| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
Refurbished SDO4 SMART garage door opener head, fully tested and in good working order. Supplied with 2 × 12 V 3.5 Ah batteries pre-installed and a printed user/installation manual. No remotes included.
As a refurbished item, the motor head may show visible wear and tear from previous use such as light scratches, scuffs, or minor plastic discoloration. These are cosmetic only and do not affect functionality. Photos are of the actual unit or a typical unit from the same batch.
| Input Supply | 220240 VAC, 50 Hz |
| Motor System Voltage | 24 V DC (via pre-installed batteries) |
| Battery Backup | 2 × 12 V 3.5 Ah SLA (included) |
| Door Types | Sectional / Tip-up (domestic, correctly balanced) |
| Functions | Limit learning, soft start/stop, obstruction sensing, auto-close, courtesy light |
| Model | SDO4 SMART |
| Colour | Black |
Unit has been cleaned and bench-tested on mains and battery. Opens/closes smoothly, limits set correctly, obstruction sensing and soft start/stop verified. Ready to mount and commission on site.
Keywords: Centurion SDO4, SDO4 Smart, garage door opener, replacement motor, battery backup, refurbished.