Buyer’s noteBuilding access controlPick reader technology first — smart credentials over prox for anything new — then controllers and software follow.

Access Control

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  • Save $204.01
    SDC/Security Door Controls 920P Indoor/Outdoor Keypad+Prox Reader
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    SDC 920P

    SDC 920P Indoor/Outdoor Keypad+Prox Reader

    Dual-credential indoor/outdoor reader with proximity + keypad

    • OSDP communication ensures encrypted, supervised credential exchange with compatible panels.
    • Supports up to 500 users via HID proximity cards and keypad PIN in a single unit.
    • Outdoor-rated form factor suits mixed-environment deployments from lobbies to loading docks.
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  • Save $2,508.01
    SDC AUTOP172V Double Push 72" Opening Automatic Door Operator
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    SDC AUTOP172V

    SDC AUTOP172V Double Push 72" Opening Automatic Door Operator

    72" double-push operator with 24VDC, OSDP/TCP/IP for access control

    • Dual 24VDC motors drive both 72" leaves simultaneously, eliminating bottlenecks at high-traffic entries.
    • 115VAC mains input with 3.5A overcurrent protection; each motor draws 1A—2A total load to plan for.
    • Rated −4 to 131°F with IP23 spray resistance and 130° max opening angle for demanding environments.
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    $6,099.00 $3,590.99 Save $2,508.01
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  • Save $1,192.01
    SDC AUTOS136V Single Push 36" Electronic Strike
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    SDC AUTOS136V

    SDC AUTOS136V Single Push 36" Electronic Strike

    36" wired strike with multi-credential support for legacy and modern cards

    • Supports DESFire, MIFARE, NFC, and 125 kHz Prox on one strike, eliminating parallel hardware.
    • OSDP and TCP/IP protocols ensure compatibility with on-prem and cloud access control platforms.
    • Scales to 63 doors and 250,000 users on a single 24VDC wired controller with lifetime warranty.
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  • Save $1,327.01
    SDC/Security Door Controls AUTOS336V Single Push/Pull 36" Strike
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    SDC AUTOS336V

    SDC AUTOS336V 36" Single Push/Pull Strike

    36" electric strike for networked access control with multi-credential support

    • 115VAC inlet powers the full assembly, eliminating separate 24VDC long runs.
    • OSDP and TCP/IP native support enables real-time integration with third-party panels.
    • Single unit accepts DESFire, MIFARE, NFC, and 125kHz Prox—no reader swap needed.
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    $3,226.00 $1,898.99 Save $1,327.01
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  • Save $326.01
    SDC CBC482A4U Access Control Door Controller
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    SDC CBC482A4U

    SDC CBC482A4U Access Control Door Controller

    Multi-door controller for 63 doors and 250,000 credentials

    • Manages up to 63 doors and 250,000 credentials from a single 4U rack unit.
    • OSDP encrypted reader communication meets compliance in regulated facilities.
    • Accepts DESFire, MIFARE, NFC, and 125 kHz prox—supports mixed credential migration.
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    $793.00 $466.99 Save $326.01
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  • Save $774.01
    SDC CBP-EM-81 Electromagnetic Lock Strike
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    SDC CBP-EM-81

    SDC CBP-EM-81 Electromagnetic Lock Strike

    Electromagnetic strike for 4-door networked access control with 250K credentials

    • Supports up to 250,000 user credentials, scaling to mid-large enterprise deployments.
    • OSDP and TCP/IP connectivity eliminates long analog strike runs across 4 distributed doors.
    • HID-compatible credential ecosystem integrates with existing card and mobile credential infrastructure.
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    $1,883.00 $1,108.99 Save $774.01
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  • Save $23.01
    SDC CYL-6KAQ 1 1/8" 6-Pin Access Control Cylinder
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    SDC CYL-6KAQ

    SDC CYL-6KAQ 1 1/8" 6-Pin Access Control Cylinder

    1 1/8" 6-pin mechanical cylinder for multi-door access control

    • Supports up to 4 doors and 250,000 user credentials for mid-scale deployments.
    • HID credential compatibility integrates with card readers and centralized access databases.
    • Lifetime warranty and standard 1 1/8" form factor simplify retrofit into existing hardware.
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  • Save $23.01
    SDC CYL-6KDQ 6-Pin Keyed Different Access Control Controller
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    SDC CYL-6KDQ

