STAR MP511S Dot Matrix Mechanism
The MP511SMP-24-A is a serial impact dot matrix printer mechanism that is used as an electronic device and data recording apparatus such as for POS.
High Speed with 5 lps for 76mm paper with logical seeking
Capability of Bi-directional Chinese character printing for fast throughput
Highest reliability with 9 Million lines Life in the industry
Design for spocket paper, up to 0.35mm paper thickness (=original paper + 3ply)
Compact Size

Star’s close working relationships with OEM customers of mechanisms which have been produced to provide fast, efficient and reliable solutions in the widest variety of applications.
| Model | MP511SMP ![]() |
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| Printing Method | Serial Impact Dot Matrix | 9 pin |
| Character Specifications | Font | 7 X 9 (half dot) 5 X 9 |
| Column Capacity | 28 columns (7X9 no spaces) |
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| Character size | 1.496mm(W) x 2.42mm(H) |
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| Printable area | 56mm (76mm (paper) |
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| Number of total dot | 140 Dots per line |
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| Line spacing | Min 0.176mm |
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| Print Speed | (ANK 42 Columns of continuous printing) | Max 5.0 lps (28 columns) |
| Paper | Type | Fanfold paper |
| Width | 76mm |
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| Diameter | No limit |
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| Thickness | 0.05 ~ 0.09mm |
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| Copy capactiy | 1 + 3, max 0.35mm |
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| Drive Voltage | 24VDC ± 10% |
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| Reliability | MCBF Print Head Life (at average 11.4 dot/character) |
5 Million 100M character |
| External Dimension (W)x(D)x(H) Weight (excluding the ribbon cassette) |
119.7 x 99.5 x 58.1 mm 470g |
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