Product Overview
The Delta DPR 4000B is a 4000W hot-swappable -48 VDC rectifier module for -48 VDC telecom power systems, base station cabinets and data center DC plants. Active PFC delivers near-unity power factor with low THD, while digital control and CAN/RS485 monitoring enable intelligent rectifier management, module sleep for part-load efficiency and N+1 redundancy inside the host power system.
BS Comtec stocks DPR 4000B modules for system expansion and replacement — genuine modules, worldwide delivery, request a quote.
Key Features
- Output Power: 4000 W
- Nominal Voltage: -48 VDC (42-58 VDC adjustable)
- Input Voltage Range: 90-300 VAC class wide input
- Features: Hot-swap, active PFC, digital control, parallel operation
- Special Function: High-capacity Delta DC systems
- Input Frequency: 50/60 Hz
Specifications
| Parameter | Value |
|---|---|
| Nominal Voltage | -48 VDC (42-58 VDC adjustable) |
| Output Power | 4000 W |
| Features | Hot-swap, active PFC, digital control, parallel operation |
| Special Function | High-capacity Delta DC systems |
| Input Voltage Range | 90-300 VAC class wide input |
| Input Frequency | 50/60 Hz |
Key Features of DPR 4000B Rectifier
DPR 4000B Rectifier belongs to the high-efficiency rectifier module family that converts AC mains into a stable 48 V DC output. Modules of this class commonly support hot-swap installation, wide AC input windows and monitoring via system controllers.
Typical Applications of DPR 4000B Rectifier
Rectifier modules of this type are widely used in telecom power systems, data center DC plants and industrial power cabinets, usually alongside batteries for backup.
Selecting DPR 4000B Rectifier with BS Comtec
BS Comtec supplies rectifier modules from Eltek, Huawei, Vertiv and other brands with global delivery. Tell us your DC load and shelf or system type, and we will match compatible modules.
Frequently Asked Questions
How do I select DPR 4000B Rectifier for my power system?
Check output voltage, module power rating, efficiency class and compatibility with your existing rectifier shelf or controller. BS Comtec can verify fitment and propose the right quantity.
Is DPR 4000B Rectifier compatible with my existing system?
Compatibility depends on the rectifier shelf, controller and communication protocol. Send your current system model to BS Comtec and we will confirm which modules fit.
How is DPR 4000B Rectifier delivered?
Modules are packed in anti-static, export-standard cartons and shipped worldwide. Delivery time depends on stock and destination — contact BS Comtec for current lead times.
What warranty applies to DPR 4000B Rectifier?
Warranty follows the manufacturer’s policy for the specific module. BS Comtec supports testing guidance, replacement requests and RMA coordination per the terms of your order.
Where is DPR 4000B Rectifier typically used?
It is typically used in telecom base stations, central offices, data center power rooms and industrial sites requiring reliable 48 V DC conversion.
What are the key specifications of DPR 4000B?
DPR 4000B key specs: -48 VDC (42-58 VDC adjustable); 4000 W. Full datasheet and test report available from BS Comtec on request.
Does BS Comtec supply DPR 4000B?
Yes. BS Comtec supplies DPR 4000B (Delta line) from Singapore stock, MOQ from 1 piece; in-stock items dispatch within 24-48 hours with worldwide shipping.
Is there a cross-reference or equivalent for DPR 4000B?
BS Comtec maintains a cross-reference chart covering Huawei, Vertiv (Emerson), Eltek, ZTE and Delta 48V modules. Contact us for the direct equivalent of DPR 4000B.
Request Specifications & Quote
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