102-8016 1028016 Caterpillar BREAKER RESISTOR

102-8016 Caterpillar Resistor Group OEM 1028016 Fits 320B 320C 320D Excavator Parts Product Information Brand: Caterpillar Category: Sensors & Electrical Part Number: 102-8016 Part Name: Resistor Group (Backup/Circuit Breaker Panel) Alternative OEM: 1028016 / CA1028016 / 102-8016 Specs: 47 Ohms / 40 Watts / 5% Tolerance Compatible Equipment: Caterpillar 311B, 312B, 320B, 320C, 320D, 325C, 330C, 336D, 345C Excavators Condition: 100% New Aftermarket Replacement 102-8016 1028016 Caterpillar BREAKER RESISTOR (1) 102-8016 1028016 Caterpillar BREAKER RESISTOR (2) 102-8016 Caterpillar 1. 163-6741 Caterpillar BRACKET AS 2. 8T-4191 [4] BOLT M (M10X1.5X16-MM) 3. 8T-4121 [4] WASHER-HARD (11X21X2.5-MM THK) 4. 204-1640 Caterpillar COVER AS 5. 238-2526 Caterpillar COVER 6. 8C-7581 [9] SCREW-MACHINE M (M4X0.7X8-MM) 7. 096-6166 [9] WASHER-HARD (4.5X9X1-MM THK) 8. 8T-6411 [9] SCREW-MACHINE M (M6X1X12-MM) 9. 9X-8256 [30] WASHER C (6.6X12X2-MM THK) 10. 3E-8320 Caterpillar PLATE-INSTRUCTION (BATTERY) 11. 7N-0718 Caterpillar SWITCH GP-DISCONNECT Y (BATTERY) 12. 8T-4970 [4] BOLT M (M6X1X14-MM) 13. 163-6703 Caterpillar TIMER AS-OFF DELAY 8T-8729 [4] PIN-CONNECTOR (16-GA TO 20-GA) 102-8804 Caterpillar KIT-RECEPTACLE (4-PIN) (INCLUDES RECEPTACLE AS & WEDGE) 14. 105-9981 Caterpillar CLIP 15. 7X-2619 [14] BOLT CM (M6X1X10-MM) 16. 213-0772 Caterpillar SWITCH AS-MAGNETIC (24-VOLT)(MAIN RELAY) 17. 105-9983 [2] CLIP 18. 3S-2093 [3] STRAP-CABLE C 19. 111-4719 Caterpillar CLIP 20. 105-9986 Caterpillar CLIP 21. 231-1832 Caterpillar HARNESS AS-PANEL 121-1022 [3] DIODE 3S-2093 [31] STRAP-CABLE 183-1000 Caterpillar PANEL AS-FUSE 9X-8256 [2] WASHER (6.6X12X2-MM THK) 095-0742 [2] SCREW-MACHINE M (M6X1X16-MM) 170-9394 [32] TERMINAL 7Y-3993 [2] TERMINAL-BLADE (12-GA) 149-5069 [6] TERMINAL-BLADE (14-GA TO 20-GA) 149-5070 [12] TERMINAL-BLADE (16-GA TO 20-GA) 149-5071 [6] TERMINAL-BLADE (12-GA TO 14-GA) 153-2631 [4] TERMINAL (14-GA TO 20-GA) 155-2258 [2] WEDGE-PLUG LOCK (12-PIN) 153-2602 [4] RECEPTACLE-CONNECTOR (1-PIN) 102-8803 [2] KIT-RECEPTACLE (3-PIN) 102-8805 Caterpillar KIT-RECEPTACLE (6-PIN) 102-8801 Caterpillar KIT-RECEPTACLE (12-PIN) (EACH RECEPTACLE KIT INCLUDES RECEPTACLE AS & WEDGE) 155-2255 [2] KIT-CONNECTING PLUG (12-PIN) 155-2260 [2] KIT-CONNECTING PLUG (3-PIN) 155-2270 [2] KIT-CONNECTING PLUG (2-PIN) 155-2271 [2] KIT-CONNECTING PLUG (4-PIN) (EACH PLUG KIT INCLUDES PLUG AS, WEDGE & INTERFACE SEAL) 22. 167-3593 Caterpillar STRAP 23. 224-2859 Caterpillar WIRE AS 24. 213-0873 Caterpillar WIRE AS 25. 5C-2890 [2] NUT M (M6X1-THD) 26. 9X-8124 Caterpillar SWITCH AS-MAGNETIC (24-VOLT)(HEATER RELAY) 27. 096-5962 [4] WASHER-HARD (3.4X7X0.8-MM THK) 28. 3E-8048 [4] SCREW-MACHINE M (M3X0.5X6-MM) 29. 136-4055 Caterpillar STRIP 30. 8T-4127 [2] SCREW-MACHINE M (M5X0.8X20-MM) 31. 163-6755 Caterpillar WIRE AS 32. 163-6752 Caterpillar WIRE AS 33. 163-6751 Caterpillar WIRE AS 34. 224-2858 Caterpillar WIRE AS 35. 163-6757 Caterpillar WIRE AS 36. 111-4829 Caterpillar WIRE AS 37. 121-1023 Caterpillar BLOCK-TERMINAL 38. 161-3128 Caterpillar RELAY (24-VOLT)(BOOM FLOOD LIGHT) 38A. 161-3128 Caterpillar RELAY (24-VOLT)(CHASSIS FLOOD LIGHT) 38B. 161-3128 Caterpillar RELAY (24-VOLT)(CAB LIGHT) 38C. 161-3128 Caterpillar RELAY (24-VOLT)(HORN) 38D. 161-3128 Caterpillar RELAY (24-VOLT)(HYDRAULIC LOCKOUT) 38E. 161-3128 Caterpillar RELAY (24-VOLT)(NEUTRAL START) 39. 