SRP-S300 Series

Higher Performance and Lower TCO

The SRP-S300 3-inch (80mm) direct thermal liner-free label and receipt printer, providing high performance printing which is ideal for a number of industries including retail, hospitality, food delivery, logistics, lottery and more.

Printing at speeds up to 170mm/sec (liner-free labelling), 300mm/sec for receipts, the SRP-S300 produces 203dpi resolution text, graphics and 1D/2D barcodes. Supporting five widths of media including 83 / 80 / 62 / 58 / 40mm, the printer’s eco features include back-feeding technology which saves 20% on paper expenses and paper saving mode, while reducing the length of a receipt up to 25%.

Sporting a smart ergonomic design, the SRP-S300 is accompanied with a built in power supply to save on counter space and protect against water damage. Bundled together with a built-in B-Melodist, providing a voice error messages notifying users of the immediate issues to be addressed. The SRP-S300 also supports Easy Tracking™, a unique label plate found on the bottom of the printer providing a simple QR code linking to a technical support micro site.

The SRP-S300 is supplied with built-in USB 2.0 alongside optional I/F card (Serial, Parallel, Ethernet, WLAN and Bluetooth). The SRP-S300 is compatible with market-leading programming languages by an extensive range of drivers and SDKs (Software Development Kits) and supports a 2 year warranty.


Multiple Media Choices

– Supports both Linerless Label and
Receipt printing
– Various media widths supported
•SRP-S300: 40 / 58 / 62 / 80 / 83 mm
•SRP-S320: 40 / 58 / 62 / 80 mm
– Handling large media roll diameter
of up to 103 mm (SRP-S300) and
120 mm (SRP-S320)


Exceptional Technology

– A water-resistant cover protects the main-board
from water and moisture (IP21 certified)
– Optional taken sensor : Label will not continue to
print until current label is removed to prevent
– Built-in B-Melodist
– Voice error message
– SRP-S300Hi / S320Hi : Connects various USB peripherals, web & cloud based printing

Lower TCO

– World’s first linerless label printer equipped
with specialized back-feed technology
– Anti-jam technology is provided by special paper path design and automatic guillotine cutting system
– Paper saving mode reduces the length of a receipt up to 25%
– Easy to replace auto cutter is included


