# 21495449 Connector | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta 18mm Coolant Connector - Part Number: 21495449

  

A genuine 18mm fluid-line connector used in the coolant-hose and engine-heater arrangements on Volvo Penta TAD11 industrial diesel engines. It provides the correctly sized connection between hose and cooling-system components and is used in both the coolant-hose connector selection and the optional temperature-control or engine-heater installation.

  

⚙️ Key Features

  

• Genuine Volvo Penta 18mm coolant connector

• Correct factory dimensions for TAD11 cooling and heater circuits

• Used in coolant-hose connector arrangements in quantities specified by the installation

• Compatible with the associated 18mm sealing ring

• Direct replacement for a cracked, leaking or damaged connector

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 21495449 (current OEM reference)

  

OEM / Related Numbers:

  

• 21495459 - alternate 18mm connector used in the same connector selection

• 1547252 - 18mm sealing ring

• 20805110, 20805109 - 10mm quick couplings

• 21380391, 21052612, 20941211 - 16mm connectors

• 21489441 - related coolant connector

• 22310451 - 220-240V, 2000W engine heater

• 21233086 - quick-coupling kit

• 22553101 - heater hose

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Volvo Penta TAD11 industrial cooling and engine-heater systems

  

Typically suits:

  

• Engine models:

• TAD1140VE, TAD1141VE, TAD1142VE

• TAD1150VE, TAD1151VE, TAD1152VE

• TAD1170VE, TAD1171VE, TAD1172VE

• TAD1180VE, TAD1181VE, TAD1182VE, TAD1183VE

  

• HP Range: Approximately 380HP - 700HP

• Engine Type: 10.8L inline six-cylinder turbocharged industrial diesel

• Year Range: Approximately 2010 - 2021

  

🔌 Function

  

Creates a secure 18mm connection in the coolant or engine-heater hose circuit, maintaining coolant containment and the intended circulation path.

  

Common signs of failure:

  

• Coolant seepage at the connector or seal

• Cracked connector body or damaged retaining profile

• Loose hose connection

• Hardened, flattened or cut sealing ring

• Poor engine-heater circulation caused by leakage or restriction

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 9.78 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 9.78 AUD | In stock |

## Images

- 21495449 Connector | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21495449-connector-genuine-volvo-penta)
> Updated: 2026-08-03