24V to 12V 20A Heavy Duty DC-DC Step Down Converter | 240W Industrial Voltage Reducer

240W of Industrial-Grade 12V Power — For Heavy Equipment & Multi-Accessory Systems

When your 24V system needs to feed serious 12V loads — auxiliary lighting banks, winches, refrigerators, inverters, or full accessory suites — the Jason Bang Power 24V to 12V 20A Step-Down Converter delivers a massive 240W of regulated 12V power. This is the converter you reach for when 5A or 10A simply won't cut it.

Built around a heavy-duty power stage with industrial-grade components, this converter maintains stable output at full load in the harshest environments. The IP67 waterproof aluminum housing provides exceptional thermal management, allowing sustained 240W operation without thermal throttling. Whether it's a mining truck, a fishing vessel, or a construction excavator — this converter is built to handle it.

Key Features

• 240W Heavy Duty Output: 12V at 20A — powers auxiliary lighting, small winches, refrigerators, and full accessory suites
• Industrial-Grade Power Stage: Premium components rated for sustained high-load operation
• Regulated 12V: Stable output from 18–32V input — protects downstream equipment
• IP67 Waterproof Aluminum Housing: Engine-compartment and outdoor rated
• Full Protection Suite: Reverse polarity, short-circuit, overcurrent, over-temperature
• Up to 96% Efficiency: Advanced thermal design handles 240W without excessive heat

Technical Specifications

Ideal Applications

• Heavy trucks and semi-tractors with full 12V accessory loads
• Mining, construction, and agricultural equipment
• Marine vessels with 24V systems powering 12V equipment
• RV and camper 24V-to-12V house power conversion
• Industrial machinery with mixed 24V/12V systems
• Emergency and utility vehicles

Why Choose Jason Bang Power?

Built for industrial continuous-duty operation. Premium power components rated for 100,000+ hours. Every unit undergoes full-load thermal testing before shipment. 1-year warranty included.

Our Guarantee

Fast shipping via FedEx/DHL/UPS. Processing 1–3 business days. Delivery US 7–10 business days. International 7–20 business days. 30-day returns accepted.