| Part Number | 156-7172 |
| Compatible Brands | Caterpillar (CAT) |
| Input Voltage | 12V or 24V DC (depending on application) |
| Operating Temperature | -40°C to +85°C (-40°F to +185°F) |
| Communication Protocols | CAN (J1939), CAT Data Link |
| Memory | Flash-programmable (supports software updates) |
| Housing Material | Aluminum (rugged, corrosion-resistant) |
| Sealing Rating | IP67 (dust/water-resistant) |
| Pin Configuration | Varies by application (typically 70–120 pins) |
| Key Functions | Fuel injection control, timing, emissions (DPF/SCR), diagnostics |
| Compatible Software | CAT ET (Electronic Technician), SIS |
| Common Applications | CAT engines (C7, C9, C13, etc.), heavy equipment, generators |