
Delta DPR4850-D-DCE High Efficiency Telecom Rectifier Module -48V 50A 2900W
The Delta DPR4850-D-DCE is a high-density digital AC/DC rectifier converting single-phase AC to clean -48V DC power with active power factor correction and auto
Browse products and technical information for Delta.

The Delta DPR4850-D-DCE is a high-density digital AC/DC rectifier converting single-phase AC to clean -48V DC power with active power factor correction and auto

Delta's field-proven DPR 2900B-48 rectifier module offers 2900W rated power and 50A continuous constant-current output. Featuring forced fan cooling and CAN bus communication, it seamlessly integrates into Delta DPS power subracks, delivering dependable -48V DC power with high energy efficiency for global telecom nodes and industrial hubs.

The Delta DPR 48/30-D is a rugged 48V 30A hot-pluggable telecom rectifier module offering up to 1740W power capacity and ≥92% operational efficiency. Designed for extreme climates (-40°C to +70°C), it features intelligent fan cooling, active load sharing, and universal compatibility with Delta CellD, CabD, and 19-inch subracks.

Engineered for telecom BTS, aggregation hubs, and data center DC systems, the Delta DPR 48/50-D provides 50A stable output across a 42V–58V DC adjustable span. It features smart forced-air cooling, plug-and-play blind-mate connectivity, and autonomous active current sharing.

Delta DPR 48/50-G rectifier module delivers 2900W (50A @ 58V DC) with ≥96.2% peak efficiency. Featuring a 90V~300V AC wide input range, temperature-controlled fan cooling, and CAN bus integration, this hot-pluggable module provides active digital current sharing and an operating temperature range of -40°C to +75°C for demanding telecom installations.

Delta ESR-48/56B FC delivers 3000W constant-current DC power for telecom central offices and cellular BTS racks with ≥93.5% peak efficiency. Features 90V-300V AC wide input tolerance, intelligent fan cooling, robust lightning/surge protection, and CAN bus integration.

Delta ESR-48/56CF features an energy conversion efficiency of ≥94%, output adjustable from 42V to 58V DC, intelligent variable-speed cooling fans, active current sharing, and smart digital bus interaction. Built for base stations, outdoor telecom cabinets, and datacenters, it guarantees hot-plug convenience and strong resilience against harsh grid fluctuations.

Delta ESR-48/56CN is an industrial 3000W hot-pluggable telecom rectifier delivering -48V DC / 56A output with ≥94% efficiency. Engineered with 88V~300V AC wide input tolerance and an operational range of -40°C to +70°C, it incorporates intelligent fan cooling and robust electrical safeguards, serving macro base stations, microwave sites, and industrial DC plants.

The ESR-48/56A is a high-efficiency power system designed for telecommunication facilities and industrial infrastructure.
Our engineers will determine the right system configuration for free.