Description
Mercury 893640A01 Voltage Regulator Kit
Mercury 893640A01 is a genuine Mercury voltage regulator kit for select 3-cylinder Mercury and Mariner outboard applications where this kit is specified. This kit includes the voltage regulator components, cover, gasket, thermostat-related components, harness parts, and small hardware shown in the product images.

Key Features
- Genuine Mercury voltage regulator kit
- Part number: 893640A01
- Designed for select 3-cylinder Mercury and Mariner outboard applications where specified
- Includes voltage regulator, exhaust cover, gasket, thermostat-related parts, harness components, and small parts shown
- Supports proper charging-system service when installed on the correct application
Fitment / Product Details
- Brand: Mercury
- Part Number: 893640A01
- Product Type: Voltage Regulator Kit
- Application: Select 3-cylinder Mercury and Mariner outboards where voltage regulator kit 893640A01 is specified
- Engine Style: Outboard
- Related Kit Label: Voltage Regulator Kit
- Included Thermostat Label: Quicksilver 825212T02, Thermostat - 3CYL
- Fitment Note: Confirm compatibility by part number, engine model, serial number, electrical system, parts diagram, owner’s manual, or service manual before ordering.
What’s Included
- Voltage regulator module with wiring
- Cover assembly
- Cover gasket
- Thermostat-related components shown, including 825212T02 thermostat
- Harness and connector components
- Small parts bag and installation reference sheet shown in the product images
Why You Should Buy
- Correct genuine Mercury kit for applications that specify 893640A01
- Helps service the charging and voltage regulation system on compatible 3-cylinder outboards
- Includes related components shown for the kit installation
- Grouped with existing Wakeboss fuel and electrical parts instead of creating a one-off filter group
Common Applications
- Voltage regulator replacement on compatible Mercury 3-cylinder outboards
- Charging-system service where Mercury kit 893640A01 is specified
- Electrical system repair on compatible Mercury and Mariner outboards
FAQ
- Is this a genuine Mercury kit? Yes. Mercury 893640A01 is a genuine Mercury voltage regulator kit.
- Does this include the thermostat? The product photos show Quicksilver 825212T02 Thermostat - 3CYL included with the kit contents.
- Does this fit all 3-cylinder Mercury outboards? No. Use this kit only where Mercury part number 893640A01 is specified.
- How do I confirm fitment? Match part number 893640A01 to your Mercury or Mariner parts diagram, engine serial number, electrical system, owner’s manual, or service manual before ordering.
- Need help confirming fitment? Contact us before ordering and our parts team can help verify compatibility: Ask a Parts Pro.









