Refurbished and fully tested and typically sourced in 7–15 days — Siemens PLC / I-O module, part number 6ES5951-7LB21.
| Compatible systems | |
| Condition | Refurbished — bench-tested and re-certified |
| Warranty | 90 days functional |
| Lead time | Source to order — 2–4 weeks, confirmed on quote |
| Weight | 2.50 kgs |
| Availability | Shipment within 3 days |
| Image note | Siemens brand logo — product photo unavailable. |