Product Overview
The ROSS HILL 0100-0150-01 is an SCR Bridge Heat Sink Assembly associated with a complete SCR enclosure assembly. Public product records identify it with Ross Hill and National Oilwell Varco applications and list it for Model 1200 equipment.
The assembly is identified by multiple related numbers, including 10055625-001, 10576578-001 and 10602590-001. The listed revision is REV. B, with an approximate shipping weight of 8.94 kg.
This type of assembly is intended for applications where SCR power components require a dedicated mechanical heat-sinking and enclosure arrangement. When sourcing a replacement, matching the complete part number and revision is recommended rather than relying only on the generic “resistor” description used by some marketplace listings.

Key Features
- ROSS HILL industrial power-control component
- SCR Bridge Heat Sink Assembly
- Associated with SCR enclosure assembly
- Part number: 0100-0150-01
- Revision: REV. B
- Item number: 10576578-001
- Additional identification: 10055625-001
- Additional number: 10602590-001
- Associated with Model 1200 equipment
- Approximate listed weight: 8.940 kg
- Suitable for maintenance and replacement applications
Technical Datasheet
| Parameter | Specification |
|---|---|
| Brand | ROSS HILL |
| Model / Part No. | 0100-0150-01 |
| Product Type | SCR Bridge Heat Sink Assembly |
| Revision | REV. B |
| Item No. | 10576578-001 |
| Additional Marking | 10055625-001 |
| Additional Part No. | 10602590-001 |
| Assembly Identification | 867.100.0101 |
| Equipment Model | Model 1200 |
| Related Description | SCR Bridge Heat Sink Assembly Complete / SCR Enclosure |
| Approx. Weight | 8.940 kg |
The identification numbers and weight above are taken from current product records. Detailed electrical ratings such as resistance value, current rating, voltage rating and thermal specifications were not reliably published in the sources reviewed, so they should be confirmed from the original nameplate or equipment documentation before installation.
Application
The 0100-0150-01 assembly is associated with SCR-based power-control equipment and is intended to provide the mechanical heat-sinking arrangement required by the SCR bridge.
Typical applications may include:
- Industrial SCR power-control systems
- Drilling and oilfield equipment
- Heavy-duty electrical control systems
- Power conversion equipment
- Model 1200 equipment maintenance
- Replacement of obsolete or damaged SCR bridge assemblies
For an existing system, the complete part number should be checked against the equipment BOM or service documentation before ordering.
Installation & Replacement
Before replacing the assembly, verify all identification markings on the existing unit.
Recommended procedure:
- Confirm part number 0100-0150-01 and Revision B.
- Cross-check related numbers such as 10576578-001 and 10055625-001.
- De-energize and isolate the associated equipment.
- Allow sufficient time for DC-link or power components to discharge.
- Inspect mounting hardware, bus connections and surrounding components.
- Install the replacement assembly in the original mechanical position.
- Verify all electrical connections against the equipment wiring documentation.
- Check thermal contact and mounting surfaces before returning the system to service.
- Perform the manufacturer’s recommended electrical and functional checks.
Because this is part of an SCR power assembly, electrical isolation and discharge procedures should be completed by qualified personnel.
Maintenance Recommendations
Keep the assembly clean and dry during storage. Avoid exposing the heat sink, SCR mounting surfaces or electrical connection points to moisture, conductive dust or mechanical damage.
During maintenance, inspect:
- Heat-sink surfaces
- SCR mounting points
- Electrical terminals and bus connections
- Insulating components
- Mounting hardware
- Signs of overheating or discoloration
- Cracks, deformation or corrosion
If the replacement is being held as a critical spare, record the complete part number, revision and all secondary identification numbers in the inventory system.
Identification Cross-Reference
The following identifiers appear together in public product records:
- 0100-0150-01
- 10576578-001
- 10055625-001
- 10602590-001
- 867.100.0101
- REV. B
- Model 1200
These numbers should be treated as identification references rather than assuming that every number represents a direct substitute.
FAQ
Q: What is ROSS HILL 0100-0150-01?
A: Public records identify it as an SCR Bridge Heat Sink Assembly associated with an SCR enclosure assembly.
Q: What is the main item number?
A: The item number associated with the assembly is 10576578-001.
Q: What revision is this unit?
A: The listed version is REV. B.
Q: What other numbers are associated with this part?
A: 10055625-001 and 10602590-001 are also listed with the 0100-0150-01 assembly.
Q: What equipment is it associated with?
A: Current product records identify it with Model 1200 equipment.
Q: Is it a standalone resistor?
A: Although some marketplace listings categorize it as a “Resistor,” the more detailed product description identifies the item as an SCR Bridge Heat Sink Assembly / SCR enclosure assembly. This distinction is important when matching a replacement.
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ROSS HILL 0100-0150-01 | SCR Bridge Heat Sink Assembly 10576578-001 REV. B






