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SDC 921P Dual Function Digital Proximity Entry System

Special Order: typically 2–6 weeks

Ships directly from the manufacturer. This is an estimated lead time, not a guaranteed delivery date.

Availability can change and lead times may be longer. If your project has a deadline, check with us before ordering.

A member of our team will check with the manufacturer and personally reply by email.

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Key Features

  • Dual authentication for stronger access control: combines proximity credentials and keypad key code to reduce unauthorized entry.
  • Weather-resistant, indoor/outdoor design that delivers reliable performance in commercial environments.
  • Surface-mount form factor for fast installation and minimal retrofitting downtime.
  • Simple integration with existing access control systems to streamline surveillance and monitoring workflows.
  • Durable construction and proven Security Door Controls reliability for long-term, low-maintenance operation.

Quick Specifications

Product Model
921P
Brand Name
Security Door Controls
Country of Origin
TW
Manufacturer Part Number
921P
View Full Technical Specifications

Explore the details

Product information

921P

Overview

Improve facility security with the Security Door Controls SDC 921P Dual Function Digital Proximity Entry System. Built for commercial and institutional use, this proximity reader + keypad delivers flexible, dual-mode authentication — proximity credentials for fast entry and a keypad key code for added verification. The SDC 921P supports surface-mount installation and is rated for indoor/outdoor use, giving integrators and building managers a dependable, easy-to-install option for doors, gates, and secure zones.

Beyond credentials, the SDC 921P simplifies access control deployment: it integrates smoothly with existing control panels and monitoring systems to centralize surveillance and logging of entry events. Its compact design reduces installation time and operational disruption while providing robust performance in high-traffic applications. Ideal for office buildings, healthcare facilities, warehouses, and education campuses, the SDC 921P balances security and convenience with cost-effective, scalable access control.

Ready to upgrade your site’s door security and monitoring? Specify the Security Door Controls SDC 921P proximity entry system for reliable dual-authentication access and contact sales to discuss integration or place an order.

Features

  • Dual authentication for stronger access control: combines proximity credentials and keypad key code to reduce unauthorized entry.
  • Weather-resistant, indoor/outdoor design that delivers reliable performance in commercial environments.
  • Surface-mount form factor for fast installation and minimal retrofitting downtime.
  • Simple integration with existing access control systems to streamline surveillance and monitoring workflows.
  • Durable construction and proven Security Door Controls reliability for long-term, low-maintenance operation.
6 of 6 specifications
Technical specifications for SDC 921P Dual Function Digital Proximity Entry System
General Information
Brand Name Security Door Controls
Country of Origin TW
Manufacturer Part Number 921P
Technical Information
Identification Method Contactless Card (RFID/Proximity), PIN/Passcode
Product Information
Mount Type Surface Mount
Miscellaneous
Indoor/Outdoor Indoor, Outdoor

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SKU:
921P
Manufacturer part:
921P
How do I confirm compatibility?

Check the specifications and manufacturer documents for your existing system. Send us your model numbers and project requirements if you need help selecting equipment or accessories.

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When will this item ship?

Availability is shown above. Special-order items and project quantities may need additional lead time. Contact us to confirm a delivery date before scheduling installation.

Shipping, freight and delivery details
What should I know about returns?

Returns require an approved RMA. Consult the linked return policy for deadlines and eligibility. For standard non-defective returns, eligible factory-sealed items carry a 15% restocking fee and customer-paid return shipping; open-box and used items are refused. Defective and DOA claims follow the policy's separate terms. Special orders and other exclusions are final sale.

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SDC 921P Dual Function Digital Proximity Entry System

921P

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