| Specification Attribute | Model: 66551S | Model: 66551GB |
| Brand | Anchor | Anchor |
| Series / Range | Roma Urban | Roma Urban |
| Product Code / Item Code | 66551S | 66551GB |
| Product Type | RJ11 Tel Jack Single with Shutter | RJ11 Tel Jack Single with Shutter |
| Generic Type | RJ 11 | RJ 11 |
| Port Configuration | Single RJ11 Port (4-Pin / 6-Pin Voice) | Single RJ11 Port (4-Pin / 6-Pin Voice) |
| Protective Feature | Integrated Spring-Action Dust Shutter | Integrated Spring-Action Dust Shutter |
| Operating Voltage & Frequency | 240 V AC, 50 Hz Rated Housing | 240 V AC, 50 Hz Rated Housing |
| Number of Modules | 1 Module (1M) | 1 Module (1M) |
| Color Finish | Metallic Silver | Graphite Black |
| Material | Flame-Retardant Engineering Polymer | Flame-Retardant Engineering Polymer |
| Dimensions (L x B x H) | 21.5 x 11.7 x 7.4 cm (Packaged) | 21.5 x 11.7 x 7.4 cm (Packaged) |
| Unit Weight | 0.2 kg | 0.2 kg |
| Unit Packaging | 1 Piece | 1 Piece |
| Mounting Mechanism | Snap-In Modular Flush Mount | Snap-In Modular Flush Mount |
| Target Applications | Corporate Offices, Hotels, Clinics & Residences | Modern Apartments, Villas & Executive Desks |
| Best Used For | EPABX Extensions, Landlines, Fax & Intercoms | Analog Voice Handsets & Bedside Intercom Systems |
Integrated Spring-Loaded Dust Shutter: Automatically seals the RJ11 port cavity when disconnected, blocking dust, drywall residue, and airborne moisture to preserve pristine audio transmission.
Corrosion-Resistant Gold-Plated Pins: Internally equipped with resilient phosphor bronze contacts with gold plating that prevent oxidation, ensuring crackle-free voice clarity for landlines and EPABX systems.
Ultra-Compact 1-Module (1M) Footprint: Occupies a single module space on standard Anchor Roma Urban grid plates, leaving surrounding slots available for switches, sockets, and data ports.
Dual Architectural Finish Profiles: Available in Metallic Silver (66551S) for contemporary bright spaces and Graphite Black (66551GB) for low-glare, dark minimalist interiors.
Flame-Retardant Polymer Construction: Precision-molded from self-extinguishing, impact-resistant engineering polymer to deliver durability across residential, commercial, and hospitality projects in Nepal.