LM-550A2BH/PC
Electronic Lettering Machine

MAX LETATWIN LM-550A2BH is portable, high speed thermal transfer printer for control panel marking, wire numbering, and device labeling. Using thermal transfer technology, it is ideal for printing directly onto heat-shrink and PVC tubing and for printing on MAX polyester tapes for marker strip labeling. Unique features include the ability to make half-cut or full cut parts, a warming element and optional battery power capability. Our enhanced software LETATWIN PC Editor and driver can be downloaded from our website. Connect to a computer and print directly to the machine, or save marker data to the machine's large internal memory and take it with you on-site. Engineered for high productivity and robust environments, including a shock resistant rubber keyboard, you will use your LETATWIN trouble free for many years to come.










Applications
- Control Panels
- Switch Boards
- Patch Pannels
- Terminal Blocks
- Power Distribution
- Automation
- Wire harnesses
Features



- INTEGRATED RECHARGEABLE BATTERY
When plug-in power is not available, this upgrade enables the user to continue wire numbering and device labeling on site by loading 4 AA size batteries. - HIGH SPEED PRINTING
The LM-550A makes wire markers at a top speed of 40mm/sec. The unique half cut technology makes it easier to take the markers with you. - PC CONNECTIVITY
Connect to PC with USB, and save time on data entry. Export your CAD file as a CSV filetype, then copy and paste from Excel to LETATWIN PC EDITOR. - STORE JOB FILES
Maximum 250,000 characters built-in large memory storage. - DECREASE TIME RE-LOADING CONSUMABLES
Long consumable roll length, 110 meters for ink ribbon, 16 meters for tape. - COMPACT AND HANDY
Plastic carrying case included.
Specifications
DIMENSIONS
|
3.7"(H) x 11.61"(W) x 11.54"(L) |
---|---|
WEIGHT
|
5.3 lbs |
PRINTING METHOD | Thermal Transfer Method (300dpi) |
DISPLAY | LCD dot matrix: 64 x 160 Pixel (Backlit) |
PRINTING SPEED | 40mm/s (Standard) 20mm/s (Low Temperature Mode) |
MAXIMUM PRINTING LENGTH | Tube : 100m, Tape : 5m By multiple copy printing, maximum 30 copies, up to Tube : 100m, Tape : 7m |
MAXIMUM NUMBER OF CHARACTERS TO INPUT | 5,000 characters per file |
CHARACTER SIZE | 1.3, 2, 3, 4, 6mm height |
USABLE TUBE | φ1.5mm - 8.0mm (PVC Tube) φ2.0mm - 6.5mm (Heat Shrink Tube) (For Grip Tube φ1.5 - 2.0mm tubes, the dedicated attachment is required.) |
USABLE TAPE | Width 5, 9, 12mm (MAX genuine tape) |
TUBE CUTTING METHOD | Auto half cut, manual full cut |
INTERNAL MEMORY | 250,000 characters (Maximum 50 files) |
EXTERNAL MEMORY | USB memory |
INTERFACE | USB 2.0 full speed |
POWER SUPPLY | DC12V, 4.2A Use only specified AC Adapter (100V - 240V) / 4 AA batteries |
POWER CONSUMPTION | MAX 40W |
OPERATING ENVIRONMENT | 10℃ to 35℃ |
Consumables

