the HEUI injectors on Caterpillar 3408E and 3412E engines, found in heavy equipment, marine and generator applications.

When to replace the coil

• Injector circuit codes or a dead cylinder
• Coil failing resistance test during an injector rebuild
• Damaged terminals or housing

Compatible engines

• Caterpillar 3408E (HEUI)
• Caterpillar 3412E (HEUI)

Details

• Fits: Caterpillar
• Application: CAT 3408E / 3412E HEUI
• Masso Diesel reference: SO12
• Warranty: 12-month warranty against manufacturing defects.

Fitment Check

Not sure this is the right part for your engine? Send us the part number stamped on your old injector or pump and we will confirm the match before you order. Volume pricing is available for injector rebuild shops, repair shops and fleets — contact us for a quote.

Masso Diesel — Injection · Repair · Parts Shop. 401 Hwy 83, Suite 160, McAllen, TX 78501 · (956) 226-1887