SIVA – UNI™ GP 42 – 4” × 2” UHF RFID Paper Label
The SIVA UNI™ GP 42 is a compact 4” × 2” UHF RFID paper label designed for high-volume logistics, parcel shipping, carton labeling, and pallet tracking. Its smaller footprint makes it ideal for applications where space is limited but long-range RFID performance and fast scanning are still required.
Operating across global UHF RFID frequencies (865–928 MHz), the GP 42 delivers excellent read performance on cardboard and plastic, supporting efficient workflows in warehouses, distribution centers, e-commerce fulfillment, postal services, and 3PL operations. The printable white paper face stock enables high-quality thermal transfer printing of barcodes, shipping data, EPCs, serial numbers, and compliance markings, allowing seamless integration into existing shipping and WMS systems.
Engineered as a cost-effective RFID shipping label, the GP 42 is ideal for organizations scaling RFID adoption across case-level and parcel-level identification without increasing labeling complexity or cost.
Specification
RF Specification
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Air Interface Protocol: ISO/IEC 18000-63:2015, EPCglobal Gen2v2
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Operational Frequency: Global 865–928 MHz
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IC Type: Impinj Monza M830
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Memory Configuration:
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EPC: 128 bit
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TID: 96 bit
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Read Range (2W ERP):
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On plastic: up to 14 m (45.9 ft)
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On cardboard: up to 17.5 m (57.4 ft)
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Applicable Surfaces: Non-metallic materials
Physical Specification
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Face Stock: Printable white paper
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Label Size: 101.6 × 50.8 × 0.2 mm (4″ × 2″ × 0.01″)
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Adhesive: High-performance permanent adhesive with excellent bonding
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Delivery Format: 1000 labels per roll
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Label Pitch: 53.98 mm (2.12″)
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Core Inner Diameter: 76 mm (3″)
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Weight: 0.64 g
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Release Liner: White PET
Environmental Resistance
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Operating Temperature: –20 °C to +70 °C (–4 °F to +158 °F)
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Adhesive Service Temperature: –20 °C to +85 °C (–4 °F to +185 °F)
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Application Temperature: +10 °C to +38 °C (+50 °F to +100.4 °F)
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Ingress Protection: IP60
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Storage Conditions: +23 °C / 50 % RH
Benefits
4” × 2” size is ideal for parcels and cartons where label space is limited.
Delivers up to 17.5 m read range on cardboard, supporting fast dock-door and conveyor scanning.
Paper construction and optimized inlay design make it an economical choice for large-scale logistics deployments.
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- Device type: RAIN RFID / EPCglobal Gen2v2, NFC Forum Type 5
- Air interface protocol: ISO/IEC 18000-63, ISO/IEC 15693
- Operational frequency: RAIN RFID (865-928 MHz), NFC (13.56 MHz)
- IC type: EM Microelectronic EM4425
- Memory configuration: EM4425 V10 (HF: 64 bit UID, UHF: 288 bit EPC, 256 bit User, 96 bit TID, Shared user memory for HF and UHF: 1472 bits), EM4425 V12 (HF: 64 bit UID, UHF: 96 bit TID, 2048 bit configurable memory can be divided to 96 – 480 bit UHF EPC and shared user memory for HF and UHF, Web authentication uses AES-128 to create a onetime password (OTP) crypto signature)
- Read range: RAIN RFID (On cardboard up to 11m / 36 ft, On plastic up to 10m / 33 ft), HF/NFC (Mobile phone up to 3cm, Fixed reader up to 60cm)
- Applicable surface materials: Non-metallic surfaces
- Tag materials: Printable white PET, resin ribbon recommended
- Background adhesive: High performance acrylic adhesive optimized for low surface energy plastics
- Weight: <1g
- Delivery format: 1000 pcs / reel
- Pitch on reel: 38.1 mm / 5 in
- Reel core inner diameter: 76 mm / 3 in
- Tag dimensions: 36 x 70 x 0.2 mm / 41 x 2.75 x 0.01 in
- Operating temperature: -35degree C to +85degree C / -31F to +185F
- Ambient temperature: -35degree C to +90degree C / -31F to +194F
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- Device type: UHF RFID / EPCglobal Gen2v2
- Operational frequency: Global 860-960MHz
- IC type: Impinj Monza 4E
- Memory configuration: EPC 496 bit; User 128 bit; TID 96 bit
- Read range: ETSI – up to 9 m / 27 ft, FCC – up to 10.5 m / 34 ft
- Applicable surface materials: Glass
- Tag materials: Aluminum antenna with acrylic adhesive (back side), Inkjet and thermal printable transparent PET (front side)
- Weight: <1 g
- Delivery format: 1000 pcs on reel
- Pitch on reel: 22.86 mm / 0.9 in
- Reel core inner diameter: 76 mm / 3 in
- Tag dimensions: 90 x 15 x 0.2 mm / 3.54 x 0.45 x 0.008 in
- Operating temperature: -35degree C to +85degree C / -31F to +185F
- Ambient temperature: -35degree C to +85degree C / -31F to +185F
- Storage condition: 1 year in +20degree C / 50% RH (shelf life for adhesive)
- Expected lifetime: Years in normal operating conditions
- Chemical resistance: No physical or performance changes in various exposures
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