Vertiv BMK1115601-006 Subrack Telecom DC Power System (-48V 200A 3U)
Standard 19-inch rack-mount embedded DC power system engineered for wide-range AC input, active rectifier redundancy, and tiered load/battery low-voltage disconnect.
VertivModel: NetSure 731 A41-S2
Vertiv NetSure 731 A41-S2 Subrack Switch-Mode DC Power System (-48V 300A 4U)
The Vertiv NetSure 731 A41-S2 is a 6U 19-inch embedded telecom DC power subrack with a total capacity of up to 300A, housing high-efficiency R48-3000e3 rectifiers and an advanced NCU/M-series controller.
Pricing is confirmed by project configuration and quantity
Request a quote- Nominal Output Voltage
- -48VDC VDC
- AC Input Voltage Range
- 85VAC ~ 300VAC (Nominal 220V/380VAC) VAC
- Rated Output Current
- 300A (System Capacity 14.4kW)
- Peak Conversion Efficiency
- ≥96.2%
- Managed Rectifier Capacity
- 4 Slots for R48-2900U / R48-3200e Modules
- Smart Monitoring Controller
- M830B / NCU Controller
What this product is
What this product is
An integrated telecom-grade power core comprising AC input distribution, DC load breakers, rectifier slots, an intelligent control unit, and battery disconnection contactors in a compact rackmount frame.
What problem it solves
Eliminates telecom outage risks under erratic AC grid conditions, mitigates single points of failure via N+1 rectifier redundancy, and prevents deep battery discharge through automated multi-stage load disconnection.
Who and where it is for
4G/5G wireless macro base stations, central office aggregation nodes, optical line terminals (OLT), enterprise telecom shelters, and industrial SCADA setups.
Core advantages
- Compatible with R48-3000e3 rectifiers delivering >96% operational efficiency to reduce power dissipation and facility cooling load
- Integrated dual Low Voltage Disconnects (LLVD and BLVD) for smart priority load shedding during extended grid outages
- Full-featured monitoring supporting SNMP, RS485, and HTTPS with automated battery health diagnostic algorithms
Technical specifications
| Key specifications | Value |
|---|---|
| AC Input Voltage Range | 85VAC ~ 300VAC (Nominal 220V/380VAC) VAC |
| Smart Monitoring Controller | M830B / NCU Controller |
| Cooling Method | Intelligent front-to-rear air cooling |
| Nominal Output Voltage | -48VDC VDC |
| Rated Output Current | 300A (System Capacity 14.4kW) |
| Managed Rectifier Capacity | 4 Slots for R48-2900U / R48-3200e Modules |
| Form Factor Dimensions (HxWxD) | 177 (4U) × 482 × 380 mm |
| Peak Conversion Efficiency | ≥96.2% |
| Operating Temperature Range | -40°C ~ +65°C |
Applications
01
Base transceiver station (BTS) and baseband unit (BBU) power infrastructure
02
Fiber optic transmission nodes and broadband core switches
03
Critical industrial automation and mission-critical DC telemetry cabinets
Frequently asked questions
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