FEIG – ID LRMU4000 UHF Long Range Reader Module
The ID LRMU4000 is a powerful UHF reader module engineered for seamless integration into machines, control panels, and industrial systems. Offering up to 2W configurable RF power, four antenna ports, and onboard edge computing, it enables advanced long-range RFID applications without the need for external processing. Compact and rugged, the module includes industrial I/O support, secure key storage, and a Linux-based OS—making it ideal for use in automation, engineering, and custom-built RFID solutions.
Specification
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Output Power: 100 mW to 2 W, configurable in 100 mW steps
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Antenna Ports: 4 x MCX (50 Ohm), internal multiplexer
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Interfaces: Ethernet (RJ45), RS485, USB OTG
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I/O:
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2 Optocoupler inputs
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2 Optocoupler outputs
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2 Relay outputs (1 A switching, 2 A continuous)
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Power Supply: 12–24 V DC ±10%, PoE+
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Computing: ARM Cortex-A7 + M4, 1 GB Flash, 512 MB RAM
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Operating System: Embedded Linux
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Reader Modes: Host, Buffered Read, Notification
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Mounting: Includes aluminum plate for mounting and heat dissipation
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Protection: RF diagnostics, antenna SWR monitoring, thermal control
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Transponder Support: EPC Class1 Gen2, ISO 18000-63, ISO 29167
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Operating Temp: –40 °C to +70 °C
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Certifications: EN 302 208, FCC, IC RSS-247, EMC, Cybersecurity
Benefits
With no housing and multiple screw points, the LRMU4000 installs directly inside machines or panels, saving space while allowing flexible design.
Built-in computing and application hosting capabilities let you run custom logic locally—reducing latency and simplifying system architecture.
Full transponder support, secure key storage, and rugged inputs/outputs make this reader ideal for long-term industrial deployment.
Related Products
The Shielded HF Pad Antenna, ID ANTS370/270-A and ID SPAD102, is a contactless data exchange antenna designed for desktop applications in offices and libraries. It allows for traceability of files and documents, as well as detection of lendable items at check out or return points. With a read range of over 30 cm, these antennas offer outstanding performance and modern design.
- Dimensions: 376 mm x 276 mm x 27 mm (14.8 inch x 10.0 inch x 1 inch)
- Weight: approx. 2.0 kg (4.4 lbs)
- Housing: Acrylic glass pad, plastic SB upper part, zinced steel lower part
- Color: Transparent or black pad, similar RAL 9003 (white) upper part
- Protection class: IP30
- Operating frequency: 13.56 MHz
- Max. transmitting power:5 W
- Antenna connection: RG58 coaxial cable with SMA connector (50 ohm); approx. 2.3m long
- Indicator, optical: 1 LED (blue; switchable via DC voltage at the antenna output of the reader)
- Temperature range: Operation: -25 degree C up to +55 degree C (-13 F up to 131 F), Storage: -25 degree C up to +70 degree C (-13 F up to 158 F)
- Relative air humidity: 5% up to 95% (non-condensing)
The ID ANT.U280/210 is a versatile UHF flat-panel antenna, engineered for peak performance in compact spaces. With a height of just 8mm, this ultra-flat antenna delivers a robust reading range of up to 4 meters, making it ideal for Smart Shelf applications and environments with limited installation space. Its circular polarization ensures optimal performance, while integrated mounting holes allow for easy installation on any flat surface. The ID ANT.U280/210 is constructed from durable, fire-retardant ABS material and features an IP54 protection rating, ensuring reliable operation in various industrial, production, and retail environments. Compatible with several FEIG UHF readers, this antenna is designed to meet the demanding requirements of modern RFID applications.
