IBM 01AF543 Processor VRM for 8205-E4C-D, 8202-E4C-D (AcBel VRB004-030G)
IBM 01AF543 Processor VRM for 8205-E4C-D, 8202-E4C-D
Here is the comprehensive product data sheet for the IBM 01AF543 Processor VRM, formatted completely in English for your technical documentation and export listings.
PRODUCT DATA SHEET
IBM POWER7+ Processor Voltage Regulator Module (VRM)
1. General Product Overview
The IBM 01AF543 is an enterprise-level, high-efficiency Processor Voltage Regulator Module (VRM) designed specifically for IBM Power Systems servers based on the POWER7 and POWER7+ architecture. Manufactured by AcBel Polytech Inc. under the OEM model number VRB004-030G, this hot-swappable module delivers precise, low-voltage, high-current power directly to the system processors, ensuring maximum platform stability and performance under intensive enterprise workloads.
2. Technical Specifications
| Parameter | Specification |
| Brand | IBM / OEM AcBel |
| IBM Part Number (P/N) | 01AF543 |
| Substituted / Alternative P/N | 01AF402, 01AF545 (Cross-compatible variants) |
| OEM Manufacturer | AcBel Polytech Inc. |
| OEM Model Number | VRB004-030G / VRB004-030G2 |
| Component Type | Processor Voltage Regulator Module (VRM) |
| Form Factor | Plug-in Card Module (Designed for 4U high-density enclosures) |
| Power Output Capacity | 150W (Low Voltage, High Current) |
| Application | Regulating core voltage ($V_{core}$) for POWER7 / POWER7+ Processors |
3. Hardware Compatibility & System Support
This VRM module is explicitly designed to support the following IBM Power Systems Machine Type-Models (MTMs):
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IBM Power 720 Express:
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8202-E4C(POWER7) -
8202-E4D(POWER7+)
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IBM Power 740 Express:
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8205-E4C/8205-E6C(POWER7) -
8205-E4D/8205-E6D(POWER7+)
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