Description:

The Mechman 48‑Volt Elite Alternator, paired with the Mechman Dual Bracket – 2014‑2020 GM Trucks (V6/V8), creates a high-performance, heavy-duty power solution for GM trucks. The 48V Elite Alternator is built for continuous-duty operation and comes with a Wakespeed WS500 smart external regulator, pre-configured specifically for AGM battery banks — making it ideal for off-grid systems, overland rigs, or auxiliary power setups. Meanwhile, the dual bracket kit offers a durable, powder-coated frame built in the USA to mount two alternators securely, with excellent belt wrap and pulley alignment for 2014–2020 GM V6 and V8 gas engines. Delivering reliable, high-output 48V charging capacity for demanding electrical loads, all packaged in a bolt-on, professional-grade system.

48-Volt Alternator | B820648V-AGM:

This alternator comes complete with a Wakespeed WS500 external smart regulator, providing adaptive charging control and simplified integration. Optimized for AGM battery banks, it is preprogrammed for simplified installation while still allowing customization. The GM Vortec-style frame provides easy fitment in multiple aftermarket bracket applications.

The 48V Elite Series alternator delivers dependable high-output power for auxiliary power systems and performance builds. Designed for continuous-duty operation, it provides reliable charging under demanding conditions. 

• Fits: GM Vortec & Duramax trucks as well as aftermarket dual bracket kits designed for GM Vortec alternators.
• Direct-Fit Design: GM Vortec mount ensures compatibility with many factory and aftermarket brackets.
• High-Output Capability: Built to deliver continuous amperage for 48V systems.
• Includes: Wakespeed WS500 Smart Regulator with 27’ harness and sensors.
• Battery Programming:  Comes pre-programmed with generic AGM battery charge profile.
• Complete Kit: Alternator, regulator, and accessories for plug-and-play installation.

Popular applications for 48 volt systems include:

• Charging off-grid 48 volt solar battery banks
• Heavy-duty trucks and equipment
• RV house bank charging
• DIY off-grid power generation
• Industrial equipment
• Mobile electric air conditioning and refrigeration

⚠️ Customer Responsibility: Customers must be running a battery bank of at least 100Ah. It is critical that the customer confirms the generic profile matches their battery requirements. Refer to the image below and your battery manufacturer’s specification sheet before installation. Mechman will not be responsible for issues caused by a mismatch. Adjustments can be made through the Wakespeed app if required.

Braket Kit:

Upgrade your electrical system with Mechman Alternators' top-of-the-line, Made-in-USA dual alternator bracket kit, designed specifically for most V6 & V8 2014-2020 GM trucks and SUVs. This high-performance kit enables seamless installation of dual alternators, providing increased electrical power for demanding applications, such as high-powered sound systems, winches, snowplows or additional lighting.

Engineered for durability and precision, this black powder coated bracket kit ensures a secure and reliable fit, optimizing performance and minimizing potential electrical system strain along with superior belt wrap and pulley contact.

Boost your vehicle's electrical capacity with Mechman Alternators' reliable and efficient solution, perfect for enthusiasts and professionals looking for the ability to have maximum power output at low RPMs and driving RPM's.

Kit includes all necessary hardware and belt for a complete installation including the K061015 belt for proper tension on (2) 46mm pulley alternators.

Fitments: