ETP4890-B6A1 power converter with 3xR4830N2/R4830G1 1xSMU02B 1xUIM02C

(0 reviews) | 2 sold

1 in stock      Ready to ship

14 People watching this product now!


ETP4890-B6A1 subrack composed by 3xR4830N2 or R4830G1 1xSMU02B 1xUIM02C

6U height

Rectifier voltage input range of 85 V AC to 300 V AC

Output: -48V, 90A Max

Maximum output power when R4830N2s are configured: 4815 W

Maximum output power when R4830G1s are configured: 4800 W

Supports comprehensive battery management

Liquid crystal display (LCD) for display and operations

Web user interface (WebUI) for display and operations

Display in multiple optional languages, such as English, Chinese, Italian, French, Spanish, Portuguese, Russian, German, and Turkish

Hot swapping of rectifiers and the SMU

Apply for Huawei OLT, Huawei OSN, Huawei Router, and Huawei Switch.


ETP4890-B6A1 has three rectifier slots, that can support R4830N2 and R4830G1, three rectifiers are configured by default. It is an embedded telecom power system that supplies power to –48 V DC communications equipment with a maximum current of 90 A.

Tech Specs
Technical Specifications
Category Item Specification
AC input Input system 220 V AC single-phase
Input frequency 45-66 Hz (rated frequency: 50 Hz or 60 Hz)
Power factor (PF) > 0.99 (100% load; Ta = 25°C; Vin = 208 V AC, 220 V AC, or 230 V AC; 50 Hz/60 Hz)
Total harmonic distortion (THD) ≤ 10% (50%-100% load; Ta = 25°C; Vin = 208 V AC, 220 V AC, or 230 V AC; 50 Hz/60 Hz)
DC output Output voltage range -42 V DC to -58 V DC
Default output voltage -54 V DC
Max. output power When R4830N2s are configured: 4815 W
When R4830G1s are configured: 4800 W
Regulated voltage precision ≤ ±1% (compliance with the YDT1058)
Peak-to-peak noise voltage ≤ 200 mV (rated input voltage and load)
Psophometrically weighted noise ≤ 2 mV
Current imbalance ≤ ±5% (50%-100% load)
Structure Cabinet dimensions (H x W x D) 263.9 mm x 482.6 mm x 270 mm
Weight ≤ 20 kg (excluding three 30 A rectifiers and one SMU02B)
Protection level IP20
Installation mode Horizontally installed in a 19-inch cabinet
Cabling Routed out from the front left and right side panels
Maintenance mode Maintained from the front
Heat dissipation Cools as the ambient temperature drops
Subrack 4 U space for installing power distribution components
1 U space for monitoring unit
1 U space for installing rectifiers
PDU AC power distribution: AC input circuit breakers and rectifier circuit breakers
DC power distribution: battery low voltage disconnection (BLVD) circuit breakers and battery circuit breakers
User interface module (UIM) UIM02C
Rectifier A maximum of three R4830N2s or R4830G1s are configured to implement of N+1 redundancy
Surge protective device (SPD) AC SPD: Nominal discharge current: 20 kA, maximum discharge current: 40 kA (8/20 µs)
DC SPD: Differential mode: 10 kA; common mode: 20 kA (8/20 µs)
Reviews (0)


There are no reviews yet.

Be the first to review “ETP4890-B6A1”

Your email address will not be published. Required fields are marked *

You have to be logged in to be able to add photos to your review.


10 Years Experience

As a global leading professional Huawei network hardware and solution provider, we have delivered Huawei, ZTE, Nokia, CISCO, Fiberhome, etc, equipment to 500+ customer groups in 90+ countries over the past 10 years. Know more

Premium Quality Guaranteed

Strict 3-Level Quality Control procedure: 1st-Level inspection; 2nd-Level In-stock test; 3rd-Level 24 hour pre-delivery test to guarantee premium quality. Know more

Value over price

What we offer to our customers is value rather than price. We make customers enjoy the benefit of our reliable delivery products and generate more value to the greatest extent. Know more

Tailored Technical Support

We provide customers personalized and professional tech support by remote diagnosis, fault-location and troubleshooting. "We are here to help you instantly when you need it."

Flexible Payment

We continuously offer flexible payment methods such as Wire Transfer, Paypal, L/C, Western Union and Alipay, to help customer enjoy a more convenient shopping experience. Know more

Official Document Resource

We provide official and extensive document resources to guide our customers to targetly solve the problem they may meet. Know more

1 Year Warranty Guaranteed

Our products come with 1 year warranty. Customers can ask for a repair, replacement or refund for a major product failure. Know more

Fast Global Shipping

We won't stop to develop rapid and cost effective shipping options, provide the excellent experience for our global customers. Know more

One Stop Solution

We provide not only network products but also network proposal, mainstream and cost efficient solution to assist customers eliminate the concerns.