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Home/ Equipment/ Ericsson/ AIR 4455 B1/B3 KRD901111/1

AIR 4455 B1/B3

KRD901111/1

Ericsson AAU & Antennas Exact data recorded
Technical product identity

Ericsson AIR 4455 B1/B3 KRD901111/1

Ericsson AIR 4455 B1/B3 KRD901111/1. Integrated active antenna / AAU for B1/B3 (1800/2100 MHz); 32T32R or 64T64R depending on AIR variant; output Estimated nominal 240–320 W total. Antenna: Integrated active antenna / Massive MIMO array. Compatible baseband: RAN Processor 65xx/66xx and supported Ericsson Baseband 6630/6648 configurations. Required processing/transport modules: Processing: Baseband/RAN Processor. Transport: CPRI/eCPRI or Ethernet interface. Capacity: licenses and processing capacity. Power: -48 V DC distribution. Synchronization: PTP/SyncE/GNSS as required. Interface boards: determined by RAN Compute generation. Fronthaul: Sealed optical fronthaul ports: CPRI/eCPRI; SFP+/QSFP-class depending on generation. Power: -48 V DC outdoor site supply. Mounting: Pole/tower or Ericsson rail mounting; lifting/hoisting points required. Verification status: Family-level; Mounting architecture confirmed; exact KRD bracket BOM requires Ericsson CPI.

Manufacturer
Ericsson
Model
AIR 4455 B1/B3
Part Number
KRD901111/1
Equipment Type
AAU & Antennas
Supported Bands
B1/B3
MIMO / TX-RX
32T32R or 64T64R depending on AIR variant
Output Power
Estimated nominal 240–320 W total
Primary Markets
Europe; Asia-Pacific; Middle East; Africa
Last Verified
July 2026
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Active Antenna & Radio Configuration

BandB1/B3
Frequency1800/2100 MHz
MIMO / TX-RX Configuration32T32R or 64T64R depending on AIR variant
Output PowerEstimated nominal 240–320 W total
Antenna TypeIntegrated active antenna / Massive MIMO array
Supported StandardsLTE / LTE-Advanced / 5G NR; exact modes depend on band variant, licenses and software

System Compatibility

Compatible BBU / BasebandRAN Processor 65xx/66xx and supported Ericsson Baseband 6630/6648 configurations
Required Processing / Transport ModulesProcessing: Baseband/RAN Processor. Transport: CPRI/eCPRI or Ethernet interface. Capacity: licenses and processing capacity. Power: -48 V DC distribution. Synchronization: PTP/SyncE/GNSS as required. Interface boards: determined by RAN Compute generation.
Compatible Cabinet / SubrackPole/tower mounting with Ericsson rail system; external -48 V DC distribution and fiber management

Fronthaul, Optics & Management

Fronthaul InterfaceSealed optical fronthaul ports: CPRI/eCPRI; SFP+/QSFP-class depending on generation
Optical Form FactorSFP+ / SFP28 / QSFP28 by AIR generation
Optical SpeedCPRI/eCPRI 10 / 25 / 100 Gbit/s depending on model
Optical ConnectorLC duplex or MPO for QSFP-class links
Optical ReachTypical 10–20 km SMF
Known Optical Part NumbersEricsson-approved AIR fronthaul optics; exact module PN must match KRD hardware and RAN Compute interface.
Synchronization / ManagementService / maintenance interface; synchronization is normally transported over fronthaul