    SDC CYL-6KDQ 6-Pin Keyed Different Access Control Controller

    4-door controller with 250K local credentials and keyed-different security

    • Controls up to 4 independent doors from one unit, cutting per-door hardware and wiring costs.
    • Stores 250,000 credentials locally, eliminating network latency on every badge read.
    • Keyed-different design limits key compromise to a single unit, not your entire deployment.
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  • Save $0.01
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    SDC D-1500

    SDC D-1500 Armature Screw Pak

    Replacement armature screws for SDC D-1500 4-door access control

    • Direct replacement screws maintain armature integrity in SDC D-1500 deployments.
    • Supports 4-door controller configs with HID credentials over OSDP or TCP/IP.
    • Lifetime warranty covers component failure across systems scaled to 250,000 users.
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  • Save $0.01
    SDC D15-2 Under Desk Mount Push Switch Controller
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    SDC D15-2

    SDC D15-2 Under Desk Mount Push Switch Controller

    Under-desk push switch controller for HID access control systems

    • Momentary push activation releases door strikes without latching, simplifying egress wiring.
    • Under-desk form factor (3⅝" × 1½" × 2") keeps hardware concealed yet instantly accessible.
    • Integrates with HID credential architectures as a manual override point; backed by lifetime warranty.
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  • Save $127.01
    SDC DTMA-2 Two Maintained Switches Door Control Module
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    SDC DTMA-2

    SDC DTMA-2 Two Maintained Switches Door Control Module

    Two maintained switches for dual-lock control at 30VDC

    • Dual maintained switch outputs independently control two locks or strikes from one signal.
    • 30VDC operating voltage integrates directly into standard low-voltage access control cabinets.
    • Lifetime warranty reduces long-term replacement risk in permanent door control deployments.
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    $327.00 $199.99 Save $127.01
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  • Save $122.01
    SDC E1200 Magnetic Lock 1200LBS
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    SDC E1200

    SDC E1200 Magnetic Lock 1200LBS

    1200-pound electromagnetic strike lock with OSDP for wired access control

    • 1200 lb holding force magnetic lock at 24VDC
    • Standard commercial entry doors and server rooms
    • Fail-safe — releases on power loss for life safety
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    $314.00 $191.99 Save $122.01
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  • Save $81.01
    SDC E300 Magnetic Lock LS LED (view 2)
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    SDC E300

    SDC E300 Magnetic Lock LS LED

    24VDC electromagnetic lock for 63-door networked access control

    • 300 lb electromagnetic hold secures cabinets, drawers, and equipment housings at 24VDC.
    • BAS SPDT output delivers real-time lock-engaged status for supervised tamper monitoring.
    • Scales to 250,000 users across 63 doors via OSDP/TCP-IP with DESFire, MIFARE, and Prox.
    Usually Ships in 2-3 Weeks Free shipping over $499
    $210.00 $128.99 Save $81.01
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  • Save $103.01
    SDC E600 Magnetic Lock 600LBS
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    SDC E600

    SDC E600 Magnetic Lock 600LBS

    600LB magnetic lock with OSDP integration for wired access control

    • OSDP communication eliminates proprietary middleware, simplifying multi-panel integration.
    • 24VDC operation ties directly into standard access control panels and UPS backup systems.
    • Supports proximity, keypad, and NFC/13.56MHz credentials for legacy and mobile badge deployments.
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  • Save $405.01
    SDC E75PQE1Q Standalone Keypad Reader
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    SDC E75PQE1Q

    SDC E75PQE1Q Standalone Keypad Reader

    Standalone keypad reader for 2-door deployments with 250K credential capacity

    • Manages up to 250,000 credentials across 2 doors without a centralized panel.
    • Supports DESFire, MIFARE, NFC, and 125 kHz prox on a single reader for mixed deployments.
    • OSDP and TCP/IP communication integrates directly into existing enterprise access control systems.
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    $986.00 $580.99 Save $405.01
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  • Save $148.01
    SDC EA-708V 4-Door Access Control & Alarm Controller
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    SDC EA-708V

