Product images are provided for reference and may not represent the exact model, configuration, or included components.

No Bots, Just Experts

Questions about this product? Free pre-sales support from a senior specialist — product questions, compatibility checks, BOM quotes, price confirmation — typically answered within one business day. Need camera placement or system design work? Engineering time is $175 per hour (qty 1 = 1 hour). Hardware buyers get up to one hour ($175) credited back on their order.

Description

Kantech EK-400-SCM Expansion Kit Controller

The Kantech EK-400-SCM Expansion Kit is a professional-grade access control solution designed to scale mid-to-large security deployments. This complete kit combines the KT-400 controller with the KT-MUL-SC multiplexing module, enabling organizations to expand system capacity without replacing existing infrastructure. Ideal for enterprises managing multiple buildings, data centers, and complex access requirements.

Key Features

  • KT-400 centralized controller for multi-door access management
  • KT-MUL-SC multiplexing module for expanded I/O capacity
  • Scalable architecture supporting progressive system growth
  • Full compatibility with existing Kantech access control systems
  • Professional-grade reliability rated for continuous 24/7 operation
  • Supports multi-door control and real-time monitoring capabilities

Technical Highlights

The EK-400-SCM delivers centralized access control management with modular expandability. The included KT-400 controller serves as the command center, while the KT-MUL-SC multiplexing module significantly extends input/output capacity for larger deployments. This architecture allows organizations to implement phased security infrastructure upgrades without complete system replacement, reducing deployment costs and minimizing operational disruption.

System Integration

Built on Kantech's proven access control platform, this expansion kit integrates seamlessly with existing Kantech infrastructure. The modular design enables flexible scaling as security needs evolve, supporting everything from single-site expansions to multi-campus enterprise deployments.

Applications

  • Corporate office complexes with multiple departments and buildings
  • Data centers requiring strict access control and audit trails
  • Medical facilities managing HIPAA-compliant access protocols
  • Manufacturing plants with zone-based security requirements
  • Multi-building campuses requiring unified access management
  • Organizations implementing phased security modernization
Specifications
Weight: 22.65 lb
Country of Origin: CA
Door Capacity: 4 Door
Reader Type: Smart Card; Proximity; Keypad
Communication: Wiegand; TCP/IP; RS-485; RS-232
Input Voltage: 12VDC
Product Type: Controller
Management: Software) and can be configured in two user friendly operational modes.
Ethernet Rate: -Ready Encrypted 4-Door Controller
Expansion Slots: DSC
Operating Temp: 2° to 49° C (35° to 120° F); indoor use only
Battery Life: Up to 12 hours backup
Storage: Memory
Memory: 128 MB for application loading and running
weight: 8.82
width: 14.8
height: 12.01
depth: 4.96
Battery: Backup 12 VDC/ 7 or 12 Ah battery supervised; up to 12 hours of operation
Q&A
Reviews
Have Questions?

Kantech EK-400-SCM Expansion Kit Controller

$4,599.00
$3,301.99

RELATED PRODUCTS

Save $1,401.01
Kantech EK-400-MTM Expansion Kit Controller
Add to Cart The item has been added

Kantech EK-400-MTM

Kantech EK-400-MTM Expansion Kit Controller

Scale KT-400 systems with modular expansion—add readers and doors without replacing core

  • KT-400 expansion kit for multi-door access control
  • Multi-tech reader: DESFire + MIFARE + HID + NFC + Prox
  • RS-485 + AES-128 for enterprise-grade encryption
Usually Ships in 2-3 Weeks Free shipping over $499
$4,907.00 $3,505.99 Save $1,401.01
The item has been added Add to quote
$4,907.00 $3,505.99 Save $1,401.01
Save $1,401.01 Add to cart Add to quote
Save $1,294.01
Kantech EK-403 Expansion Kit with KT-400 Controller
Add to Cart The item has been added

Kantech EK-403

Kantech EK-403 Expansion Kit with KT-400 Controller

KT-400 controller expansion kit for multi-door Kantech system growth

  • KT-400 expansion kit with P325XSF expansion component
  • Centralized controller + proximity reader bundle
  • TCP/IP + RS-485 + RS-232 for distributed sites
Usually Ships in 2-3 Weeks Free shipping over $499
$4,588.00 $3,293.99 Save $1,294.01
The item has been added Add to quote
$4,588.00 $3,293.99 Save $1,294.01
Save $1,294.01 Add to cart Add to quote
Save $427.01
Kantech KT-1-M Expansion Kit with Controller - EK-1M-SCM
Add to Cart The item has been added

Kantech EK-1M-SCM

Kantech KT-1-M Expansion Kit with Controller - EK-1M-SCM

12-door expandable controller kit with card/keypad support

  • KT-1-M expansion kit for adding doors to existing site
  • 12VDC controller with proximity reader bundled
  • Scales access control without forklift upgrade
Usually Ships in 2-3 Weeks Free shipping over $499
$1,517.00 $1,089.99 Save $427.01
The item has been added Add to quote
$1,517.00 $1,089.99 Save $427.01
Save $427.01 Add to cart Add to quote
Save $429.01
Kantech EK-1M-RDR Expansion Kit with Controller
Add to Cart The item has been added

Kantech EK-1M-RDR

Kantech EK-1M-RDR Expansion Kit with Controller

Proximity controller + reader kit for single-door access expansion

  • Pre-matched KT-1 controller and ioProx reader bundled
  • 12VDC 1-door expansion kit for adding doors to system
  • Factory-assembled kit minimizes commissioning errors
Usually Ships in 2-3 Weeks Free shipping over $499
$1,522.00 $1,092.99 Save $429.01
The item has been added Add to quote
$1,522.00 $1,092.99 Save $429.01
Save $429.01 Add to cart Add to quote

System Design, Deployment & Technical Support

Support services and planning resources for commercial surveillance, access control, and infrastructure deployments.

Fixed scope • Fixed price

System Design Assistance

  • Get help validating product compatibility
  • Coverage requirements
  • Storage planning and deployment architecture before you buy.
Request Design Help

Deployment & Configuration Support

  • Access fixed-scope support for rollout planning
  • User setup guidance
  • Migration and system standardization across single-site or multi-site deployments
View Support Services

Guides, Tools & Calculators

  • PoE requirements
  • Storage retention
  • Camera selection and deployment methodology
Open Technical Resources