Power distribution units (PDU)

Browse products and technical information for Power distribution units (PDU).

Huawei DCDU-12B pure white studio product shot
HuaweiModel: DCDU-12B

Huawei DCDU-12B 1U Rack-Mounted DC Power Distribution Unit (10-Way MCB Circuit Protection)

Engineered with high-conductivity oxygen-free copper busbars and a fanless passive cooling architecture, the DCDU-12B achieves greater than 99.8% electrical transmission efficiency while eliminating rotating component failures. It pairs full front-facing service accessibility with integrated dry-contact alarm circuitry, offering robust surge withstand and carrier-class electromagnetic shielding for zero-downtime mission-critical telecom deployments.

DPC DUM4850H3 Genuine Telecom Hardware Shot 1
DpcModel: DUM4850H3

DPC DUM4850H3 Indoor Integrated Large-Capacity DC Power System Cabinet (-48V 300A/600A)

Engineered for carrier-grade applications, the cabinet incorporates AC power distribution, modular rectifier subracks, multi-circuit DC distribution, and an advanced DPC Central Power Controller with LCD. It features high conversion efficiency exceeding 95%, active Power Factor Correction (PFC), intelligent forced-air thermal management, and comprehensive two-stage low-voltage disconnection (LLVD/BLVD) to ensure 99.999% uptime.

Emerson M500D Genuine Telecom Hardware Shot 1
EmersonModel: M500D

Emerson M500D NetSure Power System Supervisory Microprocessor Controller (LCD/RS485/SNMP)

Built around an industrial low-power embedded processor with natural convection cooling, the M500D delivers operational resilience from -20°C to +65°C. It controls parallel rectifiers via an isolated internal RS485 multidrop bus to perform autonomous load-sharing and dynamic energy-saving sleep cycling, while north-bound Fast Ethernet (FE), RS232, and RS485 ports support SNMP, Modbus, and proprietary protocols for remote network integration.

Emerson M500F Genuine Telecom Hardware Shot 1
EmersonModel: M500F

Emerson M500F Advanced Site Energy & Environment Intelligent Supervisory Unit (LCD/CAN/FE)

Engineered for harsh industrial deployments, the M500F features a fanless, natural-convection thermal topology operating seamlessly across -20°C to +70°C. Utilizing dual high-speed CAN bus channels for millisecond-level load sharing and dynamic rectifier cycling, alongside dual-stack Fast Ethernet with secure SNMPv3/HTTPS, it delivers carrier-grade availability for critical telecommunications and mission-critical data networks.

Emerson M821D Genuine Telecom Hardware Shot 1
EmersonModel: M821D

Emerson M821D Large-Scale Telecom Power Supervisory Controller (Matrix LCD/Expansion)

Powered by a high-performance 32-bit embedded processor and a dot-matrix graphical LCD, the M821D orchestrates parallel rectifier management and battery lifecycle protection via CAN, RS485, and Ethernet connectivity. Engineered to carrier-class EMC and environmental standards, it operates reliably across -20°C to +65°C, ensuring sub-second fault detection and remote Network Management System (NMS) alignment.

Vertiv NetSure M830B pure white studio product shot
VertivModel: NetSure M830B

Vertiv NetSure M830B Telecom Power System Intelligent Central Supervisory Controller (Color LCD/Web)

Engineered for optimal operational efficiency and continuous uptime, the NetSure M830B utilizes advanced digital control algorithms for intelligent rectifier sleep management (ECO mode) and comprehensive battery lifecycle optimization. With robust industrial-grade EMC protection, multi-bus architecture, and redundant IP network connectivity, it enables reliable autonomous DC power management and unified remote DCIM integration.

Emerson PSM-D21 Genuine Telecom Hardware Shot 1
EmersonModel: PSM-D21

Emerson PSM-D21 DC Utility Power Monitoring & Battery String Inspection Unit (LCD/Hot-Plug)

Featuring a robust fanless natural-convection thermal design and industrial-hardened electronics, the PSM-D21 operates reliably across an extended temperature range of -20°C to +60°C. It utilizes advanced battery charge-discharge management algorithms and redundant rectifier orchestration, polling field parameters over isolated RS485 and RS232 interfaces with carrier-grade EMC Class IV immunity.

Huawei SCC800-B1 Genuine Telecom Hardware Shot 1
HuaweiModel: SCC800-B1

Huawei SCC800-B1 Site Power & Environment Intelligent Data Acquisition Unit (RS485/CAN/FE)

Featuring a fanless, natural convection cooling architecture, the SCC800-B1 integrates an industrial-grade ARM processor with a real-time OS. It delivers comprehensive protocol interworking across RS485, CAN, Ethernet, and digital inputs, seamlessly interfacing with Huawei NetEco and third-party SNMP/Modbus management platforms with carrier-grade 99.999% availability.

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