Siemens
SIEMENS 840C / 840D / 880 12-inch CRT to LCD Upgrade | SINUMERIK CRT Monitor Replacement
Siemens 840C / 840D / 880 12-inch CRT to 10.4-inch TFT-LCD upgrade. Factory direct, plug-and-play replacement for SINUMERIK systems.
$399
USD
✔️ In Stock — 2-Year Warranty
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Specifications
| Spec | Original CRT | Kongto LCD |
|---|---|---|
| Technology | 12-inch Monochrome CRT | 10.4-inch TFT-LCD Industrial Panel |
| Resolution | 640x480 | 800x600 |
| Brightness | ~200 cd/m² | 400 cd/m² |
| Lifespan | ~15,000 hrs | 50,000+ hrs |
| Power Supply | Via signal cable | Via signal cable |
| Interface | Siemens 2-row 16-pin | Siemens 2-row 16-pin (direct compatible) |
| Signal Type | RGB analog | TTL |
| Safety | High voltage (10-15kV) | Low voltage DC |
| Weight | — | 3.5 kg |
Compatible Systems
- Siemens SINUMERIK 840C / 840D / 880
- Siemens SINUMERIK 810T/M / 820T/M
- Siemens SINUMERIK 810D / 840D
- All Siemens CNC with 12-inch monochrome CRT display
Frequently Asked Questions
Does this work with SINUMERIK 840C / 840D / 880?
Yes. Our 10.4-inch TFT-LCD module directly replaces the 12-inch monochrome CRT in SINUMERIK 840C, 840D and 880 systems. Same Siemens 2-row 16-pin connector — plug and play, no parameter changes needed.
Installation time and difficulty?
10-15 minutes: power off, remove 4 screws, swap display, reconnect. No soldering.
Image quality vs original CRT?
800×600 resolution, 350-450 cd/m² brightness, 50,000+ hr lifespan. Sharper, no flicker.
Warranty and support?
2-Year Warranty, lifetime support, worldwide shipping.
Warranty & Service
2-Year Warranty — Lifetime Technical Support — Worldwide Shipping
Email: [email protected] | WhatsApp: +86-13686889647
No CNC parameter changes needed — plug and play, your machine programs and settings stay intact.
CRT failure symptoms & repair cost · Customer results · Quality testing process
Email: [email protected] | WhatsApp: +86-13686889647
No CNC parameter changes needed — plug and play, your machine programs and settings stay intact.
CRT failure symptoms & repair cost · Customer results · Quality testing process
Ready to replace your CRT?
$399 — In Stock — Ships within 24 hours