Viessmann 7819319 Connecting Cable Western 1 Verbindungsleitung KW2 KW3 Liaison

Hvac Spare Parts · New

7819319

Connecting Cable 'Western 1' · Viessmann 7819319 · KW2/KW3 Compatible

Viessmann OEM connecting cable for KW2 and KW3 series heating controllers, factory-sealed for guaranteed signal integrity.

🏭 Stock in France

Paris · Ships next day

🧾 Invoice issued with VAT

French VAT · B2B deductible

✅ EU Compliant

CE · Genuine Viessmann OEM Part · HVAC Certified

OEM SPARE

Reliable Controller
Communication

This specialized Western 1 bus cable facilitates critical data exchange between Viessmann control modules and peripheral components. The precision-molded modular connectors ensure a secure, low-resistance connection within the KW2 and KW3 system architecture, maintaining stable system operation and accurate sensor reporting.

B

BSCG — Business Solutions Consulting Group

Industrial B2B equipment specialist · Paris, France · Bagnolet warehouse · FR/EN support available

Product Details

At a glance.

Product Information

Brand

—

Model / MPN

7819319

Material-Nr

00003654 4801372

Condition

New

Shipping & Warranties

✓ Ships next business day from Paris warehouse

✓ Tracked & insured EU delivery

✓ Professional protective packaging

✓ Invoice issued with French VAT (B2B deductible)

✓ 14-day money-back guarantee (eBay policy)

✓ Pre-sale technical questions welcome (FR/EN)

Key Features & Benefits

Built for
professionals.

🏭

Viessmann Quality

Guaranteed Compatibility

As a OEM part, this cable is engineered specifically for Viessmann KW2 and KW3 control units, ensuring perfect fitment and electrical matching.
✓

Western 1 Interface

Plug-and-Play Installation

Features standard Western 1 modular connectors for rapid, tool-free connection between heating system components.
✓

Signal Integrity

Stable System Performance

High-quality internal conductors prevent data loss and signal interference between the boiler controller and connected modules.
📦

Factory Sealed

Mint Condition

Supplied in Viessmann protective packaging to prevent contact oxidation and ensure the part is ready for immediate installation.
🛡️

Durable Flat Design

Easy Routing

The flat ribbon profile allows for easy cable management within tight control panel housings without kinking.
🇩🇪

German Engineering

Long-term Reliability

Manufactured at Viessmann Werke in Allendorf, meeting strict European standards for HVAC electronic components.

Technical Data

Detailed Specifications.

Cable Type Verbindungsleitung (Connecting Cable)
Connector A Western 1 (RJ-style)
Connector B Western 1 (RJ-style)
Compatibility Viessmann KW2 / KW3 Control Units
Color Black
Cable Geometry Flat ribbon
Manufacturer Location Allendorf, Germany
Internal Reference 00003654 4801372
Application Data/Signal transmission for heating controllers
Material PVC Insulation (to be verified)
⚠️ To be verified
Length Standard Viessmann Western 1 length (to be verified)
⚠️ To be verified
Number of Poles 4-pole or 6-pole modular (to be verified)
⚠️ To be verified
Operating Temperature Standard HVAC ambient (to be verified)
⚠️ To be verified
Voltage Rating Low voltage signal (to be verified)
⚠️ To be verified
Shielding Unshielded (to be verified)
⚠️ To be verified

Applications & Compatibility

Where it excels.

→ Replacement of damaged bus cables
→ System expansion with KW2/KW3 modules
→ Boiler control unit repair
→ Annual maintenance signal testing

⚠️ Not suitable for

✕ Standard Ethernet networking
✕ High-voltage power applications
✕ Installation by non-qualified persons (HVAC regulations)

Viessmann 7819319 · Verbindungsleitung Western 1 · Viessmann KW2 cable · Viessmann KW3 cable · heating controller cable · Liaison Western 1 · Viessmann spare parts · Vitotronic bus cable · 7819319 Viessmann · Westernstecker Heizung

Shipping from Paris

Fast EU delivery.

Ships next business day from our Paris-area warehouse with tracked and insured delivery across France, Germany, Netherlands, Belgium, Austria, Italy, and Spain through trusted European carriers.

Typical delivery: 2-5 working days depending on destination.

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