LK-P21 Product Image

The pictures shown are general images for product LK-P21 and may not be applicable to all part numbers

LK-P21 Mobile Printers

The POS-X LK-P21 has reached end of life.

With the new LK-P21, POS-X brings you a portable receipt printer with all the versatility and speed you would expect from the industry leaders, and puts it all in the palm of your hand. This cost- and time-effective mobile receipt printer will work with most standard operating systems (Win, Android, and iOS) and printing languages to give you thermal receipts when and where you need it. With a 10 hour battery and a print head lasting over 30 miles of printing, the LK-P21 will keep you printing on-the-go.

  • 2 Inch Print Width
  • USB/Serial and Bluetooth
  • IP42 seal rating against large-grit dust and water drops
  • 5' Drop Spec
  • Easy Paper Load
  • Direct Thermal Printing (no ribbon needed)
  • 10-Hour Battery Life (on standby)
  • 1 Year Warranty
Charging Note: The LK-P21 ships with charging equipment. See Accessories for any optional charging and communication supplies.
Product Specifications
Dimensions (WxDxH) 3.15" x 4.86" x 1.84" (80mm x 123mm x 46.8mm)
Weight 0.52 lbs (240g)
Color Black
Interface Options USB/Serial Standard, Bluetooth available
Battery 1130mAh,10Hrs stand-by
Print Method Direct Thermal
Print Resolution 203 dpi
User Interface Power Button
Print Speed 3.14"/sec (80mm/sec)
Roll Diameter Max 1.57" (40mm)
Paper Width Max 2.2" (58mm)
Supported Operating Systems Win 7, Win 8, Win 10, Win CE, Linux, Android, iOS
Sensors Cover Open, Paper End
Emulation ESC/POS,CPCL, ZPL Command compatible
Operating Temperature 14°F to 122°F (-10°Cto 50°C)
Drop Specification 5' (1.5m) on to concrete
IP Seal Rating IP42, resistant to large-grit dirt and dripping water
Warranty 1-Year

POS-X LK-P21 Reviews

POSGuys Rating: Not Rated

Customer Reviews


2 Year Warranty Extension (May be purchased at any point during product's warranty period) (Previously ZWE-CRW)
POS-X 3-Year Overnight Exchange Contract (Previously ZOE-CRW3)
POS-X 5-Year Overnight Exchange Warranty Upgrade (Must be purchased within 30 days of printer purchase.) (Previously ZOE-CRW5)
LK-P21 Battery(1130mA) (Batteries must be shipped via ground shipping)
LK-P21/22 Shoulder Strap
LK-P21 Battery Cradle
LK-P21 Leather Case

Previously Available Models