113-8491 [6] FUSE (15-AMPERE)(MARKED Y) 40. 141-2759 [10] FUSE (5-AMPERE)(MARKED Z) 41. 113-8490 [20] FUSE (10-AMPERE) 42. 170-6888 Caterpillar PULLER-FUSE 43. 095-0741 [2] SCREW-MACHINE M (M6X1-THD) 44. 213-0874 Caterpillar PLATE 45. 8T-0328 [4] WASHER-HARD (5.5X10X1-MM THK) 46. 095-0742 [5] SCREW-MACHINE M (M6X1X16-MM) 47. 149-5051 [2] CONNECTOR-RECEPTACLE 48. 094-2080 Caterpillar SWITCH-MAGNETIC (24-VOLT)(START CONTROL) 49. 102-8016 Caterpillar RESISTOR AS (BACKUP) 50. 104-3204 Caterpillar CONTROLLER-AIR 51. 8C-8451 [2] BOLT CM (M6X1X40-MM)(START RELAY) 52. 163-6758 Caterpillar WIRE AS 53. 171-2208 Caterpillar CIRCUIT BREAKER AS (60-AMPERE)(ALTERNATOR) 1H-3244 [2] LOCKWASHER 6V-8187 [2] NUT (1/4-28-THD) 8T-4205 [2] WASHER-HARD (7.2X14.5X2-MM THK) 54. 6V-5645 [2] SCREW-MACHINE (10-32X0.87-IN) 55. 170-9478 Caterpillar WIRE AS 56. 124-3548 [2] FUSE (30-AMPERE)(MARKED X) 57. 085-7329 [2] SPACER C (9X19X30-MM THK) 58. 259-5274 Caterpillar SWITCH GP-MAGNETIC CY (24-VOLT) Product Function & Specs: Heavy-duty 47 Ohm, 40 Watt wirewound backup resistor designed for the cab circuit breaker panel on Caterpillar excavators. Regulates voltage and controls electrical surges in critical monitor panels and governor actuator backup circuits, protecting expensive controllers from thermal overloads. Failure Symptoms: Complete loss of backup governor or manual throttle control when switching to override mode. Burnt smell inside the cab circuit breaker panel or visible heat damage on the resistor ceramic casing. Fault codes related to abnormal throttle actuator voltage or electrical circuit open. Quick Installation Notes: Disconnect the machine’s master battery disconnect switch before servicing the electrical panel. Locate the backup switch panel inside the cab console or behind the seat, and unscrew the mounting screws. Install the new resistor securely onto its mounting posts to prevent vibration damage; avoid over-tightening the delicate porcelain base. Verify terminal wires are tight, reconnect the battery, and test the backup governor toggle switch. FAQ: Q: Can this part replace OEM 102-8016? A: Yes, 100% interchangeable. The resistance rating (47 Ohms), power handling (40 Watts), and physical mounting holes match the original Cat spec exactly. Q: Is this an OEM or aftermarket replacement? A: This is a premium aftermarket replacement part designed to handle the continuous heat and high vibration of construction equipment. Equal performance at a much better value. Q: What equipment does this resistor fit? A: It fits nearly all classic and modern Cat excavators, including the 320B, 320C, 320D, 325B, 330C, and 345D series. Send us your machine’s Serial Number (PIN) to confirm compatibility before purchasing. Q: Why does my original resistor burn out? A: Severe cabin vibration can cause structural micro-cracks in the ceramic body, or a faulty governor actuator drawing excessive current can overload and burn out the resistance wire. Q: Do you offer discounts for bulk orders? A: Yes. We support fleet owners, heavy machinery workshops, and parts dealers worldwide. Contact us directly for bulk pricing and logistics options. Why Sourcing From WinsParts? We match your part numbers directly against official parts catalogs to ensure a 100% correct fit. Our large physical inventory allows us to ship orders fast, minimizing your machine downtime with dependable parts.