# 3826278 Protecting Casing | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta protecting casing from the Alternator, Charging and Electric Drives group, weighing 1.268 kg and listed for 7 applications across TMD and TAMD series engines. Five protecting casings share this same set of 7 applications, and the group and weight are what separate them, so match this one by its 1.268 kg listing in the charging group.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta TMD122A
-   Volvo Penta TAMD103A
-   Volvo Penta TAMD122A
-   Volvo Penta TAMD122A/C
-   Volvo Penta TAMD122P-A
-   Volvo Penta TAMD122P-B
-   Volvo Penta TAMD122P-C

-   **Engine Family:** TMD, TAMD

## ⚙️ Key Features

-   1.268 kg
-   Alternator, Charging and Electric Drives group
-   7 applications across TMD and TAMD series engines
-   One of five sibling casings sharing the same engine list

## 🔌 Function

Shields the alternator and its connections from spray, heat and accidental contact.

## ⚠️ Common Signs of Failure

-   Rattle or buzz from the alternator area that stops when the casing is held
-   Salt or corrosion staining on the exposed alternator body
-   Casing cracked or split at its mounting points
-   Mounting holes worn and fixings found loose
-   Rub marks where the casing has touched the belt or pulley

## 🛠️ Service Notes

-   Order by part number, as the sibling casings 3826280, 3826282, 3826287 and 3826352 all carry the same name and engine list
-   Check the alternator terminal insulation while the casing is off

## 📦 Condition

-   Genuine Volvo Penta part
-   Brand new
-   Supplied in original or equivalent packaging

## Details

- **Price:** 883.65 AUD
- **Vendor:** Volvo Penta
- **Type:** Charging & Alternators
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 883.65 AUD | In stock |

## Images

- 3826278 Protecting Casing | Genuine Volvo Penta Part

---

> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/3826278-protecting-casing-genuine-volvo-penta)
> Updated: 2026-09-06