Sandvik / Tamrock
550 289 14b Relay
DD321-40
| Part Number | 550 289 14b |
| Description | Relay |
| Brand | Sandvik (Tamrock) |
| Assembly | Cabinet, Electrical, Switchgears |
| Type | Drill Rig Spare Part |
Quick answer
550 289 14b (also written 55028914b, 550-289-14b, or 550.289.14b) is a Sandvik relay spare part used in the Cabinet, Electrical, Switchgears assembly of the Sandvik DD321-40. Verified compatible with 26 Sandvik machine models including COMMANDO DC300Ri, DD320S, DD321-40. 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: 55028914b, 550 289 14b, 550-289-14b.
Compatible machines
26
OEM cross-reference
550 289 14b
Reference image
Available
About Sandvik 550 289 14b Relay
An essential element of the Cabinet, Electrical, Switchgears in the Sandvik DD321-40, this part is designed to meet the exacting standards required for underground and surface drilling equipment. Timely replacement prevents costly cascading failures in critical machine systems.
This is an OEM-compatible aftermarket replacement part for the Sandvik DD321-40 (DD321-40). 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.
