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| Categories | Telecom Power System |
|---|---|
| Brand Name: | ESTEL |
| Model Number: | ET4860-M3K21 (3kW ) |
| Certification: | CE UL FCC |
| Place of Origin: | China |
| MOQ: | 1 Set |
| Price: | 715-4286 usd |
| Payment Terms: | T/T, Western Union, MoneyGram, D/P, D/A, L/C |
| Supply Ability: | 3000 sets per month |
| Delivery Time: | 15-30 days |
| Packaging Details: | Wooden case |
| Size: | 1U |
| Power: | Max. 3.48kW |
| AC Input: | AC220V |
| DC Output: | 3-way |
| Battery: | 1-way |
| Rectifier Efficiency: | >94% |
| Weight: | About 10kg |
| Cooling: | Built-in forced fan cooling |
| Company Info. |
| ESTEL (GUANGDONG) TECHNOLOGY CO., LTD. |
| Verified Supplier |
| View Contact Details |
| Product List |
1U Size 3kW Telecom Rectifier Power With Controller and User
Interface Board
1. Introduction of ESTEL 1U 3kW Telecom Rectifier Power
This product is a compact size 1U sub-rack power supply, specially designed for critical power supply for communication applications which need reliable high-quality -48VDC supply, while only have limited space.

2. Applications of ESTEL 1U 3kW Telecom Rectifier Power
Wireless base station
Transmission network
Communication network of enterprises
| Item | Parameter |
| Dimension | 482.6mm(W)×328.5mm(D)×44mm(1U/H) |
| Total Weight | About 10kg |
| Cooling | Forced fan cooling |
| Installation | 19’’ rack |
| AC Input Power | 220VAC single phase |
| AC Input Frequency | 45~66Hz, rated value: 50Hz/60Hz |
| AC Input Connection | Terminals |
| DC Output Voltage | -42~-58VDC, rated value: -53.5VDC |
| DC Output Power | Maximum 3.48kW (1.74kW×2) |
| Battery Connection | 1-way terminal |
| DC Load Connection | 3-way terminal |
| Rectifier Module | 2pcs modules of 1740W |
| Controller | With, support LAN, SNMP, RS485, LCD |
| User Interface Board | With. Support AI, DI, dry contact outputs |
| Remote Monitoring | Support |
5. Advantages of ESTEL 1U 3kW Telecom Rectifier Power
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