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Intercoms & Door Stations

Modern SIP door stations and intercom panels for building entry management. Modular designs support custom button layouts, camera modules, and card reader integration in a single panel frame.

Plan Your Deployment

Select modular vs. fixed station based on button and feature requirements
Confirm SIP trunk and auto-provisioning support
Evaluate weatherproof and vandal-resistant housing for outdoor installation
Plan call routing: direct dial, directory listing, or receptionist queue

Plan Entry Stations Browse Intercom & Paging

Showing Results for Intercoms & Door Stations

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Aiphone

SKU: GT-203HB

Aiphone GT-203HB 2x3 Module Surface Mount Box

2×3 surface mount box for Aiphone GT Series modular panels
Special Order · Usually Ships in 2-3 Weeks

$292.99 $289.99 Save $3.00

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Aiphone

SKU: GT-303HB

Aiphone GT-303HB 9-Module Surface Mount Box (3x3)

3x3 surface mount box for Aiphone GT modular entrance systems
Special Order · Usually Ships in 2-3 Weeks

$303.99 $301.99 Save $2.00

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Aiphone

SKU: GT-4B

Aiphone GT-4B 4-Module Back Box

Flush-mount back box for up to 4 Aiphone GT Series modules
Special Order · Usually Ships in 2-3 Weeks

$18.99

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Aiphone

SKU: GT-4F

Aiphone GT-4F 4-Module Front Frame

4-module frame for Aiphone GT Series—mix audio, video, or both
Special Order · Usually Ships in 2-3 Weeks

$102.00 $58.99 Save $43.01

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Aiphone

SKU: GT-4Z

Aiphone GT-4Z 4-Tenant Video Distribution Adaptor

Consolidate 4 tenant stations on 1 trunk line with 8MP video
Special Order · Usually Ships in 2-3 Weeks

$92.00 $52.99 Save $39.01

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Aiphone

SKU: GT-BC

Aiphone GT-BC Audio Bus Control Unit

Central audio bus control for Aiphone GT Series intercom systems
In stock · Usually Ships Same Business Day

$55.99

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Aiphone

SKU: GT-BCXB-N

Aiphone GT-BCXB-N Expanded Bus Control Unit

Centralized hub for GT Series intercoms—single power feed, 2-conductor wiring
Special Order · Usually Ships in 2-3 Weeks

$325.99 $323.99 Save $2.00

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Aiphone

SKU: GT-DB

Aiphone GT-DB Audio Module for GT Modular Entrance Panel

Two-way audio + door relay module for GT modular entrance panels
In stock · Usually Ships Same Business Day

$149.99 $148.99 Save $1.00

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Aiphone

SKU: GT-DB-VN

Aiphone GT-DB-VN Audio Module with NFC Reader

Two-way audio + NFC reader module for GT series intercoms
Special Order · Usually Ships in 2-3 Weeks

$390.00 $224.99 Save $165.01

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Aiphone

SKU: GT-DBP

Aiphone GT-DBP Modular Entrance Panel for GT Series Intercom

Modular 8MP entrance panel for GT Series intercoms, vandal-resistant zinc housing
In stock · Usually Ships Same Business Day

$31.99

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Aiphone

SKU: GT-MCX

Aiphone GT-MCX Multi-Building Control Unit

Network control hub for 480 entrances across multiple buildings
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$431.99 $427.99 Save $4.00

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Aiphone

SKU: GT-MKB-N

Aiphone GT-MKB-N Video Guard Station With NFC Reader

3.5-inch video guard station with NFC reader for multi-tenant intercom
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$681.99 $676.99 Save $5.00

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Aiphone

SKU: GT-NSB

Aiphone GT-NSB Digital Display Panel for GT Series Entrance Stations

3.5-inch color display for GT Series entrances, PoE+ powered
Special Order · Usually Ships in 2-3 Weeks

$414.00 $238.99 Save $175.01

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Aiphone

SKU: GT-NSP-L

Aiphone GT-NSP-L Modular Entrance Panel

Modular entrance panel, IP43 rated, zinc die-cast construction
Special Order · Usually Ships in 2-3 Weeks

$102.00 $58.99 Save $43.01

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Aiphone

SKU: GT-RY

Aiphone GT-RY External Signaling Relay

Call-triggered relay for GT series intercoms; controls door strikes and alerts
Special Order · Usually Ships in 2-3 Weeks

$69.99 $68.99 Save $1.00

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Aiphone

SKU: GT-VB

Aiphone GT-VB 8MP Video Module for GT Modular Entrance Panel

8MP modular camera for GT entrance panels with 170° wide view
Special Order · Usually Ships in 2-3 Weeks

$466.00 $267.99 Save $198.01

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Browse by Product Family

Click through to shop the families that fit your intercoms & door stations deployment.