    SDC EA-708V 4-Door Access Control & Alarm Controller

    4-door controller with 250K credential capacity for multi-zone access

    • Controls 4 independent door circuits with per-door relay, REX, and alarm logic.
    • Stores 250,000 credential records locally—no cloud dependency for mid-scale sites.
    • OSDP and TCP/IP comms integrate directly into existing HID and enterprise platforms.
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    $361.00 $212.99 Save $148.01
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  • Save $134.01
    SDC EA-728V Door Prop/Exit Alarm Controller
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    SDC EA-728V

    SDC EA-728V Door Prop/Exit Alarm Controller

    4-door wired controller with exit alarm and prop detection

    • Controls 4 independent doors from one unit, cutting wiring and management overhead.
    • TCP/IP and OSDP support enables direct integration without proprietary gateways.
    • Stores 250,000 user records locally and accepts HID credentials for seamless retrofits.
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  • Save $89.01
    Sdc/Security Door Controls EA100 Multi-Mode Exit Annunciator Bar
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    SDC EA100

    SDC EA100 Exit Annunciator Bar

    OSDP exit controller with NFC/proximity and keypad modes

    • Native OSDP support simplifies panel wiring across mixed-vendor access control systems.
    • Accepts NFC/13.56MHz and keypad input in one enclosure, reducing reader hardware count.
    • Runs at 24VDC ±10%, 80–100 mA—drops directly onto existing distributed power rails.
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    $217.00 $127.99 Save $89.01
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  • Save $51.01
    SDC EH201224A Semi-Flush Electric Strike
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    SDC EH201224A

    SDC EH201224A Semi-Flush Electric Strike

    Semi-flush strike for 20-door deployments with 250K user capacity

    • Manages credentials across up to 20 doors from a single control logic chain.
    • Stores 250,000 user identities onboard, eliminating backend lookups at unlock.
    • Accepts DESFire, MIFARE, NFC, and 125kHz prox on shared reader infrastructure.
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    $132.00 $80.99 Save $51.01
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  • Save $74.01
    SDC EH301224A Surface Mount Electric Strike Lock
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    SDC EH301224A

    SDC EH301224A Surface Mount Electric Strike Lock

    Surface mount electric strike for 30-door access control systems

    • Surface mount form factor eliminates frame modification, simplifying retrofit deployments.
    • Operates on 24VAC from standard low-voltage supplies already common in access control panels.
    • Scales to 30 doors per system, covering small-to-mid-size facility access control needs.
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    $191.00 $116.99 Save $74.01
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  • Save $74.01
    SDC EH3024120A Surface Mount Lock/Strike
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    SDC EH3024120A

    SDC EH3024120A Surface Mount Lock/Strike

    Surface-mount strike for 30 doors and 250K credentials in one unit

    • Controls up to 30 doors and 250,000 credentials from a single wired unit.
    • Accepts DESFire, MIFARE, NFC, and 125 kHz prox—no hardware swap during migration.
    • OSDP and TCP/IP communication eliminates wireless interference in RF-dense sites.
    Usually Ships in 2-3 Weeks Free shipping over $499
    $191.00 $116.99 Save $74.01
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  • Save $0.01
    SDC/Security Door Controls EHRA15A 1.5" Adjustable Extended Rod
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    SDC EHRA15A

    SDC EHRA15A 1.5" Adjustable Rod

    Extended rod controller for up to 63 doors with 250K credential capacity

    • Adjustable 1.5" rod strike accommodates shallow or angled door frames in retrofit installs.
    • Supports OSDP and TCP/IP for seamless integration into multi-door systems up to 63 doors.
    • Handles DESFire, MIFARE, NFC, and 125kHz credentials across a 250,000-user database.
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  • Save $130.01
    Sdc/Security Door Controls EK03U Eclipse Standard Trim Controller
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    SDC EK03U

