
IBM SurePOS 4840-xx2 Power Supply, IBM FRU 57P4085
original-specification power supply: IBM SurePOS 4840-xx2 Power Supply, IBM FRU 57P4085 (P/N: 57P4085). This auto-sensing (100-240V AC) power unit provides clean, stable DC output with built-in protection against over-voltage, over-current, and short-circuit conditions. UL/CE/FCC certified for safe commercial operation. Compatible with IBM SurePOS 4840 series systems.
Key Features
- IBM SurePOS 4840-xx2 Power Supply, IBM FRU 57P4085.
- Stable regulated output voltage
- Built-in over-voltage/over-current protection
- Universal auto-sensing input (100-240V AC) β works worldwide without adapters
- Active PFC (Power Factor Correction) for energy efficiency
Technical Specifications
| Brand | IBM |
| Condition | original |
| Part Number | 57P4085 |
| Compatible Models | IBM SurePOS 4840 |
| Warranty | 90 Days |
| Shipping | Worldwide (DHL/FedEx/UPS/EMS) |
| Input Voltage | 100-240V AC, 50/60Hz (Auto-sensing) |
| Safety Certifications | UL, CE, FCC, CCC |
| Protection | Over-voltage, Over-current, Short-circuit |
Product Description

IBM SurePOS 4840-xx2 Power Supply, IBM FRU 57P4085
original-specification power supply: IBM SurePOS 4840-xx2 Power Supply, IBM FRU 57P4085 (P/N: 57P4085). This auto-sensing (100-240V AC) power unit provides clean, stable DC output with built-in protection against over-voltage, over-current, and short-circuit conditions. UL/CE/FCC certified for safe commercial operation. Compatible with IBM SurePOS 4840 series systems.
Part Numbers: 57P4085
Compatible Models: IBM SurePOS 4840
Features & Highlights
- 1IBM SurePOS 4840-xx2 Power Supply, IBM FRU 57P4085.
- 2Stable regulated output voltage
- 3Built-in over-voltage/over-current protection
- 4Universal auto-sensing input (100-240V AC) β works worldwide without adapters
- 5Active PFC (Power Factor Correction) for energy efficiency
- 6Built-in over-voltage, over-current, and short-circuit protection
- 7Low ripple and noise for clean power delivery to sensitive POS electronics
- 8UL, CE, FCC, and CCC safety certified for commercial deployment

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Frequently Asked Questions
All our products come with a 90-day warranty against manufacturing defects. We also provide technical support to help with installation and compatibility questions.
Yes, we ship worldwide via DHL, FedEx, UPS, and EMS from our facility in Guangdong, China. Express delivery typically takes 3-5 business days to major cities worldwide.
Our minimum order quantity is 1 piece. We welcome both small and bulk orders. Contact us for volume pricing on larger quantities.




