12-Port Multiband RET Antenna | 698–960MHz & 1710–2690MHz

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The 12-Port Multiband RET Antenna is a premier sector solution for high-density 4G LTE and 5G NR deployments. By integrating two low-band (R1/R2) and four high-band (Y1-Y4) cross-polarized arrays into a single 2.08m fiberglass housing, it allows carriers to support a vast array of frequency combinations while minimizing tower footprint. Equipped with an integrated, replaceable RCU and 4.3-10 connectors, it delivers exceptional PIM stability and flexible remote coverage optimization.

  • Frequency Range: 2x (698-960MHz) & 4x (1710-2690MHz) Dual-Polarized Arrays
  • Port Configuration: 12-Port (12 x 4.3-10 Female)
  • Gain: Up to 16.0 dBi (Low Band) / 16.5 dBi (High Band)
  • Remote Electrical Tilt (RET): Integrated, replaceable RCU (AISG 2.0/3GPP compliant)

Main Product Introduction

This 12-port multiband antenna is designed for modern “lean” site architecture, where a single antenna must handle multiple generations of technology (700/800/900/1800/2100/2600MHz). The antenna utilizes 4.3-10 connector technology, which reduces overall weight and space while providing a robust, low-PIM interface that is essential for high-speed data throughput.

At the heart of its performance is the integrated Remote Control Unit (RCU). Supporting AISG 2.0 and 3GPP standards, the RET system provides independent electrical downtilt control for all six frequency pairs. This allows engineers to optimize the network’s “soft” footprint from the ground or a remote operations center, adapting to traffic changes or interference patterns in real-time. The mechanical build features a UV-resistant fiberglass radome and heavy-duty mounting hardware capable of withstanding wind speeds up to 216 km/h, ensuring consistent 24/7 reliability in any climate.

Electrical specifications
Frequency Range (MHz)R1/R2 -698~960
698~803790~862824~894880~960
Polarization±45°
Gain at mid tilt (dBi)14.815.515.816.0
Gain over all tilts (dBi)14.6±0.515.3±0.515.5±0.515.8±0.5
Horizontal 3dB beamwidth (°)69±668±566±565±5
Vertical 3dB beamwidth (°)10.1±0.99.6±0.89.2±0.78.8±0.6
Front to back ratio (dB) Total power, ±30° >22>23>23>24
Cross polar ratio (dB) (at Boresight)>16>16>16>17
Electrical downtilt (°)2~12
Sidelobe suppression (dB) (First sidelobe above main beam)>16>16>16>17
VSWR<1.5
Isolation: intra-system (dB)≥25
Isolation: inter-system (dB)≥25(R1//R2)
≥28(Other Ports)
Intermodulation IM3 (2×43dBm carrier)≤-153 dBc
Impedance (Ω)50
Max. power per input (W) @50°C400
Electrical specifications
Frequency Range (MHz)Y1/Y4-1710~2690Y2/Y3-1710~2690
1710~19201920~22002200~24902490~26901710~19201920~22002200~24902490~2690
Polarization±45°
Gain at mid tilt (dBi) (Bottom)15.515.916.516.3
Gain over all tilts (dBi) (Bottom)15.4±0.515.7±0.516.2±0.515.9±0.5
Gain at mid tilt (dBi) (Top)15.215.216.215.8
Gain over all tilts (dBi) (Top)15±0.515.3±0.515.9±0.515.6±0.5
Horizontal 3dB beamwidth (°)68±665±561±559±668±665±561±659±6
Vertical 3dB beamwidth (°)9.9±0.89.0±0.88.3±0.77.8±0.79.0±0.77.8±0.67.1±0.66.5±0.5
Front to back ratio (dB) Total power, ±30°>24>25>24>23>24>25>24>25
Cross polar ratio (dB) (at Boresight)>15>15>15>15>15>15>15>15
Electrical downtilt (°)2~122~12
Sidelobe suppression (dB) (First sidelobe above main beam)>16>16>16>16>16>16>16>16
VSWR<1.5<1.5
Isolation: intra-system (dB)≥25≥25
Isolation: inter-system (dB)≥28≥28
Intermodulation IM3 (2×43dBm carrier)≤-153 dBc
Impedance (Ω)50
Max. power per input (W) @50°C200
Mechanical specifications
Connector12×4.3-10 Female
Connector position Bottom
Height × width × depth (mm2080×469×198
Packing size (mm)2460×585×350
Antenna weight (kg)39.7
Installation kit weight (kg)5.4
Packing weight (kg)52.6
Wind load (N,at 150km/h) Frontal/Lateral/Rearside216
Max. wind velocity (km/h)903/273/924
Radome materiaFiberglass
Radome colorGray
Mechanical tilt (°)0-10
Operating temperature (℃)-50~65
Mounting hardware (mm)Φ50~Φ115
Integrated RET properties
RET typeIntegrated (Replaceable)
RET protocolAISG 2.0/3GPP
Power supply(V)10-30 DC
Power consumption(W)≤0.6 (Idle,12V),≤6 (In motion,12V)
Adjustment time (Full Range)<4Mins
Adjustment cycles>50,000
Temperature range (℃)-40~65
Lightning protection3KA(8/20μs) @ Pin5 & Pin3;
5KA(8/20μs) @ Pin1 / Pin6 & Pin7
Connectors2×8 Pin circle connector according to IEC 60130- 9 and AISG. Daisy chain in:Male,Daisy chain out:Female Pin1:12V;Pin3:RS485B;Pin5:RS485A;Pin6:10-30V; Pin7:GND;Pin2&Pin4&Pin8:N/C
12-Port Multiband RET Antenna | 698–960MHz & 1710–2690MHz
12-Port Multiband RET Antenna | 698–960MHz & 1710–2690MHz

