SATO PW4NX 4-inch Mobile Thermal Printer

The SATO PW4NX is a fast and reliable 4-inch mobile thermal printer designed for businesses that need desktop-class label output in a portable format. Built for mobile workflows in logistics, manufacturing, distribution, retail, field operations and warehouse environments, it combines 4-inch direct thermal printing, strong wireless connectivity, remote management capability and practical operator guidance in a rugged mobile platform. With a maximum print width of 104 mm, the PW4NX supports standard 4-inch mobile label applications such as shipping labels, carton labels, inventory labels, picking labels, delivery labels, product identification and on-demand process labels. Because it is a direct thermal printer, it is best suited to mobile label and receipt workflows where ribbon-free operation, fast handling and simple consumable management are key priorities. The printer delivers 203 dpi resolution and supports print speeds up to 6 ips in continuous and tear-off modes. In dispenser and linerless operation, print speed is up to 4 ips. This gives the PW4NX strong productivity for mobile label printing, especially in environments where operators need to print at the point of activity rather than return to a fixed workstation. The maximum print length of 1000 mm also provides flexibility for longer label formats within the 4-inch mobile category. Mobility is one of the key strengths of the PW4NX. The printer includes a 14.4 V / 2500 mAh lithium-ion smart battery and weighs 1,440 g including battery, excluding media. Its compact mobile design allows it to be used with accessories such as a belt clip, hand strap, belt loop, shoulder strap, carrying case, printer stand, charging cradles, battery chargers and vehicle power adapters. This makes it suitable for shift-based teams, warehouse operators, delivery processes and mobile workstations. The PW4NX is built for demanding mobile use. The specification lists IP54 protection and a tumble rating of 0.5 m for 1,000 cycles with battery and label installed. This makes the device better suited to active operational environments than a standard desktop printer, while still requiring appropriate handling and media protection in harsh conditions. Operating temperature ranges from -15 to 50°C, supporting use across a broad range of indoor and selected outdoor workflows. Connectivity is a major advantage of the PW4NX. Standard interfaces include USB 2.0, Bluetooth 5.0 BLE, NFC and dual-band 802.11a/b/g/n/ac wireless LAN with 2.4 GHz and 5 GHz support. Fast roaming helps maintain wireless performance in larger facilities where operators move between access points. NFC supports easier pairing and setup, while Bluetooth and WLAN connectivity make the printer suitable for use with mobile computers, tablets, enterprise applications and mobile workstations. Enterprise management is also well supported. The PW4NX is compatible with SATO Online Services and SOTI, helping businesses manage and maintain mobile printer fleets more efficiently. Remote settings through SNMPv3 and HTTP web interface support configuration and monitoring, while features such as status return, alarm sound, energy saving and auto power-off help simplify daily operation. These capabilities are especially valuable where multiple mobile printers are deployed across warehouses, vehicles or operational teams. The 2.4-inch colour TFT LCD display improves usability in the field. With tutorial videos on the display, multilingual LCD messages and a large status LED, operators receive clearer guidance for everyday tasks such as setting media rolls or handling basic maintenance. This can reduce training requirements and help avoid unnecessary downtime caused by simple handling errors. The PW4NX supports roll media and fan-fold media, with continuous, tear-off and dispenser print modes. Linerless printing is available on the linerless model only. Media widths from 38 to 111 mm, or up to 114 mm including liner depending on use case, give the printer flexibility for common 4-inch mobile labeling workflows. Gap and I-mark sensors support media detection for different label formats. For barcode and traceability applications, the PW4NX supports a wide range of 1D and 2D symbologies, including Code 39, Code 93, Code 128, GS1-128, GS1 DataBar, PDF417, Micro PDF, MaxiCode, GS1 Data Matrix, Aztec, QR Code, Micro QR Code and composite symbologies. This makes it suitable for inventory control, shipping, warehouse picking, transport labeling, manufacturing identification and other mobile data capture workflows. Integration is strengthened by support for SBPL and multiple emulation languages, including SZPL, SCPL, SIPL, SDPL and STPL. This helps reduce integration complexity when replacing older printers or deploying PW4NX units into mixed label printing environments. Compatibility with Apple iOS, Linux, Android and Windows further broadens its role in enterprise mobility projects. Overall, the SATO PW4NX is a high-capability 4-inch mobile barcode label printer for organisations that need reliable, fast and manageable mobile printing. It is particularly well suited to businesses that want to move label production closer to the point of work while maintaining enterprise-level control, connectivity and operational visibility.

Datasheet

Product Features

• Connection: USB, WIFI, Bluetooth, NFC
• Resolution: 203 dpi

Product Identifiers

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