The Bomag 05748088 Diode is a genuine OEM electrical component designed for BW 900 AD tandem rollers and BW 900-2 walk-behind rollers. Sourced directly from Bomag, this diode meets the exact electrical specifications of the original part, ensuring correct current flow and circuit protection across all supported machine configurations. This component is confirmed to fit the BW 900 AD and BW 900-2, making part number 05748088 a straight swap with no guesswork on compatibility.
Key Features
- Genuine OEM Electrical Specification — manufactured to Bomag's original current-rating and forward-voltage spec, ensuring this diode performs exactly as the circuit demands
- Direct Drop-In Replacement — engineered to match the original mounting configuration and lead connections for a clean, direct installation
- Verified Fitment — compatible with BW 900 AD tandem rollers and BW 900-2 walk-behind rollers, covering both machine classes with a single part number
- Protects Electrical Circuits — a correctly functioning diode allows current to flow in only one direction, protecting sensitive charging and control circuits from damaging reverse current
- Electrical System Safety — a failed or shorted diode can cause overcharging, battery drain, or broader electrical faults; replacing it with an OEM-spec component restores proper circuit behavior and reduces risk of downstream damage
A diode is a one-way electrical valve that allows current to pass in a single direction while blocking reverse flow. In compaction equipment like Bomag rollers, diodes are commonly used in charging circuits, control panels, and protective relay loops to prevent back-feed that could damage the alternator, battery, or control electronics. When a diode fails — either opening the circuit completely or shorting and allowing reverse current — the result can range from a dead battery and no-start condition to erratic machine behavior or burned electrical components. Replacing a faulty diode promptly with a genuine part like the Bomag 05748088 restores normal electrical operation and protects the rest of the system.
Part Details
| Part Number | 05748088 |
|---|---|
| Brand | Bomag |
| Part Type | Genuine OEM |
| Description | Diode |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Tandem Roller | BW 900 AD | 00817570 |
| Walk-Behind / Light Roller | BW 900-2 | 00817821, 00818363 |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
