# 21656847 Hose Connection | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta 55 mm Cabin Air-Heater Hose Connection - Part Number: 21656847

  

Flexible air duct hose used in Volvo Penta vessel cabin air-heater installations. It is sized for 55 mm ducting and forms part of the warm-air delivery or intake system for the 5 kW and 10 kW heater range.

  

⚙️ Key Features

  

• Genuine Volvo Penta cabin-heater accessory

• Nominal duct size: 55 mm

• Component type: flexible air duct hose

• Designed for Volvo Penta 5 kW and 10 kW cabin air-heater systems

• Matches the original heater duct and distribution accessories

• Hose is commonly supplied by length; confirm sale unit before ordering

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 21656847 (current OEM accessory number)

  

OEM / Related Numbers:

  

• VOE21656847

• Related heater switch: 41103307

• Related 55 mm connection kit: 41103317

• Related 80 mm Y-connector: 41103316

• Related flexible hose kit: 41103329

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Volvo Penta 5 kW and 10 kW marine cabin air-heater installations

  

Typically suits:

  

• Engine models / systems:

• Volvo Penta 5 kW cabin air heater

• Volvo Penta 10 kW cabin air heater

  

• System Type: Vessel cabin hot-air heating

• Nominal Duct Size: 55 mm

• Fitment Note: Match the hose diameter and heater/distribution layout before ordering

  

🔌 Function

  

Connects 55 mm heater duct hose to the heater or distribution fitting.

  

Common signs of failure:

  

• Cracking, crushing or air leakage

• Loose duct connection

• Restricted cabin airflow

• Heat-damaged hose or fitting

• Outlet no longer adjusts or retains position

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 79.23 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 79.23 AUD | In stock |

## Images

- 21656847 Hose Connection | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21656847-hose-connection-genuine-volvo-penta)
> Updated: 2026-08-03