The Eaton APR48-3G is a third-generation, high-density carrier-grade switch-mode rectifier module engineered for telecom access networks, delivering a nominal 48V DC output at 1800W with up to 37.5A output current.
Pricing is confirmed by project configuration and quantity
Request a quoteThe APR48-3G operates as the fundamental AC-to-DC conversion block within modular telecommunications power systems. Its hardware integrates an active front-end power factor correction stage, an isolated high-frequency DC-DC converter, and comprehensive digital microprocessor control. Interfacing via a rear blind-mate hot-swap connector, it ties into the AC distribution, DC bus, and internal communication bus, working alongside system supervisory units to achieve automatic active load sharing.
It mitigates vulnerabilities associated with unstable electrical utility grids through an ultra-wide AC input range; eliminates localized thermal hotspots via load-dependent variable-speed cooling; and prevents network downtime using an N+1 modular architecture that removes single points of failure.
Targeted at cellular macro base stations, enterprise edge telecom rooms, optical line termination points, industrial automation power networks, and distributed roadside communication shelters.
| Key specifications | Value |
|---|---|
| Rated Output Voltage | -48V DC (42V~58V) |
| Peak Conversion Efficiency | ≥ 96.0% |
| Operating Temperature Range | -40°C to +75°C |
| Cooling Method | Forced Air Cooling with Intelligent Speed Fan |
| Protection Features | Over-voltage, Short-circuit, Over-temperature, Surge |
| Hot-Swappable Support | Yes (Live Plug-and-Play Support) |
| Total Harmonic Distortion (THD) | ≤ 5% (Total Harmonic Distortion) |
| Rated Power Factor | ≥ 0.99 at Rated Load |
| Standard Compliance & Certifications | CE, UL, RoHS, IEC 60950, EN 300 386 |
Eaton
Featuring full digital signal processing (DSP) control, active power factor correction (PFC), and advanced resonant conversion topology, the APR48-ES combines variable-speed intelligent cooling with carrier-grade reliability to dramatically reduce thermal footprint and operational expenditure across demanding telecommunication environments.
Engineered for harsh operating environments, the 4850C achieves peak conversion efficiency greater than 92.5% and a power factor of 0.99 via advanced Active Power Factor Correction (APFC) and resonant topologies. It features forced-air cooling driven by an intelligent variable-speed brushless fan, seamless live hot-swappability, autonomous active current-sharing across parallel units, and robust protection against input line disturbances, voltage surges, and output anomalies.
Achieving a peak efficiency exceeding 94.5%, the 4850N2 combines full digital control topology with an intelligent speed-regulated brushless DC cooling fan for superior power density. Designed for rugged electrical environments, it features active power factor correction (PFC), comprehensive CAN bus communication, and true live hot-plug capability, guaranteeing carrier-grade reliability and exceptionally high MTBF.
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