One New Aftermarket Replacement Hydraulic Pump Solenoid Valve Fits Caterpillar (Fits CAT) Excavators
This aftermarket replacement solenoid valve mounts on the main hydraulic pump and controls hydraulic pump shutdown and shutoff functions. It converts electrical input to mechanical action via a hydraulic port, managing hydraulic flow on Fits Caterpillar B-series track-type excavators. Compatible with machines powered by the S4K-T, 3114, 3116, and S6KT engines.
Specifications
- Height: 2.60 in. (65.8 mm)
- Voltage: 12V (default)
- Electrical terminals for power input
- Hydraulic port for fluid connection
Compatible Models
Fits Caterpillar Track-Type Excavators: E110B, E120B, E200B, EL200B
Serial Number Ranges:
- E110B (S4K-T engine): 9HF00001-UP
- E110B (3114 engine): 5GK00001-UP
- E120B (S4K-T engine): 7NF00001-UP
- E120B (3114 engine): 4XK00001-UP
- E200B / EL200B (3116 engine): 6KF00001-UP
- EL200B (S6KT engine): 4SG00001-UP
Replaces Part Number(s):
0861879, 861879
Aftermarket Interchange Numbers
086-1879, 086-1879-N, 0861879N, CA0861879, ELL70-0034
New aftermarket replacement part – not remanufactured, not used.








