ESTEL (GUANGDONG) TECHNOLOGY CO., LTD.
| Payment Terms | T/T, Western Union |
| Supply Ability | 5000 |
| Delivery Time | 20-30days |
| Packaging Details | Wooden case |
| Coolingmethod | Forced air cooling |
| Heat Insulation | 40mm PEF |
| Mount Way | floor mounting |
| Output | 24VDC or 48VDC,Constant voltage |
| Protection Level | IP55 |
| Color | Black |
| Ip Rating | IP55 |
| Humidity | 0% to 95% non-condensing |
| Cabinet Lock | anti-theft three point lock |
| Door Open | One front door |
| Video Surveillance | Support |
| Battery Input | 100A*2 |
| Installation | 19 |
| Input Voltage | Solar |
| Size | 482.6mm*350mm*2U |
| Mount | 19inch 1U rack mount |
| Dimensions | 482mm x 132mm x 450mm (19-inch rack mount) |
| Protectionfeatures | Over-voltage, over-current, short circuit, and over-temperature protection |
| Terminal | M6 |
| Nominal Voltage | 48VDC |
| External Dimension | 1000mm×900mm×750mm(H×W×D) |
| Warranty | 12 Months |
| Rectifier Module | yes |
| Battery Management | Support |
| Layout | 2 compartments |
| Cable Inlet | On the bottom front and back |
| Cooling Method | DC 500w Air Conditioner for cooling |
| Advantage | Dustproof, Sunproof And Rainproof |
| Brand Name | ESTEL |
| Certification | CE UL FCC |
| Place of Origin | China |
View Detail Information
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Product Specification
| Payment Terms | T/T, Western Union | Supply Ability | 5000 |
| Delivery Time | 20-30days | Packaging Details | Wooden case |
| Coolingmethod | Forced air cooling | Heat Insulation | 40mm PEF |
| Mount Way | floor mounting | Output | 24VDC or 48VDC,Constant voltage |
| Protection Level | IP55 | Color | Black |
| Ip Rating | IP55 | Humidity | 0% to 95% non-condensing |
| Cabinet Lock | anti-theft three point lock | Door Open | One front door |
| Video Surveillance | Support | Battery Input | 100A*2 |
| Installation | 19 | Input Voltage | Solar |
| Size | 482.6mm*350mm*2U | Mount | 19inch 1U rack mount |
| Dimensions | 482mm x 132mm x 450mm (19-inch rack mount) | Protectionfeatures | Over-voltage, over-current, short circuit, and over-temperature protection |
| Terminal | M6 | Nominal Voltage | 48VDC |
| External Dimension | 1000mm×900mm×750mm(H×W×D) | Warranty | 12 Months |
| Rectifier Module | yes | Battery Management | Support |
| Layout | 2 compartments | Cable Inlet | On the bottom front and back |
| Cooling Method | DC 500w Air Conditioner for cooling | Advantage | Dustproof, Sunproof And Rainproof |
| Brand Name | ESTEL | Certification | CE UL FCC |
| Place of Origin | China | ||
| High Light | 8U industrial DC power system ，high capacity telecom rectifier ，DC power for communication hubs | ||
Our 8U ultra-high-capacity DC power system developed for large telecom nodes, critical communication rooms, high-load industrial networks, and centralized edge infrastructure. It delivers stable -48V DC output for demanding applications that require higher power availability, modular redundancy, and advanced remote supervision.
Designed around a robust rack-mount platform, the system combines multiple high-efficiency rectifier modules, intelligent control, flexible distribution, and comprehensive protection features in a service-friendly architecture. It is particularly suitable for operators and system integrators deploying large-capacity communication power systems in core or regional backbone environments.
