Manufacturer | EPSON |
Model | LQ-780 |
Manufacturer Part Number | C11CJ81201 |
UPC | 010343965331 |
Printer Type | Matrix Impact Printer |
Printer Technology | 24-pin Dot-matrix |
Form Factor | Desktop |
Max Print Speed (High-Speed Draft) | 487 characters per second (10 cpi) |
Standard Print Speed (Draft) | 366 characters per second (10 cpi) |
Letter Quality Print Speed (LQ) | 121 characters per second (10 cpi) |
Copies Supported | Original + 6 copies (1 original + 6 multipart) |
Power Consumption (Operational) | 46 W |
Power Requirements | AC 198–264 V, 50/60 Hz |
EPSON LQ-780 Dot-Matrix Printer, 24-Pin, 80-Column



Key Benefits

AI-Powered Summaries from Online Customer Reviews
Eye-Insights™ are generated by proprietary AI that analyzes real online customer reviews to highlight top pros and key product features. While we aim for accuracy, insights are provided “as-is” and individual results may vary.
- Provides high-speed impact printing for time-sensitive business operations
- Supports multi-part forms (1 original + 6 copies), ideal for transaction-heavy uses
- Energy-efficient performance at 46W reduces operational costs over time
Product Overview
The EPSON LQ-780 is a high-performance 24-pin dot-matrix printer engineered for demanding business environments. With High-Speed Draft printing at 487 cps, and the capability to handle original plus six multipart copies, it excels in settings where speed and reliability are critical. Its compact desktop form factor, efficient 46W power usage, and robust multi-form support make it ideal for use in industries such as logistics, finance, and administration. The LQ-780 balances performance, efficiency, and durability to deliver a strong ROI for enterprise users.
Specifications
Product Overview
Physical & Environmental
Width | 480 mm |
Depth | 301 mm |
Height | 211 mm |
Weight | Approx. 7.2 kg |
Operating Temperature | 5°C to 35°C |
Operating Humidity | 10% to 80% RH, non-condensing |
Storage Temperature | -30°C to 60°C |
Storage Humidity | 0% to 85% RH, non-condensing |
Noise Level (Operating) | Approx. 53 dB(A) |
Cloud Management & Licensing
Remote Management | Not supported |
Cloud Printing | Not supported |
Bundled Software | EPSON Status Monitor, Printer Driver for Windows |
Interfaces
Standard Interfaces | USB 2.0 Type B, Parallel IEEE-1284 (Bi-directional) |
Optional Interfaces | Serial RS-232, Ethernet (via optional interface card) |
Interface Slot | 1 x Expansion Slot for Optional Interface Cards |
Compliance & Origin
Country of Origin | China |
EMI Compliance | VCCI Class B, FCC Part 15 Subpart B Class B |
Safety Standards | ENERGY STAR®, UL 60950-1, CSA C22.2 No.60950-1 |
Environmental Certifications | ENERGY STAR |
Advanced Security Features
Security Features | Limited; secure data transmission only via optional interface with Ethernet |