Description
ARCO Marine Alternator for Mercury 135-150 HP | Boat Supply Store
Ensure consistent battery charging for your Mercury 135-150 HP outboard with this direct-fit ARCO Marine replacement alternator. Engineered to meet or exceed OEM specifications, it delivers a robust 12 Volt, 55 AMP output, crucial for powering onboard electronics and maintaining engine operation, especially during extended trolling runs in Gulf Coast waters. This unit includes a 4-groove pulley for secure belt engagement and comes with a 12-month warranty for leisure applications, with an option for extended coverage upon product registration.
Key Features
- Engineered for performance and reliability
- Manufactured with precision and quality
- Meets or exceeds OEM performance standards
- Includes pulley
- 12 Volt, 55 AMP output
- 4 grooves on pulley
- Direct-fit replacement for specific Mercury engines
- Optional extended warranty program
Specifications
| Product Specifications | |
|---|---|
| Voltage | 12 Volt |
| Amperage | 55 AMP |
| Pulley Grooves | 4 |
| Included | Pulley |
Who This Is For
Owners of Mercury Outboard Engines (135 HP - 150 HP) requiring a reliable and high-quality replacement alternator, including those seeking extended warranty options for assured long-term operation.
How It Compares
| Feature | ARCO Marine Alternator for Mercury 135-150 HP | Competitor |
|---|---|---|
| MPN | 20851 | 18-5905, 9-15804 |
| Replaces Mercury Part Numbers | 8M0065239, 8M0057693, 8M0062515 | 8M0065239, 8M0057693, 8M0062515 |
| Engine HP Range | 135-150 HP | 135-150 HP |
| Voltage | 12V | 12V |
| Amperage | 55A | 55A |
| Pulley Included | Yes | Yes |
| Pulley Grooves | 4 | 4 |
| Extended Warranty Program | Yes (via registration) | No |
Common Concerns Answered
I'm having trouble finding specific Mercury OEM part numbers for my older engine. Can you help?
This ARCO Marine Replacement Alternator directly replaces Mercury OEM part numbers 8M0065239, 8M0057693, and 8M0062515, ensuring compatibility with 135-150 HP Mercury outboards that utilize these original components.
I'm concerned about alternator failure leading to battery drain or engine shutdown. How reliable is this unit?
ARCO Marine is known for its quality manufacturing and this alternator is engineered to meet or exceed OEM performance standards. Coupled with a standard 12-month warranty for leisure use and an option for an extended warranty, it provides significant peace of mind against premature failure.
Is this aftermarket alternator as reliable as an OEM part?
This ARCO Marine alternator is manufactured with precision and quality, meeting or exceeding OEM performance standards. The inclusion of a robust warranty program, especially with the option for an extended warranty, offers a high degree of confidence in its long-term reliability, often comparable to OEM parts.
Frequently Asked Questions
What Mercury engine models is this ARCO Marine Replacement Alternator compatible with?
This alternator is designed as a direct replacement for Mercury Outboard Engines in the 135 HP to 150 HP range.
What are the electrical specifications (Voltage, Amperage) of this alternator?
This ARCO Marine Alternator features a 12 Volt electrical system and provides an output of 55 AMP.
Does this alternator come with a pulley?
Yes, this ARCO Marine Replacement Alternator includes the necessary pulley for installation.
What is the warranty period for this ARCO Marine Alternator?
The alternator comes with a 12-month warranty for leisure use and a 90-day warranty for commercial or racing applications.
How can I extend the warranty on this ARCO Marine Alternator?
You can extend the warranty on this ARCO Marine Alternator through product registration on the ARCO Marine website, following the instructions at https://arcomarine.com/product-registration.
