DC Power Systems (-48V) - RICEWIND
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.
Delta ESR-48/40AC -48V 40A 2000W compact telecom rectifier with short depth for tight enclosure installations.
Delta ESR-48/50DE -48V 50A telecom rectifier delivering >96% peak efficiency to dramatically reduce site PUE and power loss.
The ESR-48/56A is a high-efficiency power system designed for telecommunication facilities and industrial infrastructure.
Delta ESR-48/56AC -48V 56A 3000W telecom rectifier module with wide temperature support and hot-swap capability.
Delta ESR-48/56BC -48V 56A 3000W ruggedized telecom rectifier module designed for outdoor cabinets and harsh grid environments.
The Delta ESR-48/56CN is a heavy-duty telecom rectifier module engineered for high-temperature and harsh outdoor cellular base stations, delivering -48V 56A (3200W) with rugged thermal management and >96% peak conversion efficiency.
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