No need to change all the cables – just upgrade, earn more, and keep your customers happy.

For property managers, system integrators, and contractors, upgrading an old intercom system often means one thing: rewiring. And rewiring means drilling walls, pulling new cables, patching holes, and dealing with unhappy residents or building owners. It’s expensive, time‑consuming, and often kills the deal.

But what if you could upgrade an entire building to a modern video intercom without touching the existing wires?

That is exactly what 2‑wire intercom technology does. And it is changing the way professionals approach retrofit projects.

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The Old Way: Rewiring = Headaches

Traditional intercom upgrades – especially from analog to IP – usually require new Cat5/6 cabling. In an occupied building, that means:

• Opening walls and ceilings
• Running new conduits
• Disturbing tenants for days or weeks
• High labour costs and long downtime

For many building owners, the cost and disruption are simply not worth it. They stick with broken, outdated systems because replacing them seems impossible.

The 2‑Wire Way: No Rewiring. No Headaches.

A 2‑wire video intercom uses the existing two‑core cables already in the building – the same wires that powered the old audio or analog intercom. It transmits power, video, audio, and control signals over a single pair of wires.

• No new cables – reuse what is already there.
• No wall damage – no drilling, no patching.
• Minimal downtime – most buildings can be upgraded in a day.
• Lower cost – far less labour, fewer materials.

That means you can offer your customers a cost‑effective upgrade that delivers modern features – video calling, remote unlock, motion detection, app control – without the pain and expense of rewiring.

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Key Features That Sell Themselves

📹 Video Call – See Who Is at the Door

The 2‑wire system supports HD video (1080P) between the outdoor station and the indoor monitor. Residents can see visitors clearly, day or night (infrared night vision included).

🔓 Remote Unlock – Control from Anywhere

When paired with the optional Tuya app, residents can unlock the door remotely – perfect for deliveries, guests, or service providers. No need to run to the entrance.

🔗 Stable Connection – No Interference

Unlike wireless solutions, a wired 2‑wire connection is immune to Wi‑Fi congestion, neighbouring networks, or thick walls. Reliable, consistent, and secure.

🧰 Works with Old Wiring – The Real Game‑Changer

Compatible with most existing 2‑wire cabling (≥0.5mm, up to 100 metres). Even buildings with 30‑year‑old intercom wires can be upgraded without a single new cable.

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Easy Install. Easy Use. Cost‑Effective.

• Easy install – Any electrician can handle 2‑wire termination. No network configuration, no IP addresses, no PoE switches.
• Easy use – Residents get a simple touchscreen or button interface. Answer a call, talk, unlock. No learning curve.
• Cost‑effective – Lower hardware cost than full IP systems, plus huge savings on installation labour. You can offer competitive quotes and still keep healthy margins.

That is easy money – more projects won, fewer callbacks, and satisfied customers who will recommend you to others.

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Perfect for Apartment Buildings & Villas

Project Type	Why 2‑Wire Intercom Works
Old apartment buildings	Reuse existing 2‑wire cabling – no rewiring, no resident disruption.
Виллы	Simple wiring – run two wires from the gate to the house, or reuse garden lighting cables.
Small commercial buildings	Affordable upgrade from audio to video intercom.
Renovation / retrofit projects	The only way to add modern features without tearing walls apart.

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Why Choose FARHD for Your 2‑Wire Intercom?

• 28+ years of experience – We have been designing and manufacturing intercoms since 1998. Our 2‑wire technology is mature, field‑tested, and reliable.
• Full product range – Indoor monitors (7″/10.1″ IPS touch), outdoor stations (aluminium or ABS, IP65, RFID, face recognition optional), and all the accessories you need.
• OEM / ODM ready – Custom logo, packaging, software language, and even housing colour. Build your own brand or meet specific project requirements.
• Direct factory – Competitive pricing, full quality control, fast lead times.
• No MOQ for trial orders – Test a few units before scaling up.

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Ready to Make Easy Money?

Stop losing projects to rewiring costs. Start offering 2‑wire intercom upgrades – the simple, low‑risk way to bring modern video intercom to old buildings.

📩 Contact us for catalog, pricing, or sample orders.
🌐 Website: www.farhd.com
📧 Email: [email protected]
💬 Reply “2WIRE” – we will send you the full datasheet and wholesale price within 24 hours.

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