    SDC EK03U Standard Controller

    OSDP networked controller with NFC and keypad for single/multi-door access

    • OSDP protocol eliminates proprietary lock-in, pairing with third-party ACS platforms.
    • Supports NFC/13.56MHz and keypad credentials for mixed-mode multi-door deployments.
    • Lifetime warranty backs compatibility with S6000-101 delayed egress rim exit devices.
    Usually Ships in 2-3 Weeks Free shipping over $499
    $334.00 $203.99 Save $130.01
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  • Save $1,165.01
    SDC EP17624 Explosion-Proof Electromagnetic Lock 600LB
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    SDC EP17624

    SDC EP17624 Explosion-Proof Electromagnetic Lock 600LB

    600 LB electromagnetic lock rated for explosion-proof hazardous zones

    • 600 lb holding force with explosion-proof rating suits petrochemical and mining installs.
    • OSDP and TCP/IP support enables encrypted panel comms and direct network integration.
    • Supports DESFire, MIFARE, NFC, and 125 kHz prox across mixed-reader ecosystems.
    Usually Ships in 2-3 Weeks Free shipping over $499
    $2,994.00 $1,828.99 Save $1,165.01
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  • Save $20.01
    Sdc/Security Door Controls EZ-D-10 Field Installed Modular Door
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    SDC EZ-D-10

    SDC EZ-D-10 Modular Door

    Distributed TCP/IP door controller with field-installed modular design for networked access

    • Adjustable 1–30 sec relock delay tuned at the door via potentiometer—no panel reprogramming needed.
    • TCP/IP communication integrates with distributed door controllers over existing network infrastructure.
    • Direct EMLock output wiring handles lock/relock sequencing independent of controller firmware logic.
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  • Save $495.01
    SDC GL163AID GateLock 12/24VDC Door Strike
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    SDC GL163AID

    SDC GL163AID GateLock 12/24VDC Door Strike

    12/24VDC electronic strike for multi-credential access control across 63 doors

    • Failsafe 12/24VDC field-selectable operation integrates with existing power supplies without conversion modules.
    • Supports DESFire, MIFARE, NFC, and 125kHz prox credentials in a single unit, simplifying legacy migrations.
    • Manages up to 63 doors and 250,000 credentials via native OSDP/TCP-IP, eliminating intermediate relay logic.
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  • Save $436.01
    SDC GL260AH GATELOCK 12/24VDC Electronic Strike
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    SDC GL260AH

    SDC GL260AH GATELOCK 12/24VDC Electronic Strike

    24VDC electronic strike for 63-door networked access control

    • Scales to 63 doors and 250,000 credentials on a single networked deployment.
    • Failsecure bolt stays locked on power loss, protecting unattended perimeters by default.
    • OSDP and TCP/IP native support eliminates legacy relay wiring and enables audit logging.
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    $1,060.00 $623.99 Save $436.01
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  • Save $489.01
    SDC GL260MRAH Mechanical Key Unlock Lock/Strike
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    SDC GL260MRAH

    SDC GL260MRAH Mechanical Key Unlock Lock/Strike

    Multi-credential lock/strike for 63-door installations with mechanical key override

    • Failsecure 12/24 VDC bolt defaults unlocked on power loss, preventing gate lockdown.
    • Independent mortise cylinder enables manual unlock without power or control-system access.
    • SPDT dry contacts (10A @ 30 VDC) feed bolt/door status to any access control panel.
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  • Save $33.01
    SDC HID1326-10 Proximity Card
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    SDC HID1326-10

    SDC HID1326-10 Proximity Card

    10-pack HID proximity cards for SDC networked access control

    • Factory pre-encoded HID proximity format works with SDC readers—no on-site encoding gear needed.
    • TCP/IP connectivity enables centralized credential revocation and policy updates across all entry points.
    • 10-card pack covers 5–10 secured entry points per deployment; lifetime warranty limits field replacement cost.
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  • Save $626.01
    Sdc/Security Door Controls HID1346-100 Proximity Key Controller
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    SDC HID1346-100

