- Polyspede HP Series DC Drive Repair
- Polyspede OC2 Series DC Drive Repair
- Polyspede SC Series DC Drive Repair
- Polyspede PRD12 Series DC Drive Repair
- Polyspede PRD2 Series DC Drive Repair
- Polyspede OC1 Series DC Drive Repair
- Polyspede Spartan II Series DC Drive Repair
- Polyspede PRD8 Series DC Drive Repair
- Polyspede Spartan I Series DC Drive Repair