• ETP4890 Telecom Rectifier
  • ETP4890 Telecom Rectifier
  • ETP4890 Telecom Rectifier
  • ETP4890 Telecom Rectifier
ETP4890 Telecom Rectifier

ETP4890 Telecom Rectifier

Product Details:

Place of Origin: Shenzhen, China (Mainland)
Brand Name: HUAWEI
Certification: ISO9001, CE, 3C, FCC, TLC, IP55
Model Number: ETP4890-A2

Payment & Shipping Terms:

Minimum Order Quantity: 1 set
Price: Negotiation
Packaging Details: Wooden case
Delivery Time: 15-20 working days
Payment Terms: T/T, L/C,D/A, Western Union, Paypal, etc
Supply Ability: 8,000 sets per month
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Detail Information

Input Voltage: 220VAC Output Volatge: 48VDC
Power Factor: 0.99 Maximum Output Power: 4800W
MTBF: 250,000 Hours (at 25°C) Size: 2U
High Light:

SNMP Battery Management Telecom Rectifier


ETP4890 Telecom Rectifier


ETP4890 rectifier in telecom

Product Description


HUAWEI Telecom Rectifier ETP4890 Ethernet Communication Hot-Swappable SNMP Battery Management





The ETP4890-A2 is a box-type power system that supplies power for –48 V DC communications equipment. It uses 15 A or 30 A rectifiers and provides a maximum output current of 90 A.






The ETP4890-A2 has the following features:

(1) Supports a wide voltage range of 85 V AC to 300 V AC.

(2) Provides comprehensive battery management.
(3) The SMU01A communicates with Huawei Network Ecosystem (NetEco) and third-party network management systems (NMSs) over various security protocols, such as the Simple Network Management Protocol (SNMP) and Hypertext Transfer Protocol Secure (HTTPS), featuring flexible networking. It provides WebUI and implements remote unattended management.
(4) The SMU01B supports Huawei master/slave protocols and access network point-to-point protocols, which allows Huawei access network communications equipment to connect to the U2000.
(5) Displays information on a liquid crystal display (LCD) and provides buttons for operations.
(6) Supports electronic labels.
(7) Rectifiers and the site monitoring unit (SMU) are hot-swappable.
(8) Allows high-efficiency and standard-efficiency rectifiers with the same capacity to coexist.
(9) The rectifier power factor is 0.99.




ETP4890-A2 configuration diagram


ETP4890 Telecom Rectifier 0




PDU panel


ETP4890 Telecom Rectifier 1



Rectifier panel


ETP4890 Telecom Rectifier 2



SMU01A panel


ETP4890 Telecom Rectifier 3

ETP4890 Telecom Rectifier 4



Communications ports




Communications Mode










Baud rate: 9600 bits/s or

19,200 bits/s




Baud rate: 9600 bits/s or

19,200 bits/s


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