
ZTE CSU401S Centralized Supervisory Unit
Carrier-grade supervisory controller for ZXDU DC power plants, featuring CAN-bus rectifier orchestration, dual LVD control, and SNMP northbound telemetry.
Browse products and technical information for Monitoring and management.

Carrier-grade supervisory controller for ZXDU DC power plants, featuring CAN-bus rectifier orchestration, dual LVD control, and SNMP northbound telemetry.

The ZTE CSU500B is the master supervisory controller module driving ZTE ZXDU embedded and cabinet DC power systems, featuring an intuitive graphic LCD display, automated battery float/boost management, and multi-protocol OSS telemetry.

Featuring an ultra-wide operating range (-20°C to +65°C), the EPMU03 integrates a multilingual LCD screen with physical navigation keys, a high-performance digital control engine, and native Modbus/Heda protocol support. Its hot-swappable architecture ensures zero-downtime maintenance across critical network infrastructure.

The Vertiv M221S is the master supervisory controller module driving NetSure 531 and 731 DC power systems, featuring an LCD graphic display, robust RS485/SNMP communications, and autonomous battery care.

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.

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.

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.

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.

Operating with ultra-low power consumption and natural convection passive cooling, the PMU11A features industrial-grade EMC immunity and redundant isolated communication buses. Designed for wide temperature operation from -20°C to +65°C, it delivers uninterrupted mission-critical telemetry with live hot-pluggable serviceability.

Emerson PSM-212C23 telecom power supervisory unit featuring an LCD screen, sensor interfaces, and precise battery management.

Engineered with an industrial-grade ultra-low-power processing architecture and natural convection cooling, the PSM-831D supports live hot-swappable installation. It integrates a high-contrast dot-matrix LCD, multi-channel RS485/RS232 serial interfaces, and carrier-grade Modbus-RTU protocols to maintain uninterrupted power plant operations from -20°C to +65°C.

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.
Our engineers will determine the right system configuration for free.