9Y2921 Relay for Caterpillar Equipment

9Y2921 is an electrical relay used in Caterpillar equipment, including engines, generator sets, industrial engines, ship equipment and generators. This is a new aftermarket electrical relay manufactured by CTP (Costex Tractor Parts).

Fitment

The relay is listed for the following Caterpillar equipment models and series:

• Petroleum products: 3516C, C15, C18, 3508B, 3508C, 3512C.
• Engine and generator applications: 3516B, 3516B Gen, 3516C, 3606, 3608, 3612, 3616, C13, XQ350, XQ375, C175-16, C32, PM3456, PM3512, PM3516, PP3516, SR4, XQG135, 3116, 3306B, 3406B, 3406C, 34508, 3508, 351515 COMP.
• Ship equipment: 3516C, 3608, 3616, C280-12, C280-16, C280-6, C280-8, 3304B, 3508, 3508B, 3512B, 3516, 3516B.
• Industrial engines: 3516B, 3516C, 3516E, C15, C175-20, C18, C27, C32, C9, G3304, G3306, G3406, G3412, G3508, G3512, G3516, XQ230, 3208, 3304, 3304B, 3306, 3306B, 3406B, 3406C, 3412, 3412C, 3508, 3508B, 3512B, 3512, 3512C, 3508C, 3561B, C-12, 3408C, 3408B, 3408, LD700E, XQ1140, 3126B, DG500.
• Generators: SR4, SR4B, SR4BHV, SR5.

Cross-reference numbers

Specifications