Round CISA C3000 cylinder item 0N210.55, fixed‑tube model 55 mm, nickel‑plated brass, grade 6 key security, bumping‑resistant, supplied with 3 reversible keys and Security Card. Compatible with CISA lock series 1A611, 11611, 50111, 50131.
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The CISA C3000 round cylinder 0N210.55 is a fixed‑tube external cylinder designed for CISA surface‑mounted locks, suitable for armored doors and residential or commercial applications. Made of sandblasted nickel‑plated brass, it ensures durability and mechanical strength.
The C3000 system uses a protected key with mobile element, with duplication allowed only via Security Card, ensuring controlled key management. The reversible key is made of alpacca, improving wear resistance.
Security features include:
Key security grade 6
Bumping‑resistant (BKP technology)
Drill‑resistant components in hardened steel
The 0N210.55 model (code 10N21055012 / 0N210.55.0.12PP) has a 25 mm diameter and 55 mm length, and is compatible with CISA lock series 1A611, 11611, 50111, 50131.
| Brand | CISA |
| Range | C3000 |
| Item code | 0N210.55 (10N21055012 / 0N210.55.0.12PP) |
| Type | Round fixed‑tube surface‑mounted cylinder |
| Body material | Sandblasted nickel‑plated brass |
| Diameter | 25 mm |
| Length | 55 mm |
| Key system | Protected key with mobile element |
| Key type | 3 reversible flat keys in alpacca |
| Key security grade | Grade 6 |
| Bumping protection | Yes, bumping‑resistant |
| Drill protection | Yes, hardened steel components |
| Key duplication | Only with Security Card |
| Supplied keys | 3 keys + Security Card |
| Compatible locks | Series 1A611, 11611, 50111, 50131 |
| Application | Armored doors, residential, commercial |
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Round CISA C3000 cylinder item 0N210.55, fixed‑tube model 55 mm, nickel‑plated brass, grade 6 key security, bumping‑resistant, supplied with 3 reversible keys and Security Card. Compatible with CISA lock series 1A611, 11611, 50111, 50131.