Print Method Direct Thermal
Print Speed SRP-S300L/LX: Up to 170 mm/sec SRP-S300R: Up to 300 mm/sec SRP-S320: Up to 150 mm/sec
Print Resolution 203 dpi
Print Width SRP-S300: Up to 80 / 72 / 60 / 48 / 32 mm SRP-S320: Up to 72 / 60 / 48 / 32 mm
Sensor SRP-S300: Paper End, Black Mark, Cover Open, Paper Taken (Option), Paper Near End(Receipt Only) SRP-S320: Paper End, Black Mark, Cover Open, Paper Taken
Media Type SRP-S300L/T: Sticky, Re-stick SRP-S300LX/TX, SRP-S320: Linerless Extreme SRP-S300R: Receipt
Media Width Standard: 80 mm SRP-S300 Optional: 40 / 58 / 62 / 83 mm SRP-S320 Optional : 40 / 58 / 62 mm
Media Roll Diameter SRP-S300: Up to 103 mm SRP-S320: Up to 120 mm
Media Thickness 0.06 ~ 0.09 mm
Supply Method Easy Paper Loading
Dimensions (WxLxD) SRP-S300: 156 x 210 x 160 mm (6.14 x 8.27 x 6.30 inch) SRP-S320: 156 x 227 x 161 mm (6.14 x 8.94 x 6.34 inch)
Weight SRP-S300: 2.00 kg (4.40 lbs.) SRP-S320: 2.20kg (4.85 Ibs.)
Power Energy Star Certified, External Power, Adaptor 24V/2.5A
Drawer Port SRP-S300: 2 Ports (Via y-type adaptor) SRP-S320: N/A
Memory 64 Mbit SDRAM, 32 Mbit FlashROM
NV Image Memory SRP-S300: 256 Kbytes (Mono) SRP-S320: 768 Kbytes (Mono)
Receive Buffer 4 Kbytes
User Define Buffer 12 Kbytes
Interface SRP-300 Standard: USB V2.0 FS Optional: USB V2.0 FS + Serial / Parallel / Ethernet / WLAN¹ / Bluetooth / Powered USB SRP-S320 Standard: USB V2.0 FS + Ethernet Optional: USB V2.0 FS + Ethernet + Serial / WLAN¹ / Bluetooth SRP-S300Hi/320Hi (B-gate Hub Interface): 3 USB Host ports (V2.0 HS) + 1 USB charging port + 1 Device port (V2.0 HS) + Ethernet + WLAN² ------------------------------------------------ WLAN¹: 802.11a/b/g/n (Infrastructure, Ad-hoc, Wi-Fi Direct, SoftAP) - WEP40/104, WPA1/2 (PSK, EAP) WLAN²: 802.11a/ac/b/g/n USB dongle type (Optional) Bluetooth: V5.0 (MFi certified)
Temperature Operating: 0 ~ 45℃ (32 ~ 113℉) Storage: -20 ~ 60℃ (-4 ~ 140℉)
Humidity Operating: 10 ~ 80% RH Storage: 10 ~ 90% RH
Thermal Print Head (TPH) SRP-S300L: 75 Km SRP-S300R: 150 Km
Auto Cutter SRP-S300L: 1 Million Cuts SRP-S300R: 3 Million Cuts
Emulation BXL / POS
Driver / Utility Windows Driver, OPOS Driver, JPOS Driver, Linux / Mac CUPS Driver, Virtual COM USB/Ethernet Driver, Utility Program
SDK iOS SDK, Android SDK, Windows SDK
Character Size Font A: 12 × 24 Font B: 9 × 17 Font C: 9 × 24 KOR, CHN, JPN: 24 x 24
Characters Per Line Font A: 48 Font B, C: 64 KOR, CHN, JPN: 24
Character Sets Alphanumeric: 95 Extended Graphics:128 × 33 page International: 32
Graphics Supporting User-Defined Fonts, Graphics, Formats, and Logos
Barcode Symbologies 1D: UPC-A, UPC-E 2D: Data Matrix, PDF417, QR Code
Accessories Standard SRP-S300: 2 inch Partition (62/58/40 mm), 3 inch Partition (83 mm) SRP-S320: 2 inch Partition (62/58/40 mm)
Accessories Optional External buzzer, B-Melodist(SRP-S300 only), USB A-B Cable 1.8m, USB to Serial cable, WLAN Dongle, Powered USB (0.5/1.2m - SRP-S300 only), Serial Cable (9-9/25-9pin)

Model Options


Higher Performance and Lower TCO
The SRP-S300 3-inch (80mm) direct thermal liner-free label and receipt printer, providing high performance printing which is ideal for a number of industries including retail, hospitality, food delivery, logistics, lottery and more.


3-inch (80mm) Linerless Label mPOS Hub Printer
The SRP-S300Hi/S320Hi is a mPOS hub interface for the 3-inch (80mm) Linerless label and receipt printer which connects directly to your chosen tablet or smartphone device. Delivering high quality label and receipt media at 203dpi for a range of industries including Retail, Hospitality, Logistics and more.


3-inch (80mm) Linerless Label Printer
The SRP-S320 is a 3-inch (80mm) dedicated linerless label printer with a 120mm media roll diameter. Featuring a silicone-coated platen roller featuring an embossed surface to ensure long-term printing for a range of linerless media adhesives. Producing printed linerless labels at speeds of up to 150mm/sec at 203dpi with 40 / 58 / 62 / 80mm media width options. The SRP-S320 compliments a range of Hospitality, Retail and Logistics applications.



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