Description | Size | Package | |
---|---|---|---|
Ink Ribbon For Vinyl PVC Tube | LM-IR50B Black Ribbon | 110m/roll | 10rolls/box |
Ink Ribbon For Heat Shrink Tube | LM-IR50BP Black Ribbon | 110m/roll | 10rolls/box |
Ink Ribbon For Black Heat Shrink Tube | LM-IR50W White Ribbon | 70m/roll | 10rolls/box |
Ink Ribbon Case | LM-RC500 Ribbon Case | 20pcs./carton | |
Grip Tube (Vinyl PVC/Drum Roll) | LM-TU29G White Tube | 1.9MM to 2.1MM, 100m/roll | 1roll/carton |
Grip Tube (Vinyl PVC/Drum Roll) | LM-TU37G White Tube | 2.5MM to 2.7MM, 100m/roll | 1roll/carton |
"L" Tube (Vinyl PVC/Drum Roll) | LM-TU425L2 White Tube | 2.5mm dia. x 250m/roll | 1roll/carton |
"L" Tube (Vinyl PVC/Drum Roll) | LM-TU427L2 White Tube | 2.7mm dia. x 250m/roll | 1roll/carton |
"L" Tube (Vinyl PVC/Drum Roll) | LM-TU432L2 White Tube | 3.2mm dia. x 250m/roll | 1roll/carton |
"L" Tube (Vinyl PVC/Drum Roll) | LM-TU434L2 White Tube | 3.4mm dia. x 250m/roll | 1roll/carton |
"L" Tube (Vinyl PVC/Drum Roll) | LM-TU436L2 White Tube | 3.6mm dia. x 250m/roll | 1roll/carton |
"L" Tube (Vinyl PVC/Drum Roll) | LM-TU442L White Tube | 4.2mm dia. x 200m/roll | 1roll/carton |
"L" Tube (Vinyl PVC/Drum Roll) | LM-TU452L White Tube | 5.2mm dia. x 135m/roll | 1roll/carton |
"L" Tube (Vinyl PVC/Drum Roll) | LM-TU464L White Tube | 6.4mm dia. x 100m/roll | 1roll/carton |
"L" Tube (Vinyl PVC/Drum Roll) | LM-TU480L White Tube | 8.0mm dia. x 70m/roll | 1roll/carton |
"N" Tube (UL224 Certification) | LM-TU332N2 White Tube | 3.2mm dia. x 100m/roll | 5rolls/carton |
"N" Tube (UL224 Certification) | LM-TU336N2 White Tube | 3.6mm dia. x 100m/roll | 5rolls/carton |
"N" Tube (UL224 Certification) | LM-TU342N2 White Tube | 4.2mm dia. x 80m/roll | 5rolls/carton |
"N" Tube (UL224 Certification) | LM-TU352N2 White Tube | 5.2mm dia. x 80m/roll | 5rolls/carton |
Label Tape Cassette | LM-TP505W(White) | 5mm(W) x 16m(L)/pc. | 10pcs./box |
Label Tape Cassette | LM-TP505Y(Yellow) | 5mm(W) x 8m(L)/pc. | 10pcs./box |
Label Tape Cassette | LM-TP505T(Transparent) | 5mm(W) x 8m(L)/pc. | 10pcs./box |
Label Tape Cassette | LM-TP509W(White) | 9mm(W) x 16m(L)/pc. | 10pcs./box |
Label Tape Cassette | LM-TP509Y(Yellow) | 9mm(W) x 8m(L)/pc. | 10pcs./box |
Label Tape Cassette | LM-TP509T(Transparent) | 9mm(W) x 8m(L)/pc. | 10pcs./box |
Label Tape Cassette | LM-TP512W(White) | 12mm(W) x 16m(L)/pc. | 10pcs./box |
Label Tape Cassette | LM-TP512Y(Yellow) | 12mm(W) x 8m(L)/pc. | 10pcs./box |
Markable Slide Plate | LM-KM4107 | w10.7mm x t0.5mm x 25m/roll | 20rolls/carton |
Half Cutter Unit | LM-HC340 | 2pcs./box |
Manuals/Videos
Owner's Manual
DownloadSetting the ink ribbon
Watch VideoSetting PVC round tube and ribbon cassette
Watch VideoSetting heat shrink tube
Watch VideoSetting the tape cassette
Watch VideoSetting the ID plate
Watch VideoPower on and material settings
Watch VideoBasic settings and LCD operations
Watch VideoCreate your marker data
Watch VideoThe print process
Watch VideoPC Editor software operation
Watch VideoDownloads
Schematic
DownloadBrochure
DownloadLETATWIN Consumable Catalog
DownloadHalf cut Round Tubing Solutions
DownloadWire Marking Solutions
DownloadLooking for more label solutions?

Wide range of applications
The versatile CPM cutting and printing machine creates your label designs and cuts them to any size or shape, making it your solution for wrap-around tags, arc flash warnings, product specification placards, and much more!

CPM-100HG5
4 inch Wide Sign and Label Printing & Cutting Machine with process color capability