Application Scenarios

  • High-Capacity 4G/5G Macro Sites: Consolidation of multiple bands into one antenna to save on lease costs and wind load.
  • Dynamic Network Optimization: Frequent tilt adjustments in growing urban areas via the AISG RET system.
  • Multi-Operator Site Sharing: Allowing different carriers to share a single antenna while maintaining independent tilt control.
  • Spectrum Refarming: Supporting legacy 2G/3G bands alongside new 4G/5G NR mid-band deployments.

Product Q&A

Q: How many independent RET motors does this antenna have?
A: The antenna features 6 independent RET (Remote Electrical Tilt) controls. This allows you to set the electrical downtilt for the two low-band arrays (R1, R2) and the four high-band arrays (Y1, Y2, Y3, Y4) completely separately.
Q: What is the benefit of the -153dBc PIM rating?
A: A PIM rating of -153dBc is an industry-leading standard that ensures minimal internal signal interference. This is crucial for high-order modulation (like 256QAM) used in 5G, ensuring the highest possible data speeds for end-users.
Q: Is the RET system compatible with older AISG 1.1 controllers?
A: The integrated RCU is designed for AISG 2.0 and 3GPP compliance. While most modern base stations support these protocols, please verify your specific controller’s backward compatibility or contact our technical team for firmware confirmation.
Q: How does the “Replaceable RCU” feature help with maintenance?
A: In traditional antennas, a motor failure meant replacing the entire unit. With our field-replaceable RCU, you can swap out the tilt control module at the bottom of the antenna without taking the entire antenna down, saving significant time and crane costs.
Quality Commitment

Why Trust Lxelec? Why Choose Our Products?

At Lxelec, we are committed to delivering only high-quality RF antenna products. Our strict quality assurance procedures ensure consistent performance and reliability in even the most demanding environments.

  • VSWR & Gain tested to meet specifications
  • Polarization & radiation pattern verified in anechoic chambers
  • Environmental tests: temperature, humidity, UV, salt spray, vibration
  •  
  • ISO 9001 certified quality management system

  • RoHS & CE compliant

  • Traceable serial numbers and batch control

  • Third-party reports available

  • Designed for 5–10 years lifespan

  • IP-rated waterproof and dustproof options

  • Stable from -40°C to +85°C

  • Expert RF support for deployment
  • Customization for gain, connectors, cables, frequency bands
  • Fast, responsive after-sales service
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