Ultra-high-capacity 8U rack platform for large telecom and industrial loads
Up to 18 kW output for demanding communication environments
Modular rectifier architecture with redundancy support
Front-access service design for easier installation, monitoring, and maintenance
High conversion efficiency for lower heat generation and operating cost
Comprehensive alarm and protection functions for system safety
Advanced controller with remote communication interfaces
Intelligent battery charging and backup power coordination
Optimized ventilation and thermal design for stable full-load operation
Core telecom switching rooms
Metro transmission and backbone communication sites
Large OLT / aggregation centers
Edge data centers and network equipment rooms
Smart city command and surveillance platforms
Power utility and substation communication networks
Oil & gas, transportation, and industrial communication control hubs
System Parameters
|
Parameter |
Specification |
|
Dimensions |
482 mm (W) × 380 mm (D) × 8U (H) |
|
Net Weight |
≤45 kg |
|
Installation Method |
19-inch rack mount |
|
Cooling Method |
Forced air cooling with intelligent speed control |
|
Noise Level |
≤65 dB |
|
Protection Level |
IP20 |
AC Input Characteristics
|
Parameter |
Specification |
|
Input Voltage Range |
120–300 VAC |
|
Rated Voltage |
220 VAC |
|
Frequency Range |
45–65 Hz |
|
Input Capacity |
160 A |
|
Power Factor |
≥0.99 |
|
THD |
≤5% |
DC Output Characteristics
|
Parameter |
Specification |
|
Output Voltage Range |
-42V to -58V DC |
|
Nominal Voltage |
-48V DC |
|
Maximum Output Power |
18 kW |
|
Maximum Output Current |
375 A |
|
Rectifier Configuration |
3 kW × up to 6 modules |
|
Voltage Regulation Accuracy |
≤±0.5% |
|
Load Regulation |
≤±0.5% |
|
Efficiency |
≥96% |
Controller & Monitoring
|
Parameter |
Specification |
|
Display |
LCD screen / LED indicators |
|
Communication Interfaces |
Ethernet / RS485 / CAN |
|
Protocol Support |
SNMP / Modbus / Web monitoring (optional) |
|
Monitoring Functions |
Voltage, current, temperature, battery status, load sharing, alarm logging |
|
Alarm Types |
Overvoltage, undervoltage, AC loss, overtemperature, fan fault, rectifier fault, battery abnormal |
|
Operating Temperature |
-25°C to +65°C |
|
Storage Temperature |
-40°C to +75°C |
|
Humidity |
5%–95% (non-condensing) |
Multi-module rectifier shelf
Intelligent monitoring controller
AC input distribution unit
DC output distribution unit
Battery connection and protection section
Cooling and ventilation subsystem
Its integrated chassis layout supports centralized wiring, modular replacement, and scalable system expansion.
Installation
Mount in a standard 19-inch telecom rack or integrated communication cabinet
Ensure correct grounding, airflow path, and cable routing
Maintain adequate clearance around ventilation areas
Cable Connections
Connect AC source, battery strings, and load feeders according to wiring labels
Verify polarity and protective device configuration before energizing
Maintenance
Inspect alarm records and module status regularly
Clean air passages and fan areas to prevent thermal degradation
Replace failed modules using front-access service procedure
Periodically verify battery charging parameters and output settings
Advanced SNMP communication module
Battery monitoring and temperature sensing
Dry contact output for alarm integration
Surge protection module
Remote monitoring software
Custom DC distribution branch configuration
Hybrid energy interface for solar or backup power systems
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Year Established:
2002
Total Annual:
15 Million-20 Million
Employee Number:
101~200
Ecer Certification：
Verified Supplier
Introduction ESTEL(GUANGDONG)TECHNOLOGY CO., LTD, located in China, is a professional supplier of integrated outdoor telecom cabinet and temperature control solutions for outdoor telecom base station. As a science and technology innovative company, we engage in the R&D, manufa... Introduction ESTEL(GUANGDONG)TECHNOLOGY CO., LTD, located in China, is a professional supplier of integrated outdoor telecom cabinet and temperature control solutions for outdoor telecom base station. As a science and technology innovative company, we engage in the R&D, manufa...
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