CK-A8A

8dBi Impinj RFID Antenna: High-Gain UHF RFID Solution

Enterprise-Grade UHF RFID Antenna for Long-Range Asset Tracking

✔️ 8dBi High Gain & <1.4 VSWR Performance

✔️ IP65 Weatherproof Housing for Outdoor Use

✔️ 35°-65° Adjustable Beamwidth for Precision Coverage

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Precision Gain, Industrial Strength

The CK-A8A 8dBi Impinj RFID Antenna is an UHF circular-polarized solution optimized for Impinj-based RFID systems. Engineered with <3dB axial ratio and 1.4:1 VSWR, it delivers reliable 10m+ read performance in retail inventory, manufacturing WIP tracking, and smart warehouse applications. The ABS housing with UV-resistant coating ensures 5+ years outdoor durability.

Ideal for RFID infrastructure deployment: Retail shelf monitoring, production line asset verification, and automated warehouse portals requiring Impinj chipset compatibility.

Asset management

Library Management

Warehouse Logistics

Pharmaceutical Management

Warehouse pallet tracking

Automobile assembly line

Cykeo CK-CK-A8A 8dBi Impinj RFID Antenna Specification

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KEY FEATURES OF CYKEO CK-A8A IMPINJ RFID ANTENNA

Advanced Circular Polarization Technology

Precision-engineered helical design achieves <3dB axial ratio for 360° tag orientation tolerance, ensuring 99.2% read accuracy in rotating conveyor systems.

Dual-Band Tuning Capability

Field-adjustable frequency tuning 840-960MHz through embedded dip switches, compatible with global UHF standards including ETSI EN 302 208 and FCC Part 15.

Precision Beam Control

35° H-plane & 65° E-plane beamwidth

Universal Mounting

Pole-mount compatible up to 50mm diameter

Smart Beamforming

Patented H-plane beam compression technology delivers 35° horizontal coverage for high-density racking systems, reducing adjacent antenna interference by 62%.

Low-VSWR Architecture

Triple-layer impedance matching network maintains ≤1.4 VSWR across full frequency range, maximizing power transfer efficiency to RFID readers.

CK-A8A 8dBi Impinj RFID Antenna Specifications

Main Specifications

ModelCK-A8A
BrandCykeo
Product Name8dBi Impinj RFID Antenna

Physical Parameters

Dimensions453*163*20MM
Polarization TypeSwitchable Circular (LHCP/RHCP)
Connector TypeSMA
MaterialABS
weight700G
IP RatingIP65

Developer Support

API InterfacesRESTful & Native APIs (IoT/ERP Integration Ready)
LanguagesJava, C# (Cross-Platform Compatibility)
Secondary Development SDKFull toolkit for custom firmware & app development

Performance Parameters

Frequency Range840MHz～960MHz
Protocol SupportISO/IEC 18000-6C, EPC Class1 Gen2
Peak Gain @915MHz8dBi
Axial Ratio<3dB
H-plane HPBW35°
E-plane HPBW65°
VSWR≤1.5:1
Impedance50Ω

Operating Environment

Operating Temperature-40°C~+85°C
Humidity8%–100% RH
Storage-25°C to +50°C

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IMPINJ RFID ANTENNA FAQS

How to Optimize CK-A8A Impinj RFID Antenna Performance with RAIN RFID Systems?

Technical Tuning Guide
The CK-A8A Impinj RFID Antenna is engineered for seamless integration with RAIN RFID ecosystems like Impinj R700 readers and E710 gateways. To maximize performance:

Frequency Alignment: Set to 865-868MHz (EU) or 902-928MHz (FCC) via dip switches on the antenna baseplate.
Power Matching: Ensure 30dBm ±0.5dB output from the reader to maintain <1.4 VSWR across all channels.
Polarization Selection:
- Circular Polarization (Default): For dynamic tag orientations in conveyor systems (98% read accuracy at 8m).
- Linear Polarization: Switch via the rear panel for palletized goods in fixed orientations (12m max range).

Case Study: A European apparel warehouse achieved 99.2% read rates on hanging garments by pairing CK-A8A antennas with Impinj xArray gateways in CP mode, reducing misreads by 40% versus generic antennas.

What Makes This Antenna Ideal for Multi-Reader Impinj Deployments?

Interference Mitigation Strategy
When deploying multiple CK-A8A antennas in dense environments like airport baggage handling or retail inventory portals:

Channel Hopping: Use Impinj’s Dense Reader Mode (DRM) to automatically avoid frequency clashes between adjacent antennas.
Spatial Planning:
- Maintain 3-5m spacing between antennas (horizontal)
- Angle vertical tilt at 15°-30° to create overlapping read zones
Null-Fill Technology: The antenna’s patented 5dB beamwidth compensation minimizes dead zones near metal structures.

Performance Metrics:

Scenario	Standard Antenna	CK-A8A Impinj Antenna
Tags Read/M² (Metal Rack)	850	1,200 (+41%)
Cross-Reader Interference	18%	4% (-78%)

How to Maintain Impinj RFID Antennas in Harsh Industrial Environments?

Preventive Maintenance Protocol
Extend the CK-A8A’s 5-year lifespan in challenging conditions like automotive plants or cold storage facilities:

Quarterly Checks:
- Inspect SMA connectors for oxidation (apply No-Ox ID A-Special grease if needed).
- Test VSWR with a handheld analyzer – replace if >1.6:1.
Environmental Adaptations:
- High Dust: Clean radome with compressed air (max 30 PSI).
- Sub-Zero Temps: Use thermal pads (included) between antenna and mounting surface to prevent condensation.
Firmware Updates: Sync with Impinj’s Octane SDK to enable new features like adaptive beam steering.

Field Test Results: In a -25°C frozen food warehouse, CK-A8A antennas maintained <1.5 VSWR over 18 months versus industry average of 2.0+ after 6 months.

Cykeo RFID Application

Cykeo RFID solutions empower cross-industry operations, delivering precision tracking for supply chain optimization, industrial IoT deployments, and mission-critical asset management across logistics, healthcare, aviation, smart manufacturing, energy infrastructure, and security systems.

Warehousing

RFID-enabled 3D inventory systems achieve 99.6% stock accuracy with 20-meter bulk scanning capabilities.

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Logistics

RFID+IoT cross-docking solutions boost cargo processing speed to 600 units/hour with zero manual input.

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Tool Tracking

RFID-powered tool tracking reduces equipment retrieval time by 53% in live-line maintenance operations.

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Healthcare

Medical-grade RFID sterilization control cuts surgical instrument prep errors by 78%.

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