21616350 Voltage Regulator | Genuine Volvo Penta Part
21616350 Voltage Regulator | Genuine Volvo Penta Part
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In stock — Australian warehouse
Typically reaches our store in 3–5 business days
Availability checked daily with Volvo Penta
✓ Authorised Volvo Penta Dealer · Genuine Volvo Penta parts · Ships Australia-wide
🔧 Product Description
An electronic charging-system regulator used in the designated Volvo Penta alternator assembly.
⚙️ Key Features
- Controls alternator field current
- Maintains stable charging voltage
- Protects batteries and onboard electronics
- Engine-duty electronic construction
- Alternator-specific connector and mounting layout
🔌 Function
The regulator varies field current to hold alternator output within the required charging-voltage range.
⚠️ Common Signs of Failure
- Low or excessive charging voltage
- Battery warning alarm
- Intermittent alternator output
- Overheated batteries
- Burnt or corroded terminals
🛠️ Service Notes
- Isolate the batteries at the main switch and disconnect the negative lead before working on the charging circuit, and never disconnect a battery while the engine is running
- Rule out the simple causes before condemning a regulator — a slack or glazed drive belt, corroded or loose battery and alternator connections, a poor engine-to-battery earth, or a tired battery all produce the same symptoms
- Check the brushes and slip rings while the regulator is off; a worn brush set gives the same low or erratic output
- Fit clean and dry, seat any insulating washers and bushes in their original order so nothing bridges across them, and tighten the terminals firmly without crushing them
- Measure charging voltage at the battery with the engine running once the regulator is fitted, and compare it with the value specified for your engine and battery type
🔄 Supersession & Cross Reference
OEM Supersession Chain
- 21616350 → Supersedes 20797555
OEM / Related Numbers
- 20797555 earlier number superseded by this part
📦 Condition
- Genuine Volvo Penta part
- Brand new
- Supplied in original or equivalent packaging
Shipping & Delivery
Shipping & Delivery
Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.
Returns & Warranty
Returns & Warranty
14-day change-of-mind returns — if it's not right or you ordered the wrong part, send it back within 14 days in new, unused condition for a refund or exchange. Manufacturer warranties apply to new parts. Full details in our Refunds & Returns policy.
Not sure this fits?
Not sure this fits?
Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.
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