


Sandvik / Tamrock
550 394 88 JUNCTION BOX ASSEMBLY
DD320-40
| Part Number | 550 394 88 |
| Description | JUNCTION BOX ASSEMBLY |
| Brand | Sandvik (Tamrock) |
| Assembly | ELECTRICAL ASSEMBLY |
| Type | Drill Rig Spare Part |
Quick answer
550 394 88 (also written 55039488, 550-394-88, or 550.394.88) is a Sandvik junction box assembly spare part used in the ELECTRICAL ASSEMBLY assembly of the Sandvik DD320-40. Verified compatible with 2 Sandvik machine models including AXERA 6-240, DD320-40. Available as an aftermarket replacement drill part from BK Drilling — Turkey-based Sandvik and Epiroc spare parts supplier serving mining contractors worldwide. Quote on request via WhatsApp; typical lead time 3-7 days for stock items.
Part code alternate forms: 55039488, 550 394 88, 550-394-88.
Compatible machines
2
OEM cross-reference
550 394 88
About Sandvik 550 394 88 JUNCTION BOX ASSEMBLY
This component is part of the ELECTRICAL ASSEMBLY assembly in the Sandvik DD320-40. Maintaining OEM-compatible replacement parts ensures reliable machine performance and minimizes downtime in demanding mining and drilling operations.
This is an OEM-compatible aftermarket replacement part for the Sandvik DD320-40 (DD320-40). Also compatible with Tamrock branded equipment of the same model series. BK Drilling supplies this part with fast worldwide shipping and competitive pricing.
Frequently asked questions
Why use OEM-compatible parts for Sandvik drilling equipment?
OEM-compatible parts are manufactured to the same dimensional tolerances and material specifications as original components, ensuring proper fit, reliable performance, and maintaining the designed safety margins of the drilling machine.