    SDC HID1346-100 Proximity Key Controller

    TCP/IP proximity controller for HID-format multi-door access systems

    • Accepts existing HID-format cards and fobs—no credential reprinting or conversion needed.
    • Native TCP/IP communication eliminates serial-to-Ethernet gateways in modern IP deployments.
    • Supports multi-door centralized logging and real-time credential revocation from one console.
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  • Save $603.01
    SDC IPPRO-SKE IP Pro 4-Door Access Control Starter Kit
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    SDC IPPRO-SKE

    SDC IPPRO-SKE IP Pro 4-Door Access Control Starter Kit

    4-door IP controller with 250K user capacity for multi-site access

    • Manages 4 independent door circuits over TCP/IP with no proprietary gateway hardware.
    • Stores 250,000 user credentials on-board, covering most mid-size deployments without a server.
    • OSDP support and HID compatibility let you swap readers or software without replacing the controller.
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    $1,633.00 $1,029.99 Save $603.01
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    SDC LR100ARK-EM Adams Rite Access Controller
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    SDC LR100ARK-EM

    SDC LR100ARK-EM Adams Rite Access Controller

    4-door controller with HID support for up to 250,000 accounts

    • Motor-driven latch retraction draws only 700mA inrush, easing 12/24VDC supply loads.
    • Manages up to 4 doors with HID credential support for as many as 250,000 accounts.
    • Retrofits inside the exit device rail without device removal, cutting installation time.
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    SDC LR100DMK Electric Latch Retraction Access Controller
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    SDC LR100DMK

    SDC LR100DMK Electric Latch Retraction Access Controller

    Wired controller for up to 63 doors with 250K credential storage

    • Controls up to 63 doors from one unit, cutting cabinet space and wiring runs.
    • Stores 250,000 credentials on-board—no remote polling required for large workforces.
    • Supports DESFire, MIFARE, NFC, and 125 kHz proximity for mixed-credential environments.
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    $718.00 $422.99 Save $295.01
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    SDC LR100FAK Electric Latch Retraction Controller
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    SDC LR100FAK

    SDC LR100FAK Electric Latch Retraction Controller

    Multi-door latch controller for 63 doors and 250,000 credentials

    • Controls up to 63 doors from a single unit, reducing per-door controller sprawl.
    • Supports 250,000 user records with DESFire, MIFARE, NFC, and 125 kHz prox credentials.
    • OSDP and TCP/IP communication enables native integration into modern access platforms.
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    SDC LR100FCK Networked Access Control Door Manager
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    SDC LR100FCK

    SDC LR100FCK Networked Access Control Door Manager

    Networked controller for up to 63 doors with 250K credential capacity

    • Manages up to 63 doors and 250,000 credentials from a single controller instance.
    • OSDP over TCP/IP delivers encrypted, bidirectional reader comms on standard network infra.
    • Supports DESFire, MIFARE, NFC, and 125 kHz prox—no badge swap required during migrations.
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    SDC LR100FCK-EM 4-Door Electronic Lock Release Controller Kit
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    SDC LR100FCK-EM

    SDC LR100FCK-EM 4-Door Electronic Lock Release Controller Kit

    4-door networked lock controller with OSDP + TCP/IP for multi-site access

    • Controls 4 independent doors from one wired unit, reducing controller sprawl and failure points.
    • OSDP and TCP/IP dual-protocol support enables integration with legacy and modern ACS platforms.
    • Stores up to 250,000 user records, scaling from mid-size offices to enterprise deployments.
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    $792.00 $466.99 Save $325.01
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    $792.00 $466.99 Save $325.01
    Save $325.01 Add to cart Add to quote

Access Control

Access control systems secure doors, manage credentials, and enforce entry policies across commercial facilities. Build a scalable deployment with the right combination of controllers, readers, credentials, and door hardware.

Plan Your Deployment

  • Door count and expansion requirements
  • Reader type (card, keypad, biometric) and credential format
  • Fail-safe vs fail-secure hardware design
  • Power, cabling, and network connectivity planning
  • Multi-site governance and consistent standards
Buying Guide Get Recommendations Deployment Support

Build a Complete System

Most access control installations need these companion products to be fully functional. Add them to your cart for system-wide compatibility.

Door intercoms