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分类：Ericsson base station
产品时间：2025-10-12
简要描述：
Baseband 6631 (KDU 137 0071/11)Buy the Ericsson Baseband 6631 (KDU 137 0071/11) — a 5G-ready, multi-standard baseband unit designed for macro D-RAN / C-RAN networks.Supports GSM, WCDMA, LTE, NB-IoT, and 5G NR, with 15 × CPRI ports, dual −48 V DC inputs, and ≈130 W typical power consumption.Compact 1U / 19-inch design, compatible with Ericsson Radio 22xx / 44xx / 88xx series for next-generation network modernization.
The Ericsson Baseband 6631 (KDU 137 0071/11) is a compact, 1U, 19-inch rack-mountable multi-standard baseband unit designed for macro D-RAN and C-RAN networks.
It supports GSM, WCDMA, LTE, and Massive IoT (NB-IoT/eMTC) simultaneously and is hardware-ready for 5G NR (including eCPRI) integration within the Ericsson Radio System (ERS) and RBS 6000 platforms.
| Interface / Feature | Specification |
|---|---|
| Form Factor | 1U, 19-inch rack-mount chassis |
| Cooling | Hot-swappable front-mounted fan tray |
| Radio Interfaces | 15 × CPRI (SFP/SFP+) for connection to Radio 22xx / 44xx / 88xx RRUs (some reseller pages list 12 ports; Ericsson documentation confirms 15) |
| Transport Interfaces | 4 × 1/10 GbE (SFP+), 4 × 1 GbE (RJ45) |
| Maintenance / Alarm | 1 × Local Maintenance Terminal (LMT), multiple external alarm inputs |
| Power Supply | Dual −48 V DC inputs (2- or 3-wire connection) |
| Parameter | Specification |
|---|---|
| Supported Technologies | GSM, WCDMA, LTE, NB-IoT/eMTC, 5G NR-ready |
| Processing Capacity | Comparable to Baseband 6630; supports higher NR flexibility |
| Architecture | Distributed RAN / Centralized RAN |
| Typical Power Consumption | ≈ 130 W (typical load @ 25 °C) |
| 5G NR Readiness | Hardware support for eCPRI and NR protocols |
Actual throughput, sector capacity, and cell count depend on software license and ERS baseline version.
| Parameter | Specification |
|---|---|
| Dimensions (H × W × D) | ≈ 44 × 483 × 383 mm (1U × 19”) |
| Weight | ≈ 7 kg |
| Operating Temperature | 0 to +55 °C (indoor installation) |
| Ingress Protection | IP20 (indoor equipment shelter use) |
| Mounting Options | Horizontal or vertical rack mount |
| Cooling Direction | Front-to-rear airflow |
Compatible Radios: Ericsson Radio 22xx / 44xx / 88xx series RRUs and AAUs
Front-haul Topology: Supports CPRI star, chain, or ring configurations
Transport / Management: Ethernet/IP interfaces for backhaul and O&M
5G Evolution: Hardware-prepared for NR and eCPRI connectivity, enabling smooth migration from 4G to 5G
| Field | Details |
|---|---|
| Product Name | Ericsson Baseband 6631 |
| Part Number | KDU 137 0071/11 (confirmed by multiple sources) |
| Voltage | −48 V DC dual inputs |
| Rack Height | 1 U (44 mm) |
| Width | 19 inch standard |
| Depth | ≈ 383 mm |
| Weight | ≈ 7 kg |
| Cooling | Replaceable front fan tray |
| Use Location | Indoor telecom rack / shelter |
Verify Nameplate: Confirm KDU 137 0071/11 and hardware revision against delivery documents.
Port Inspection: Perform CPRI / GE optical loopback and power tests using approved SFP/SFP+ modules.
License Validation: Check LTE, NB-IoT, and NR feature licenses and cell capacity configuration.
Fan / Power Test: Ensure redundant DC feeds and active cooling modules function properly.
Ericsson Baseband Description (UEN 305/1551-LZA 701 6001/1, June 2022): Baseband 6631 specifications, 19" rack form, 15×CPRI ports, replaceable fan tray.
Ericsson 6621/6631 Installation Guidelines: confirm rack mount and serviceability.
Engineering Datasheets (Tempest): 44 × 483 × 383 mm dimensions, ≈130 W typical power, KDU 137 0071/11 PN.
Reseller databases (1COM, Seeker, Sparepart4you): confirm KDU 137 0071/11 = Baseband 6631 with GSM/WCDMA/LTE/NR support.
