Control Systems
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Inovonics
SKU: EN4016SK
Inovonics EN4016SK EchoStream Wireless Survey Receiver 915-928 MHz
915-928 MHz wireless survey receiver for RF site assessment
- RF survey receiver meters incoming signal strength on the 915-928 MHz band
- Pre-install tool to validate sensor placement before deployment
- Operates 32 to 140 degrees F for field walk-throughs and site checks
$877.00 $438.99 Save $438.01The item has been added -
Add to Cart The item has been addedInovonics
SKU: EN4200
Inovonics EN4200 EchoStream Security Serial Receiver 902-928 MHz
Wireless serial receiver for 902-928 MHz security integrations
- Serial receiver feeds EchoStream wireless events to security panels
- 902-928 MHz ISM band for license-free North American deployment
- Operates 32 to 140 degrees F for indoor head-end rack installs
$196.99The item has been added -
Add to Cart The item has been addedInovonics
SKU: EN4204R
Inovonics EN4204R EchoStream 4-Zone Add-On Receiver 902-928 MHz
4-zone wireless receiver expansion for 902-928 MHz EchoStream systems
- Add-on 4-zone wireless receiver expands panel input capacity
- 902-928 MHz EchoStream reception for distributed sensor topologies
- Operates 32 to 140 degrees F for closet and head-end installs
$398.00 $205.99 Save $192.01The item has been added -
Add to Cart The item has been addedInovonics
SKU: EN4216MR
Inovonics EN4216MR 16-Zone Wireless Receiver
16-zone wireless receiver for system expansion without a second panel
- 16-zone wireless receiver expands beyond panel built-in zone count
- 902-928 MHz ISM band reception across the full Inovonics sensor lineup
- Operates 32 to 140 degrees F for indoor head-end mounting
$326.99The item has been added -
Add to Cart The item has been addedInovonics
SKU: EN4232MR
Inovonics EN4232MR 32-Zone Wireless Receiver
32-zone wireless receiver, 902-928 MHz, no FCC licensing needed
- 32-zone wireless receiver consolidates large-site sensor aggregation
- 902-928 MHz EchoStream reception in a single rack-mount unit
- Operates 32 to 140 degrees F for indoor MDF and IDF installs
$919.00 $460.99 Save $458.01The item has been added -
Add to Cart The item has been addedInovonics
SKU: EN5040
Inovonics EN5040 902-928 MHz High Power Wireless Repeater
902-928 MHz high-power repeater extends wireless range across large facilities
- High-power 902-928 MHz repeater extends EchoStream wireless range
- Compatible with full Inovonics sensor lineup and other 900 MHz radios
- Operates 32 to 140 degrees F for indoor mid-span coverage gaps
$924.00 $732.99 Save $191.01The item has been added -
Add to Cart The item has been addedInovonics
SKU: EN5040-T
Inovonics EN5040-T High Power Wireless Repeater
902–928 MHz wireless repeater extends RF range across large facilities
- High-power repeater extends 902-928 MHz wireless across multi-floor sites
- Drops into existing Inovonics network without panel reprogramming
- Operates 32 to 140 degrees F for indoor closet and mid-span placement
$1,055.00 $510.99 Save $544.01The item has been added -
Add to Cart The item has been addedInovonics
SKU: EN7290
Inovonics EN7290 EchoStream Honeywell VISTA Wireless Receiver
Consolidates wireless sensors to one VISTA panel input, 902-928 MHz
- Drop-in EchoStream wireless receiver for Honeywell VISTA control panels
- 902-928 MHz ISM band reception via VISTA bus integration
- Adds Inovonics wireless sensor support to existing VISTA installs
$1,121.00 $574.99 Save $546.01The item has been added -
Kantech
SKU: EK-1M-MTM
Kantech EK-1M-MTM Expansion Kit with Controller
Modular multi-door controller kit scales from 4 to 8+ doors without replacing hardware
- Expansion kit with KT-1 controller for added doors
- Multi-tech reader handles MIFARE, HID, NFC, 125kHz prox
- AES-128 encrypted RS-485 link to host system
$1,598.00 $1,147.99 Save $450.01The item has been added -
Kantech
SKU: EK-1M-MTSG
Kantech EK-1M-MTSG Expansion Kit Controller
Modular expansion controller for multi-zone access across distributed facilities
- Modular expansion controller for scaling multi-zone sites
- Multi-tech smart card reader bundled with controller
- AES-128 encryption on RS-485 communication line
$1,598.00 $1,147.99 Save $450.01The item has been added -
Kantech
SKU: 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
$1,522.00 $1,092.99 Save $429.01The item has been added -
Kantech
SKU: EK-1M-SCSG
Kantech EK-1M-SCSG Expansion Kit KT-1-M Controller
4-door expansion kit with KT-1M controller and I/O module
- KT-1-M master controller with KT-SG-SC expansion module
- Multi-tech reader: MIFARE, HID, NFC, 125kHz prox
- RS-485 + Wiegand integration with existing Kantech systems
$1,517.00 $1,089.99 Save $427.01The item has been added -
Kantech
SKU: 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
$4,907.00 $3,505.99 Save $1,401.01The item has been added -
Kantech
SKU: EK-400-SCM
Kantech EK-400-SCM Expansion Kit Controller
4-door controller with multiplexing module for enterprise system expansion
- KT-400 expansion kit with KT-MUL-SC multiplexer
- 4-door controller + smart-card + proximity reader support
- Wiegand + TCP/IP + RS-485 + RS-232 + 12VDC
$4,599.00 $3,301.99 Save $1,297.01The item has been added -
Kantech
SKU: EK-400-SCSG
Kantech EK-400-SCSG Expansion Kit with KT-400
KT-400 controller + expansion module for multi-door enterprise access control
$4,599.00 $3,301.99 Save $1,297.01The item has been added -
Kantech
SKU: 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
$4,588.00 $3,293.99 Save $1,294.01The item has been added
Control Systems
Access control control systems manage doors, credentials, and policy enforcement across commercial facilities. These systems serve as the central platform for authentication, monitoring, reporting, and integration with broader security infrastructure.