Power & Structural Installation

Power Supply-48 V DC outdoor site supply
Power Connector TypeHigh-current 2-pole or vendor-specific multipin sealed -48 V DC connector; depends on the AIR generation
Required Power CableEricsson AIR outdoor DC power cable with a factory-installed mating plug
Power ConsumptionEstimated maximum 790 W
Installation EnvironmentOutdoor
Mounting MethodPole/tower or Ericsson rail mounting; lifting/hoisting points required
Mounting Kit / HardwareEricsson AIR model-specific heavy-duty rail/pole bracket and one-bolt interface; exact kit depends on KRD and antenna dimensions
Known Mounting Kit PNsExact mounting-kit PN not confirmed publicly
Fasteners / FixingsHeavy-duty pole clamps/U-bolts or rail clamps, captive bolts, anti-rotation hardware, lifting eye/hoist and safety tether. Structural calculation required for wind load.
Cooling / Thermal SpacingPassive outdoor cooling; selected high-power units require model-specific thermal spacing
Cables & ConnectionseCPRI/CPRI optical fiber; high-current -48 V DC power cable; protective grounding cable; synchronization over fronthaul/PTP; alarm/service cable where specified; no RF jumper to an external passive antenna
Dimensions800 × 500 × 220 mm
Weight45 kg net
Operating Temperature-40 to +55 °C

Identity & Verification

Data / Compatibility StatusFamily-level; Mounting architecture confirmed; exact KRD bracket BOM requires Ericsson CPI
RegionEurope; Asia-Pacific; Middle East; Africa
Representative CountriesUnited Kingdom, Germany, France, Italy, Spain, Netherlands, Poland, Sweden, Turkey, Saudi Arabia, United Arab Emirates, South Africa, China, Japan, South Korea, India, Thailand, Malaysia, Indonesia, Australia
Battery / ShippingNo internal battery specified; Normally ships as equipment without a battery. Check that no separate site-energy accessory is packed with it

Regional Market Compatibility

Frequency compatibility is shown separately from documented deployment or regulatory approval.

Regional application
Europe; Asia-Pacific; Middle East; Africa
Matched bands
B1/B3
Representative countries
United Kingdom, Germany, France, Italy, Spain, Netherlands, Poland, Sweden, Turkey, Saudi Arabia, United Arab Emirates, South Africa, China, Japan, South Korea, India, Thailand, Malaysia, Indonesia, Australia
Compatibility status
Exact data recorded
Structured equipment graph

Compatible Equipment & Engineering Relationships

3 relationship rows

Each relation retains its evidence level. Family-level, platform-level and engineering-selection relations are not displayed as exact part-number compatibility.

Compatible BBU/Baseband

RAN Processor 6651; RAN Processor 6641; RAN Processor 6631; RAN Processor 6621; RAN Processor 6655; Baseband 6620; Baseband 6630; Baseband 6648; Baseband 5212; Baseband 5216 Family-level Required

Target part number(s): KDU1370093/11; KDU1370014/11; KDU1370071/11; KDU1370070/11; KDU1370098/11; KDV127620/11; KDV127621/11; KDU137848/11; KDU1370015/11; KDU137925/41; KDU137925/31

Interface / role: High-capacity baseband/eCPRI processing

Conditions: AIR hardware, RAN Compute generation, eCPRI/CPRI and software must match

Linked catalog cards: Ericsson RAN Processor 6651 KDU1370093/11Ericsson RAN Processor 6641 KDU1370014/11Ericsson RAN Processor 6631 KDU1370071/11Ericsson RAN Processor 6621 KDU1370070/11Ericsson RAN Processor 6655 KDU1370098/11Ericsson Baseband 6620 KDV127620/11Ericsson Baseband 6630 KDV127621/11Ericsson Baseband 6630 KDU137848/11Ericsson Baseband 6648 KDU1370015/11Ericsson Baseband 5212 KDU137925/41Ericsson Baseband 5216 KDU137925/31

Mounting accessory

Ericsson AIR model-specific heavy-duty rail/pole bracket and one-bolt interface; exact kit depends on KRD and antenna dimensions Model-specific or family-level Required

Target part number(s): Exact mounting-kit PN not confirmed publicly

Interface / role: Pole/tower structural mounting

Conditions: Wind load, pole diameter and bracket interface must match

Optical connection

SFP+ / SFP28 / QSFP28 by AIR generation Interface-level Required

Target part number(s): Ericsson-approved AIR fronthaul optics; exact module PN must match KRD hardware and RAN Compute interface.

Interface / role: CPRI/eCPRI 10 / 25 / 100 Gbit/s depending on model

Conditions: Match eCPRI/CPRI rate, wavelength and fiber budget

Referenced by Other Equipment

Internal catalog links

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