Video Door Stations

SIP-native video door stations with integrated cameras, speaker/microphone, and relay outputs for electric strikes and access control. Support PoE power and standard VoIP integration.

Audio Intercom Panels

Modular SIP intercom systems for building lobbies, entry vestibules, and multi-unit installations. Configurable button layouts with optional card reader or keypad modules.

Surface-Mount & Flush-Mount Stations

Installation-specific door station housings in stainless steel, aluminum, and polycarbonate. Single and multi-gang frames for residential, commercial, and harsh-environment deployments.

Integrated Camera Door Stations

Door stations with embedded IP cameras (fixed or adjustable optics) for direct video capture, ONVIF compliance, and integration with NVR/VMS platforms without separate camera hardware.

Card Reader & Keypad Modules

Modular reader frames and keypads that integrate into SIP door station panels for proximity card, mobile credential, PIN, and multi-factor entry authentication.

Analog & Legacy Intercoms

Traditional 2-wire and 4-wire analog intercom systems for retrofit installations or non-IP environments. Available in compact and master/sub configurations.

What to Look For When Buying

The decisions that matter most before you spec.

PoE Power & Current Draw

Door stations with integrated cameras and strike-control relays demand careful PoE budget planning—integrated 2MP cameras alone consume 7–15 W, and solenoid strikes can spike 500 mA on activation. PoE budget planning guides help avoid undersizing injectors and switches; consider midspan injectors or high-power PoE+ (95 W) for multi-module stations.

SIP Integration & PBX Compatibility

Modern door stations run SIP natively and integrate with Asterisk, Avaya, Cisco, and cloud PBX platforms. Verify codec support (G.711, G.729), DTMF tone routing, and authentication schemes (digest, TLS) before deployment; 2N and Aiphone stations are tested with major PBX systems and provide detailed interoperability matrices.

Video Codec, Bitrate & Network Load

Integrated camera door stations stream H.264 or H.265 at 1–4 Mbps depending on resolution and motion; under low-bandwidth sites, bitrate adaptation or substream profiles minimize WAN congestion. Bitrate and storage retention calculations must account for continuous or event-triggered recording to NVR; underestimating throughput causes frame drop and missed incidents.

Audio Quality & Noise Rejection

Outdoor stations face wind, traffic, and ambient noise; prioritize intercoms with noise-suppression firmware, full-duplex audio, and echo cancellation (G.168). Axis and Hikvision models often include AGC (automatic gain control) and pre-configured audio profiles for busy entryways.

Relay Outputs & Strike Integration

Verify relay contact rating (dry-contact or energized loop) and pulse duration before wiring to electromagnetic locks or solenoids. Most SIP stations support DTMF-triggered or app-controlled relay actuation; confirm voltage isolation and current capacity match your access-control hardware to prevent nuisance trips or coil burnout.

Mounting, Weatherproofing & Vandal Resistance

Stainless-steel stations (IP65–IP67) are standard for outdoor entry points; polycarbonate or recessed frames reduce tampering risk in high-traffic lobbies. Consider mounting accessories (weatherproof boxes, pole adapters, rainhoods) and surface preparation to avoid condensation inside camera lenses in humid climates.

Technology Stack

The specs and acronyms that actually affect intercoms & door stations performance.

SIP (Session Initiation Protocol)

Industry-standard VoIP signaling protocol that enables door stations to register with PBX systems, establish calls, and execute relays via DTMF or API. SIP interoperability ensures you are not locked into proprietary platforms and can scale multi-site deployments across different PBX vendors.

PoE (Power over Ethernet)

Single Cat5e/Cat6 cable supplies both data and power (up to 95 W on PoE+), eliminating separate low-voltage runs. Critical for integrators because it reduces installation cost and labor, but requires accurate current budgeting—especially for stations with solenoid relays or multi-camera modules.

H.264 & H.265 Video Codec

Compression standards for streaming video from integrated cameras. H.265 (HEVC) cuts bitrate by ~50% over H.264 at the same quality, valuable for bandwidth-limited or high-motion sites; verify NVR or VMS codec support before specifying.

ONVIF Conformance

Open standard for IP video device discovery, streaming, and PTZ control. ONVIF-compliant door stations integrate with third-party NVR and VMS platforms without vendor-specific drivers; Axis stations are fully ONVIF certified, simplifying multi-vendor system design.

Echo Cancellation (G.168)

DSP algorithm that removes acoustic feedback when speaker and microphone are active simultaneously in full-duplex calls. Essential in outdoor or noisy lobbies; firmware implementations vary—test in your environment before large deployments.

Card Reader Integration & Wiegand/Relay Output

Door stations accept modular proximity-card or mobile-credential readers (Wiegand, RS-485, or relay contact). Integration with access-control panels via dry-contact or serial output enables unified entry authentication and audit logging.

