SIP Door Stations & Intercoms | 773 Products

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

Showing Results for Intercoms & Door Stations

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Aiphone

SKU: NI-LB

Aiphone NI-LB Ceiling Speaker Sub

Ceiling speaker sub for NIM master stations with hands-free receive
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Aiphone

SKU: NIR-1

Aiphone NIR-1 Wall Jack for NIR-8

Flush-mount wall jack for Aiphone NIR-8 intercom systems
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Aiphone

SKU: NIR-4BZ

Aiphone NIR-4BZ Corridor Light with Buzzer

Flush-mount corridor light with buzzer for Aiphone intercom systems
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Aiphone

SKU: NIR-4S

Aiphone NIR-4S Corridor Light

Flush-mount corridor call light for Aiphone NIM intercom systems
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Aiphone

SKU: NIR-6

Aiphone NIR-6 Call Button

Flush-mount call button for Aiphone NIM intercom systems
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Aiphone

SKU: NIR-8

Aiphone NIR-8 Bedside Call Button

Handheld bedside call button with fire-resistant construction for healthcare
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Aiphone

SKU: PT-1210NA

Aiphone PT-1210NA 12V AC Transformer for Intercom Systems

12V AC transformer for intercom systems, 10VA output, UL Class 2
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Aiphone

SKU: PT-1211CA

Aiphone PT-1211CA 15V AC Transformer

15V AC transformer for Aiphone intercom and door entry systems
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Aiphone

SKU: TC-20G

Aiphone TC-20G 20-Call Add-On Selector

20-button expansion selector for TC-M Series intercoms
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Aiphone

SKU: TC-40G

Aiphone TC-40G 40-Call Add-On Selector

40-call add-on selector for TC-M Series intercom expansion
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Aiphone

SKU: TWS-Z4

Aiphone TWS-Z4 Solar Tower 4.0 Zone

Solar tower intercom for zone 4.0+ areas without power or cabling
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Aiphone

SKU: WL-11.E1

Aiphone WL-11.E1 Wireless Video Set 8MP

Wireless 8MP video system for access control without cable runs
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Axis

SKU: 02875-001

Axis 02875-001 Network Intercom System

HD network intercom with 92dB output for outdoor entry control
- HD camera with wide-angle view for visitor identification before access
- 92dB speaker cuts through high-noise environments like loading docks
- Full-duplex audio with echo cancellation and noise reduction for clear talk
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Axis

SKU: 02892-001

Axis 02892-001 4-Inch Video IP Indoor Station

4-inch IP video indoor station with two-way intercom for access control
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Axis

SKU: 02933-001

Axis 02933-001 One-Button Full-HD Intercom

Full-HD one-button intercom with IP66/IK08 for outdoor entry points
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Axis

SKU: 02934-001

Axis 02934-001 One-Button Intercom with Full-HD Camera

Full-HD one-button intercom with IP66/IK08 durability for entry control
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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.

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.

Intercoms & Door Stations

Plan Your Deployment

Showing Results for Intercoms & Door Stations

Aiphone NI-LB Ceiling Speaker Sub

Aiphone NIR-1 Wall Jack for NIR-8

Aiphone NIR-4BZ Corridor Light with Buzzer

Aiphone NIR-4S Corridor Light

Aiphone NIR-6 Call Button

Aiphone NIR-8 Bedside Call Button

Aiphone PT-1210NA 12V AC Transformer for Intercom Systems

Aiphone PT-1211CA 15V AC Transformer

Aiphone TC-20G 20-Call Add-On Selector

Aiphone TC-40G 40-Call Add-On Selector

Aiphone TWS-Z4 Solar Tower 4.0 Zone

Aiphone WL-11.E1 Wireless Video Set 8MP

Axis 02875-001 Network Intercom System

Axis 02892-001 4-Inch Video IP Indoor Station

Axis 02933-001 One-Button Full-HD Intercom

Axis 02934-001 One-Button Intercom with Full-HD Camera

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What to Look For When Buying

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