Impinj Speedway Revolution R420 UHF RFID Reader (4 Port)
The Impinj Speedway Revolution R420 UHF RFID Reader from Impinj is a high-performance fixed RFID reader designed for enterprise environments. It delivers fast and accurate tag reading with advanced Autopilot technology that automatically optimizes performance based on surroundings. With 4 antenna ports (expandable up to 32), strong read sensitivity, and flexible power options including PoE, it is ideal for applications like inventory management, asset tracking, and logistics operations.
Key Highlights
- Autopilot Optimization
- Expandable Antenna Ports
- High Read Sensitivity
- Enterprise-Grade Reliability
- Flexible Power Options
Product Overview
The Impinj Speedway Revolution R420 UHF RFID Reader is a high-performance, enterprise-grade RFID reader engineered to deliver maximum item visibility, accuracy, and operational efficiency across demanding industrial environments. Built on Impinj’s proven RAIN RFID platform, this reader combines intelligent automation, scalable architecture, and superior RF performance to support modern inventory and asset tracking applications, At the core of the R420 is its innovative Autopilot technology, which continuously analyzes the RF environment and dynamically optimizes performance—ensuring consistent, high read rates even in the presence of interference or noise. Complemented by Autoset and dynamic antenna switching, the reader delivers exceptional throughput and reliability without manual tuning, making deployment faster and more efficient.
Designed for scalability, the device features 4 native antenna ports, expandable up to 32 read zones, enabling businesses to seamlessly scale from small setups to large, complex deployments. Its industry-leading receive sensitivity (up to -84 dBm) ensures longer read ranges and higher accuracy, even in challenging environments.
The R420 also stands out for its flexible deployment capabilities, including Power over Ethernet (PoE) support, which simplifies installation and reduces infrastructure costs. With enterprise-class durability, low power consumption, and robust interference rejection, it is built for continuous, high-volume operations across industries such as warehouse management, retail, logistics, and asset tracking.
Overall, the Speedway R420 is a market-leading RFID solution that combines intelligent automation, high-speed data capture, and scalable performance, making it an ideal choice for organizations seeking reliable, future-ready RFID infrastructure with minimal operational complexity.
Key Features & Capabilities
Enterprise-grade technology designed for mission-critical operations
Autopilot technology
Automatically senses the environment and configures the reader for optimal performance even in RF interference
Scalable read zones
Supports 4 native antenna ports and expandable up to 32 read zones using antenna hubs
High throughput performance
Enables up to 1,100 tag reads per second for fast-moving inventory environments
Superior sensitivity
Offers up to -84 dBm receive sensitivity for accurate long-range tag detection
PoE support
Supports 802.3af Power over Ethernet for simplified installation with a single cable
Technical Specifications
Key technical details and performance specifications
| Specification | Details |
|---|---|
| Use Cases | Optimized for 4 read zones; expandable to 32 with Antenna Hubs; up to 1,100 tag reads/sec |
| Antenna Ports | 4 |
| Read Zones (Maximum) | 32 with Antenna Hubs |
| Transmit Power (Max) | FCC: 32.5 dBm AC / 31.5 dBm PoE; ETSI: 31.5 dBm AC / 30.0 dBm PoE |
| Air Interface Protocol | GS1/EPCglobal UHF Gen2 (ISO 18000-63) or RAIN RFID |
| Receive Sensitivity (Max) | -84 dBm |
| Return Loss (Minimum) | 10 dB |
| Reliability | Enterprise Grade |
| Network Connectivity | 10/100BASE-T Ethernet |
| GPIO Support | Yes |
| USB Ports | 1 device (Type B), 1 host (Type A) |
| Management Console Port | RS-232 using a standard Cisco-style management cable (DB-9 to RJ-45) |
| Power Sources | 802.3af PoE or AC-DC power supply rated for 24Vdc/2.1A |
| Environmental Sealing | IEC IP52 |
| Shock and Vibration | MIL-STD-810G |
| Operating Temperature | -4ºF to 122ºF (-20ºC to 50ºC) |
| Humidity | 5% to 95% non-condensing |
| Dimensions | 7.5 x 6.9 x 1.2 in (19 x 17.5 x 3 cm) |
| Weight | 1.5 lb (0.7 kg) |
| RoHS Compliant | Yes |
| Library Support | Speedway SDK, ETK, and LTK library support |
| Warranty | 1 year limited; option to extend to 3 year Enhanced Maintenance |
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Frequently Asked Questions
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