Product Overview
The Huawei ETP4830-A1 is compact 1U height 19-inch rack embedded DC power system specially designed for FTTH OLT, DSLAM, indoor micro base station and compact access communication equipment, widely compatible Huawei MA5680T, ZTE C300/C320 mainstream OLT devices. Configurable max two pieces of R4815G1/R4815N1 15A high-efficiency rectifier modules and one SMU01A/SMU01B/SMU01C intelligent monitoring unit, the system reaches total max 30A @48VDC rated output, adjustable DC range 42~58VDC(default 53.5VDC). Adopts natural cooling design without cooling fan, front wiring & full front maintenance layout, small footprint and high reliability, becoming standard matching power for global FTTx fiber access network projects.
Key Features
Standard 1U(43.6×442×255mm) 19-inch rack size, lightweight ≤8kg full set weight, embedded cabinet easy installation
Ultra-wide single-phase AC input:85~300VAC,45~65Hz, adapt domestic & overseas unstable mains and generator power
Nominal 53.5VDC adjustable output 42~58VDC, max total output 30A via dual 15A rectifier combination
Compatible R4815G1/R4815N1 1000W 15A rectifier, PF≥0.99, rectifier efficiency up to 96%
Three optional monitoring cards: SMU01A/SMU01B/SMU01C, supports RS485/SNMP/Web remote monitoring & fault alarm
Natural passive cooling structure, no built-in fan, low failure rate and long service life
Built-in fixed DC distribution: 1×20A battery fuse + 2×20A load fuses, independent branch protection
Full OVP/OCP/SCP/OTP + AC/DC lightning surge protection, CE safety certified
Wide working temperature: -20℃~+50℃, stable operation in sealed small OLT cabinet environment
Technical Specifications
| Item | Details |
| Model | ETP4830-A1 |
| Brand | Huawei |
| System Dimension | 43.6(H)×442(W)×255(D)mm,1U 19" |
| Full Set Weight | ≤8kg |
| AC Input | 85~300VAC,45~65Hz Single Phase |
| DC Output | Adjustable 42~58VDC(Nom53.5V),Max30A |
| Matching Rectifier | R4815G1/R4815N1(15A/1000W,Max2pcs) |
| Matching Monitor | SMU01A / SMU01B / SMU01C |
| Power Factor | ≥0.99 |
| Rectifier Efficiency | ≥96% |
| DC Distribution | 20A Battery Fuse + 2×20A Load Fuse |
| Cooling Mode | Natural Convection Cooling |
| Working Temp | -20℃ ~ +50℃ |
| Certifications | CE |
| MOQ | 1 Set |
| Unit Price | $292 / Set (1~9pcs) |
| Monthly Supply | 1500 Sets |
| Packing | Carton / Wooden Frame |
| Delivery Port | Shenzhen |
| Warranty | 12 Months |
Applications
FTTH OLT Equipment Power (Huawei MA5680T,ZTE C30/C320)
Indoor 4G/5G Micro Small Cell Base Station DC Backup Power
DSLAM Fiber Access Network Cabinet Built-in Power Supply
Pole-mounted Mini Outdoor Communication Cabinet Power
Security Monitoring & Small Industrial Control DC Power System
Old FTTx Access Cabinet Power Renovation Upgrade






Why Choose Us
We are a professional manufacturer and one‑stop solution provider for communication DC power systems, boasting mature R&D strength, large‑scale production capacity and flexible service modes. We fully support OEM and OBM cooperation, helping global partners create differentiated power products.
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Powerful R&D & Customization Ability
We have a professional technical team with years of experience in the power industry. We can provide personalized customized services covering power configuration, external interfaces, functional parameters, appearance design and logo printing, to satisfy diverse demands from telecom operators, system integrators and equipment manufacturers.
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Comprehensive OEM & OBM Services
We offer full‑cycle cooperation support from product design, prototype testing, certification to mass production. With efficient development process and strict quality management, we help you quickly launch products and build exclusive brand advantages.
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Large Production Capacity & On-time Delivery
We own standardized production workshops and complete production lines. Relying on a stable supply chain and mature production technology, we maintain sufficient inventory and strong production capacity, ensuring on-time delivery even for bulk orders and long-term cooperative supply.
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Strict Multi-level Quality Inspection
All products will pass full-load operation test, high-low temperature aging test, safety performance test and simulated on-site operation test before delivery. We adopt high-quality original components and implement strict quality control standards to guarantee long-term stable operation of products in various harsh environments.
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Full Lifecycle Technical & After-sales Support
We establish a complete service system including pre-sales consultation, in-sales technical guidance and after-sales maintenance. Our technical team responds quickly to provide remote debugging, on-site technical guidance and spare parts supply, protecting the stable operation of your power system all the time.
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Rich Global Project Experience
Our products have been exported to many countries and regions, widely applied in communication, data center, industrial control, new energy and other fields. With rich project experience, we can provide targeted power solutions for different regional standards and application scenarios.
We sincerely look forward to establishing long‑term stable cooperative partnership with you.