Typical Deployment Scenarios

Multi-Tenant Office Building Lobby (40 Units)

Install one large modular SIP intercom panel with 40 call buttons, integrated 2MP camera, and relay output for main entrance strike. All 40 units ring to individual IP desk phones via PBX; building-wide paging routes to audio speakers. PoE injector handles 15 W base + 3 W per button module; video streams to NVR for retention.

Multi-Building Campus with Gate & Perimeter Stations (8 Locations)

Deploy 2N or Axis video door stations at each building entry and parking gate; integrate all cameras and intercoms into single PBX via SIP trunking. Use weatherproof mounting kits and stainless-steel frames for outdoor durability. Central security desk answers all intercoms and triggers solenoid strikes remotely; video synchronized to NVR across all locations.

Apartment Complex with Mobile Credential Entry (120 Units)

Install modular Aiphone SIP panel with integrated mobile-reader module at main entrance; residents unlock via smartphone credential. Intercom integration with building PBX allows concierge verification before entry. Card reader output integrates with property-management access-control system for unified audit trail and emergency lockdown.

Retail Storefront with Rear Loading Dock (1 Location)

Front entrance uses video door station (Hikvision or Hanwha model) for guest greeting and camera verification. Rear dock has audio-only intercom module with relay for loading-bay door strike. Both stations ring staff phones via SIP; door-unlock logs feed to back-office system for non-repudiation and theft prevention.

Top Brands for Intercoms & Door Stations

Click through to each brand for engineering profile and NDAA compliance status.

Aiphone

Authorized dealer · browse the full Aiphone catalog for this category

Authorized dealer · browse the full 2N catalog for this category

Axis

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Hikvision

Authorized dealer · browse the full Hikvision catalog for this category

Hanwha

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Code Blue

Authorized dealer · browse the full Code Blue catalog for this category

Frequently Asked Questions

What is the difference between a video door station and an audio-only intercom panel?

A video door station has an integrated IP camera, allowing remote visual verification before buzzing the door open. Audio-only panels lack a camera and rely on voice-only identification. Video stations cost more but reduce entry disputes and theft risk; they are standard in commercial and multi-tenant buildings. Audio panels suffice in controlled-access environments where visitor screening is secondary.

Do door stations require a separate NVR or can they record directly?

Door stations themselves do not store video—they stream H.264 or H.265 to an external NVR, VMS, or cloud recorder. ONVIF-compliant stations (such as Axis models) integrate with any ONVIF NVR; proprietary stations may require vendor-specific recorders. Plan your video storage architecture and bitrate before deployment to avoid bottlenecks.

Can I integrate a door station with my existing access-control system?

Yes. Most SIP door stations have relay outputs (dry-contact or energized) that connect to access-control panels, electric strikes, and solenoid locks. Modular stations accept card-reader modules for integrated authentication. Verify relay voltage (12 V, 24 V DC), contact rating, and pulse duration match your locks before wiring. Contact our integration team for multi-system compatibility checks.

What PoE power budget should I allocate for a door station with integrated camera and relay?

A typical video door station with integrated 2MP camera consumes 8–15 W during streaming, plus solenoid relay spikes (up to 500 mA at 24 V = ~12 W peak). Allocate 25–30 W per station on PoE+ (95 W) injector or switch to avoid undersizing. PoE budget guides help calculate cumulative load across multiple stations and network switches.

Which door-station brands integrate best with Asterisk or cloud PBX?

SIP-native stations from 2N, Aiphone, and Axis integrate directly with Asterisk, FreePBX, and cloud platforms (Twilio, Vonage, RingCentral). Verify that your chosen model supports SIP REGISTER, DTMF relay, and the codec your PBX requires. Proprietary systems may require middleware or gateways; avoid them for maximum flexibility across multi-site deployments.

What accessories do I need for outdoor door-station installation?

Standard outdoor setups require weatherproof mounting frames (pole adapter, flush-box, or surface-mount), stainless-steel or polycarbonate face plates (IP65–IP67 rating), rainhood for camera lens, and sealed RJ45 connectors. Accessory kits vary by mounting surface (brick, aluminum frame, steel post); verify dimensions and cable entry angles before ordering.

Related Categories

Adjacent equipment that typically ships alongside these products.

Paging & Speakers Intercom Mounts Intercom Accessories Speakers & Audio Paging & Speaker Accessories IP Phones Phone Adapters Intercom Microphones

Engineering Reading

Deep-dives from our engineering team on deployment planning.

Why Surveillance Systems Fail During Incidents Why Your NVR Can't Handle Its Rated Camera Count Why Surveillance Networks Collapse at the Core Why Large Surveillance Systems Fail: Storage Throughput Reality Why Surveillance Standards Collapse After the Third Location Why 4K Cameras Fail at Night Why Your PoE Switch Fails After 18 Cameras Frame Rate vs. Reality: When 30 FPS Makes Your System Worse