Sierra 18-5707 Marine Rectifier for Mercury Outboard Engines

The Sierra 18-5707 is a premium replacement rectifier designed specifically for Mercury and Mariner outboard engines. This essential electrical component converts alternating current (AC) from the stator into direct current (DC) to charge your boat's battery and power onboard electronics, ensuring reliable performance on the water.

Key Features:

• Square design with 3-post configuration for secure mounting and connections
• Engineered to meet or exceed OEM specifications for reliable performance
• Direct bolt-on replacement requiring no modifications
• Compact design measuring 4.02" × 2.01" for easy installation in tight spaces
• Backed by Sierra's industry-leading limited customer satisfaction warranty

Replaces OEM Part Numbers: Mercury Marine 62351A1, 62351A2, 816770, 816770T, 8M0058226, 49184, 83-70350A1, 83-70350A3 | Arco AR351 | CDI 154-6770 | GLM 72310 | Mallory 9-17100 | MES 1782M

This rectifier is compatible with a wide range of Mercury and Mariner 2-stroke outboard engines from 10HP to 200HP, including popular models from the 1970s through 2000s. Sierra Marine parts are manufactured to rigorous quality standards and designed to withstand harsh marine environments, providing dependable service life for your outboard engine's charging system.