22645632 Battery Switch | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta battery switch from the Battery and Mountings group, weighing 5.268 kg and listed for 43 D series applications. It consolidates earlier references 22137804 and 22137800. The switch isolates the battery, so contact condition matters to both starting and safety.

🚤 Compatibility

• Engine Family: D
• HP Range: 110-435 HP

Full model list at the end of this description.

⚙️ Key Features

• 5.268 kg
• 43 D series applications
• Consolidates 22137804 and 22137800
• 12 V system

🔌 Function

Isolates the battery from the installation, breaking the main supply so the system can be worked on or left safe.

⚠️ Common Signs of Failure

• Slow or intermittent cranking with healthy batteries
• Switch body warm or hot after carrying load
• Measurable voltage drop across the switch under load
• Contacts burnt or pitted, sometimes with a smell
• Handle stiff, loose, or not latching in position

🛠️ Service Notes

• Measure the voltage drop across the switch under load - one that looks sound can still be resistive enough to stop a start
• Disconnect the batteries before changing it, and clean the terminal faces before fitting

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 22645632 → Supersedes 22137804

OEM / Related Numbers

• 22137800 earlier number superseded by this part
• 22137804 earlier number superseded by this part

📦 Condition

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

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta D6-330A-F, D6-370A-F, D6-330D-F, D6-370D-F, D6-300A-F, D6-300D-F, D6-300I-F, D6-330I-F, D6-370I-F, D6-435D-F, D6-400A-F, D6-435I-F
• Volvo Penta D3-110I-H, D3-140A-H, D3-170A-H, D3-200A-H, D3-220A-H, D3-150I-H, D3-170I-H, D3-200I-H, D3-220I-H, D3-140I-H
• Volvo Penta D4-260A-F, D4-260D-F, D4-260I-F, D4-300A-F, D4-300D-F, D4-180I-F, D4-225I-F, D4-300I-F, D4-225A-F
• Volvo Penta D8A5-A MH, D8A6-A MH, D8A1-A MP, D8A2-A MP, D8A3-A MP, D8A4-A MP
• Volvo Penta D11B3-A MP, D11B4-A MP, D11B2-A MP, D11B1-A MP
• Volvo Penta D9A2L MH, D9A2M MP