Eltek 252189 Subrack Telecom DC Power System (-48V 4-Slot Flatpack2)
Compact 2U -48VDC telecom-grade embedded power system supporting high-efficiency Flatpack2 rectifiers with integrated distribution and intelligent battery management.
EltekModel: Flatpack2 48/3000 HE
Eltek Flatpack2 48/3000 HE Flagship High Efficiency Rectifier (48V 60A 3000W)
Eltek Flatpack2 48/3000 HE is a flagship 3000W (-48V/60A) rectifier module offering 96.5% high efficiency and intelligent CAN-bus control via Smartpack2.
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- AC Input Voltage
- 85VAC ~ 300VAC (Nominal 185~275VAC) VAC
- DC Output Voltage
- -48VDC (-42V ~ -58V) V DC
- Cooling Method
- Built-in fan-forced air cooling and automatic derating protection against overtemperature
- Physical Dimensions
- 41.5 (1U) × 109 × 327 mm
- Power Conversion Efficiency
- ≥ 96.5%
- Operating Temperature Range
- -40°C ~ +75°C
What this product is
What this product is
Telecom-grade power infrastructure module designed for ELTEK power architecture.
What problem it solves
Eliminates grid power anomalies and brownout hazards across mission-critical communication centers.
Who and where it is for
Cellular wireless sites, optical broadband hubs, edge computing racks, and industrial private networks.
Core advantages
- Ultra-high efficiency exceeding 96.5%, significantly reducing energy loss and carbon footprint in telecom sites.
- Wide AC input range from 85VAC to 300VAC, ensuring stable operation under unstable grid conditions.
- Extreme environment resilience with -40°C to +75°C operating temperature and smart thermal derating.
- High-density 1U compact form factor (41.5×109×327mm), optimizing space in standard telecom racks.
Technical specifications
| Key specifications | Value |
|---|---|
| AC Input Voltage | 85VAC ~ 300VAC (Nominal 185~275VAC) VAC |
| DC Output Voltage | -48VDC (-42V ~ -58V) V DC |
| Cooling Method | Built-in fan-forced air cooling and automatic derating protection against overtemperature |
| Overall System Efficiency | Up to 96.2% (Gold Standard) |
| Power Conversion Efficiency | ≥ 96.5% |
| Physical Dimensions | 41.5 (1U) × 109 × 327 mm |
| Acoustic Noise | ≤ 55 dBA (at 25°C ambient load) |
| Ingress Protection Rating | IP20 (Indoor Dust & Finger Proof) |
| Dielectric Withstand Voltage | 3000VAC Input to Ground (< 5mA) |
| Operating Temperature Range | -40°C ~ +75°C |
Applications
01
Telecom 4G/5G macro cellular base stations and distributed remote power sites
02
Enterprise-grade cloud data center mission-critical -48V DC power distribution lineups
03
Utility power grid dispatch centers and high-voltage substation DC switchgear rooms
04
Railway transit signaling, automated train control, and communications equipment rooms
Frequently asked questions
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