VESPA 5Pin Regulator
- Brand: Mortch Motor
- Product Code: MIHPREG-VESPA5B
- Product Viewed: 265
- Availability: In Stock
- Weight: 0.22kg
- Packing Size: 10.00 x 10.00 x 5.00cm
US$10.57 143 SOLD
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VESPA 5-Pin Regulator
🔌 Regulator · Rectifier · 5-Pin Rectangle Connector
For VESPA PX/PE 125 · Standard quality · Affordable price
This is a 5-pin regulator (rectifier) designed for VESPA PX/PE 125, featuring a 5-pin rectangle connector. It offers standard quality replacement at an affordable price, making it an ideal replacement for the original regulator to stabilize the vehicle's charging system voltage and protect the battery and electrical components.
The regulator is the core component of the vehicle's charging system, responsible for converting AC power from the magneto into DC power and regulating it to the appropriate voltage range for charging the battery and powering electrical systems. When the original regulator fails, this product is the perfect replacement choice.
✨ Key Benefits: 5-pin rectangle connector · Standard quality · Affordable price · Plug and play
Length
2.64"
≈ 67.1 mm
Width
4.18"
≈ 106.2 mm
Thickness
1.11"
≈ 28.2 mm
Connector Type
5-Pin Rectangle Connector
OEM Part Number
DUCATI 343450
Voltage
12V DC
This 5-pin regulator primarily fits the following models:
🏍️ VESPA
- VESPA PX 125
- VESPA PE 125
- VESPA PX series with electronic ignition
📌 OEM Reference
DUCATI 343450
This product replaces the original DUCATI 343450 regulator
📌 Compatibility Note: This is a 5-pin rectangle connector regulator suitable for VESPA PX/PE 125 and similar models. OEM replacement number is DUCATI 343450. Before purchasing, please verify your vehicle uses the same 5-pin rectangle connector.
The regulator (rectifier) is the core component of the vehicle's charging system, directly affecting electrical system reliability:
- Voltage Regulation: Converts AC from the magneto to DC and regulates it to the proper range of 13.5-14.5V.
- Battery Protection: Prevents overcharging or undercharging, extending battery life.
- Electrical Component Protection: Stabilizes voltage output, preventing voltage fluctuations from damaging lights, instruments, and other electrical devices.
- Charging System Integrity: Regulator failure can prevent the battery from charging, eventually leading to no-start conditions.
⚠️ Regulator Failure Symptoms: Frequent battery discharge, unstable headlight brightness, flickering lights, abnormal charging indicator, premature battery failure. If you experience these issues, inspect and replace the regulator promptly.
- Battery Drain: Battery frequently dies, hard starting.
- Unstable Lights: Headlight brightness fluctuates with engine RPM.
- Charging Indicator Issues: Charging light stays on or flashes.
- Premature Battery Failure: Battery life significantly shortened.
- Electrical Component Damage: Bulbs, instruments, and other electrical components fail frequently.
- Overheating: Regulator housing becomes unusually hot, indicating possible internal short.
If you experience these symptoms, inspect the regulator and replace if necessary.
- OEM Specifications: Manufactured to VESPA original specifications for perfect electrical matching.
- 5-Pin Rectangle Connector: Standard interface for perfect harness compatibility.
- Stable Voltage: High-quality electronic components provide stable voltage output.
- Affordable Price: Standard quality at a budget-friendly price – great value.
- Direct Replacement: Perfect substitute for damaged or worn original regulators (OEM DUCATI 343450).
- Good Heat Dissipation: Housing design promotes heat dissipation for extended service life.
🔧 Installation Tip
1. Disconnect the negative battery terminal before installation to prevent shorts.
2. Locate the original regulator (typically on the frame side or near the battery).
3. Disconnect the 5-pin connector, remove mounting bolts, and take out the old regulator.
4. Install the new regulator, secure with mounting bolts, and connect the 5-pin connector.
5. Ensure the connector is fully seated for good contact.
6. Reconnect the battery, start the engine, and use a multimeter to measure battery voltage – it should read between 13.5-14.5V.
- Please verify that this part fits your specific vehicle model and year. Many vehicles share similar names but use different components depending on year or market region.
- We strongly recommend cross-checking with your vehicle's owner's manual or contacting us for confirmation before placing your order.
- Product images, measurements, and descriptions are for reference only. Slight variations in color or appearance may occur due to manufacturing batches or photography lighting—functional specifications remain identical to the ordered part.
- Professional installation is mandatory. Mortch Motor assumes no liability for damages, injuries, or losses resulting from improper installation, misuse, unauthorized modification, or abnormal operation.
- All listed prices EXCLUDE shipping costs, import duties, taxes, and customs clearance fees. These charges (if applicable) are determined and collected by your local customs authority and are solely the buyer's responsibility.
- In case of return due to unpaid duties/taxes or refusal to clear customs, the buyer shall bear the original shipping cost, return shipping fees, and any associated administrative charges deducted from the refund.





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