Aiphone IP Audio 3-GANG Door Station SIP Compatible Vandal Resistant 2 Call Buttons - IX-NVP2

Aiphone IX-NVP2 IP Audio Door Station SIP Compatible Vandal Resistant

Overview

The Aiphone IX-NVP2 is a 3-gang flush/surface-mount IP audio door station designed for access control and intercom integration in commercial buildings, multifamily facilities, and secure entry points. This model (IX-NVP2, often searched as IX NVP2) combines two programmable call buttons with IP65 ingress protection and low-power PoE operation—making it a cost-effective entry point for SIP-based voice intercom systems without requiring dedicated low-voltage wiring infrastructure.

Key Features

• Two Programmable Call Buttons: Assign each button to different destinations (unit numbers, security desk, guard station) or emergency functions. Simplifies tenant/visitor routing without adding complexity to the door station hardware.
• IP65 Ingress Protection & Vandal Resistance: Rated for direct rain, dust, and splash—critical for outdoor entry points. Vandal-resistant construction withstands tampering attempts in high-traffic or unsecured areas, reducing replacement costs in aggressive environments.
• Ultra-Low Power Draw (3.36W): Operates fully on standard 802.3af PoE—no PoE+ switch required. This means a single Cat-5e/6 cable delivers both data and power, cutting installation time and cost, especially on budget-constrained retrofit projects where you cannot add new power infrastructure.
• Dual Audio Codecs (G.711, G.722): G.711 ensures backward compatibility with legacy telephony systems; G.722 (wideband) delivers clearer audio in noisy lobbies and entry areas where voice clarity drives tenant satisfaction and security response times. The device negotiates the best codec automatically—no manual configuration needed.
• SIP Protocol Support: Works natively with any SIP-based PBX, VoIP system, or cloud intercom platform (3CX, FreePBX, hosted services). No proprietary gateway required. IPv4 and IPv6 support future-proofs the deployment.
• One Normally Open Contact Output: Integrates with third-party access control systems, gate operators, or relay-based door release hardware. Useful for "press button to trigger door unlock" workflows without pulling a separate control wire.
• Wide Operating Temperature Range (-40°F to 140°F / -40°C to 60°C): Deploys in unheated lobbies, outdoor pavilions, or climate-controlled commercial spaces. The full range ensures reliable operation from Canadian winters to desert sun without seasonal recalibration.
• Flush or Surface Mount Options: Flush mounting fits new construction; surface mount retrofits into existing 3-gang electrical boxes. Both options use the same device—no separate SKU required.
• Volume Adjustable (73dB–96dB): Loud enough for noisy entry halls; adjustable to avoid over-amplification in quiet office lobbies. Tuned for intelligible speech, not maximum decibel output.

Integration & Compatibility

The IX-NVP2 speaks SIP natively and supports standard protocols including TCP, UDP, HTTP, HTTPS, RTP, RTCP, IGMP, MLD, SMTP, FTP, DHCP, NTP, and DNS. This breadth means it integrates into most commercial VoIP infrastructures without vendor lock-in. Configure via web interface (HTTP/HTTPS) or SIP endpoint provisioning tools. The contact output connects to standard dry-relay wiring for door operators, buzzer circuits, or access control panels that expect voltage-free closure.

What's in the Box

The package contents are not detailed in available documentation. Contact the manufacturer or your installer for a precise inventory of included mounting hardware and connectors.

Frequently Asked Questions

Q: Can the IX-NVP2 replace an older analog door station?

A: Yes. If your building has SIP-capable PBX or VoIP system, the IX-NVP2 replaces analog units directly. One Cat-5e/6 cable replaces the old multi-pair low-voltage wiring. Verify your PBX supports SIP endpoints before ordering.

Q: What happens if the PoE switch fails?

A: The door station loses power and connectivity. For fail-safe entry scenarios, pair with an uninterruptible PoE injector or backup power supply rated for 3.36W minimum. Standard practice for access-critical locations.

Q: Is the IX-NVP2 suitable for outdoor use?

A: IP65 rating handles rain and dust, but the device is not submersion-rated (IP67). Mount under a covered entry, soffit, or vestibule. Direct horizontal spray from power washers can exceed IP65 limits.

Q: Can both call buttons trigger the same destination?

A: Yes. Each button is independently programmable via SIP configuration. Assign both to the same extension, or use separate routing logic in your PBX to ring different departments based on button identity.

Q: Does the IX-NVP2 support video calling or display?

A: No. This is an audio-only device. For video intercom at the entry point, integrate a separate IP camera on the same network and route video through your VMS.

Q: What codec should I enable if I share infrastructure with legacy phone systems?

A: Use G.711 (μ-law or A-law, depending on region). G.722 offers better fidelity but requires SIP endpoints that explicitly support it. Confirm codec support in your PBX documentation before deployment.

Ted Perry

The Aiphone IX-NVP2 solves a specific problem I see repeatedly in retrofit intercom projects: legacy analog door stations tied to ancient keypunch PBXs that cannot scale. This model lets you cut that cord entirely—literally and operationally. The 3.36W PoE footprint is what caught my attention; it means you're not fighting with power budgets on existing switches, and installers don't need to run yet another cable into the cabinet.

Technical Highlights:

• 3.36W PoE Draw: Single Cat-5e/6 cable carries both data and power. On a 15W-per-port budget PoE switch, you can theoretically deploy 4+ of these devices on one switch port without strain—a real cost advantage for multi-building or multi-tenant campuses.
• Dual Codec Support (G.711 & G.722): G.711 ensures interoperability with any SIP system (FreePBX, 3CX, cloud providers); G.722 upgrades call quality on modern deployments. Device negotiates automatically—no manual fallback required if one endpoint doesn't support wideband.
• IP65 Vandal Resistance: Withstands rain, dust, and tampering. In shared-entry or semi-public spaces (multifamily, light commercial, retail), this rating prevents moisture ingress and cosmetic damage that would otherwise force expensive replacement cycles.
• One Relay Contact Output: Dry-closure relay. Connects directly to door release hardware, gate operator, or access control panel without additional interface. Eliminates the need for a separate relay module in simple unlock scenarios.

Deployment Considerations:

• Audio-only design: if your end users expect video calling, add a separate IP camera positioned at the entry. The IX-NVP2 handles voice and button logic; video lives on the network independent of this device.
• PoE dependency: the 3.36W figure assumes 802.3af compliant switch. Verify your switch actually outputs compliant PoE—older edge switches sometimes underdeliver. Test with a PoE meter if you're retrofitting onto legacy infrastructure.
• SIP configuration complexity: this device does not include a management GUI for SIP registration. You configure it via HTTP web interface or through your PBX's endpoint provisioning mechanism. If your organization lacks VoIP experience, budget for pre-sales engineering time or integration partner support.
• Wide temperature rating (-40°C to 60°C) covers most US climates, but outdoor unheated lobbies in the Great Lakes or New England will hit those lower limits during winter. No field heating required, but moisture condensation can occur—ensure the wall behind the device allows air circulation.

The IX-NVP2 excels in multifamily buildings converting from key-entry to buzz-in systems, or small commercial sites adding intercom to an existing VoIP PBX without capital budget for a dedicated phone system. Pair it with a PoE-enabled network switch and a SIP-compatible VoIP server, and you're done. Not the flashiest device, but it does one job well: route voice calls from the door to the right extension at minimal infrastructure cost.