- Dimensions: 275 mm x 214 mm x 8 mm
- Weight: 500 g
- Housing: ABS, fire-retardant
- Color: Black
- Protection Class: IP54
- Gain: Approx. 5 dBic
- 3 dB Beam Width: 60 x 80
- Polarization: Circular (RHCP)
- Antenna Connector: SMA (female)
- Operating Frequencies:
- EU Variant: 865 MHz – 868 MHz
- FCC Variant: 902 MHz – 928 MHz
- Temperature Range:
- Operation:-20 degree C to +55 degree C
- Storage:-30 degree C to +65 degree C
- Compatibility:
- ID LRU500i UHF Long Range Reader (with cable type B)
- ID MAX.U500i
- ID LRU1002 UHF Long Range Reader (with cable type A)
- ID LRU3000/ID LRU3500
- ID MAX.U1002
- ID MRU102 UHF Mid Range Reader (with cable type A)
- ID MRMU102 UHF Mid Range Reader Module (with cable type A)
- Accessories:
- ID ANT.C2-A UHF antenna cable SMA / SMA 2 m
- ID ANT.C2-B UHF antenna cable SMA / TNC 2 m
- ID ANT.C6-A UHF antenna cable SMA / SMA 6 m
- ID ANT.C6-B UHF antenna cable SMA / TNC 6 m
The UHF Mid-Range Antenna ID ANT.U150/150 by FEIG ELECTRONIC GmbH is a robust, compact, and aesthetically pleasing antenna designed for a variety of demanding environments. With a circular polarization that ensures optimal performance and reliable read ranges up to 4 meters, this antenna is ideal for logistics, industrial applications, railway systems, waste management, and retail inventory tracking. Its IP68 protection class makes it suitable for permanent outdoor use, even in harsh industrial settings. The ID ANT.U150/150 features a VESA100 standard mounting for easy installation and is compatible with multiple FEIG UHF readers, making it a versatile solution for efficient asset tracking and inventory management.
- Dimensions: 151 mm x 150 mm x 14.5 mm
- Weight: 230 g
- Housing: ABS, UV resistant, and fire-retardant
- Protection Class: IP68
- Gain: Approximately 5 dBic
- 3 dB Beam Width: 105 x 105
- Polarization: Circular (RHCP)
- Antenna Connector: SMA (female)
- Operating Frequencies:
EU Variant: 865 Mz – 868 MHz
FCC Variant: 902 MHz – 928 MHz
The UHF near-field antenna ID ANT.U82/82 is a compact and high-performance antenna that is ideal for use in enclosed spaces. With its small form factor and defined near-field reading area, it can be installed almost anywhere. It operates in a wide frequency range of 864-928 MHz, making it suitable for worldwide use.
- Dimensions: 82 mm x 82 mm x 9.5 mm
- Weight: approximately 50 g
- Housing: ABS material
- Color: anthracite
- Max. input power: 1 W
- Antenna connector: SMA (female)
- Anti-static Protection/Antenna Detection: 60 Ohm DC Resistance (typical)
- Operating frequencies: 864 MHz up to 928 MHz
- Temperature range:
- Operation: 0degree C up to +50degree C
- Storage:-30degree C up to +60degree C
The ID ANT.U75/50 is a UHF antenna designed for short read ranges. It operates at frequencies of 865-868 MHz and 902-928 MHz, making it suitable for use with the UHF Reader module ID MU02-02 and the Mid Range Readers ID MR(M)U102. With its compact design and low installation depth, it is an ideal choice for applications requiring a compact UHF antenna.
- Dimensions: 75 mm x 50 mm x 3 mm
- Connection: U.FL connector
- Operating frequencies: 865-868 MHz (EU), 902-928 MHz (FCC)
- Impedance: 50 ohm
- Maximum input power: 300 mW
- Read range:
- Far Field Tags: up to 20 cm
- Near Field Tags: up to 4 cm
- Gain: -20 dBi (linear)
- SWR:
- EU: <5:1
- FCC: < 2.0:1
The ID ANT.U290/290 and ID ANT.U580/290 are robust UHF RFID antennas designed for optimized reading performance. With circular polarization, these antennas allow for the identification of transponders in different orientations, enabling 3-dimensional identification in gate applications. They are suitable for both indoor and outdoor use, with a high protection class IP67 rating. These antennas have a modern and elegant design, and they are available in different dimensions and colors. They have TNC connectors and VESA connection for easy installation. The ID ANT.U580/290 has a 30° beam width, making it particularly suitable for vehicle identification and Free Flow Tolling systems.
- Dimensions (ID ANT.U290/290): 288 mm x 288 mm x 65 mm
- Dimensions (ID ANT.U580/290): 576 mm x 288 mm x 80 mm
- Housing: PC / Aluminium
- Color: Anthracite, translucent
- Weight (ID ANT.U290/290): 1,550 g
- Weight (ID ANT.U580/290): 3,850 g
- Protection class: IP67
- Gain (ID ANT.U290/290): Approx. 9 dBic
- Gain (ID ANT.U580/290): Approx. 11 dBic
- 3 dB beam width (ID ANT.U290/290): 65 x 65
- 3 dB beam width (ID ANT.U580/290): 30 x 65
- Polarization: Circular
- Antenna connection: TNC socket (50 ohm)
- Temperature range (ID ANT.U290/290): -25 degree C up to +55 degree C
- Temperature range (ID ANT.U580/290): Not specified
- Storage temperature range (ID ANT.U290/290): -25 degree C up to +80 degree C
- Tolerances: ±0.5 mm