Plan Your Deployment
- Door count and future expansion planning
- On-premise vs cloud-based management platforms
- Credential format compatibility (card, mobile, biometric)
- Integration with video, intercom, and alarm systems
- Network segmentation and cybersecurity considerations
Control Systems — Engineering-Grade Access Control for Commercial Deployments
This category covers 53 working models of control systems sourced manufacturer-direct or through channel-direct US distribution. Build the rest of your system around the architectural choices below — compatibility, environmental rating, and lifecycle decisions made here propagate through every downstream component you specify.
What to Look For
Door count today versus expansion in 5 years dictates controller architecture. Single-door PoE controllers (HID Aero, Axis A1601) are economical for small sites and scale linearly. Multi-door panels (Mercury, Lenel S2, Kantech KT-400) consolidate hardware and reduce per-door cost on large deployments but require upfront commitment to a head-end platform. Plan capacity to absorb growth without ripping out boards mid-life.
Credential strategy locks you to a reader and controller ecosystem. Modern 13.56 MHz options (HID iCLASS Seos, Mifare DESFire EV2/EV3, OSDP-native) resist cloning that 125 kHz prox cards do not. Mobile credentials (HID Mobile Access, LEAF, Bluetooth/NFC) demand readers that support secure transports. If you anticipate migrating credentials, choose controllers and readers that accept multiple formats and OSDP from the start.
Integration with your video, intrusion, and identity systems is the long-tail cost. Native ONVIF Profile A (access control) is uncommon; most integrations rely on vendor APIs, scripted IFTTT-style bridges, or middleware. Confirm controller-to-VMS and controller-to-active-directory integration paths before you commit — retrofitting these later is expensive.
Power, network, and physical mounting requirements vary widely. Some controllers run on 12VDC, others on 24VAC, others on PoE+. Door-frame mounting versus closet/rack mounting changes wire-pull strategy. Budget for door hardware (electrified locks, strikes, REX, door position) and the secondary power supply with battery backup that fire code requires on egress doors.
Key Specs in This Category
| Spec | Available Options |
|---|---|
| Resolution | 8MP, 2MP |
| Connectivity | Wired |
| Power | AC/DC |
| Type | Accessory, Mobile Computer, Controller, Reader, Cable, Speaker, Camera, Control module |
Top Brands in This Category
Frequently Asked Questions
What's the difference between OSDP and Wiegand?
Wiegand is the legacy reader-to-controller protocol — open, unencrypted, vulnerable to spoofing and limited to short cable runs. OSDP (Open Supervised Device Protocol) is the modern replacement: encrypted, bidirectional, supports tamper detection and firmware updates, and runs reliably over longer distances. SIA SP1/SP2 designations indicate OSDP Secure Channel support. New deployments should specify OSDP everywhere unless legacy infrastructure forces Wiegand.
Can I use one controller across multiple buildings?
Most modern IP-based controllers can manage geographically distributed doors as long as network connectivity to the head-end is reliable. However, doors at remote sites lose access decision capability if WAN goes down unless the controller supports offline mode and caches valid credentials locally. For multi-site deployments, choose controllers with documented offline operation and consider redundant head-ends for compliance-sensitive industries.
How many credentials can a typical controller hold?
Entry-level controllers hold 5,000-10,000 credentials. Mid-range hold 50,000-100,000. Enterprise platforms scale to millions through the head-end software with the controller acting as a cached decision point. Card-to-reader presentation time matters more than raw capacity once you're above 10,000 — confirm the read time at the maximum cardholder count, not the controller's spec-sheet headline number.
Do I need PoE or can I use a separate power supply?
PoE simplifies installation — one cable per door — and is the dominant approach for single-door IP controllers. Multi-door panels typically need a dedicated 12VDC or 24VAC power supply with battery backup sized to drive electrified locks and accessories. Egress doors often require code-mandated battery backup regardless of controller power source. Confirm local fire code requirements before finalizing the power architecture.
What's the typical lifespan of an access control panel?
Hardware lifespan is 10-15 years for well-built panels (Mercury, Lenel, Kantech, HID Aero). The platform software typically forces a refresh sooner — 5-8 years — through driver deprecation, mobile credential support gaps, or end-of-life of the head-end version. Plan for software-driven refresh ahead of hardware failure. Migration projects always run longer than planned; start scoping a replacement in year 5 of a 10-year hardware horizon.
Need help choosing? Talk to a Senior Specialist — direct line 877-277-7147 or request a quote.