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PowerMax

PowerMax PM4 45A RV Converter | 45 Amp 12V Power Converter with a Built-in 3-Stage Smart Battery Charger | AC to DC Power Supply | Lithium Compatible | Adjustable Output 13.5VDC

✅ In stock
F
Grade
💤 Not a Deal
0/100
Current Price
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.
$134.94
Listed $134.94
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Nov 3, 2026 9:40 AM · Prices & availability subject to change

Is This a Good Price on Amazon?

💤 Not a Deal
  • 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
  • ➡️Pricing has held fairly steady, with no strong push in either direction.

How We Scored This Deal

Price Competitiveness 0/28
Recent Value 0/22
Market Standing 0/20
Deal Strength 0/20
Momentum 0/10

📝 Product Overview

🏪 Sold by Amazon.com

Product Details

✓🔋 POWERMAX PM4 45A CONVERTER – High-performance 45 Amp 12V power converter designed to convert 110V AC to 12V DC power. Perfect for RVs, boats, off-grid homes, and solar systems, this versatile unit also doubles as a smart battery charger. It's designed to ensure stable power for your 12V systems, keeping everything running smoothly while maintaining battery health with its built-in 3-stage charging system.
✓🔋 3-STAGE SMART BATTERY CHARGER – Features an advanced 3-stage charging system (Bulk, Absorption, Float) that helps prevent overcharging and boosts battery life. Whether using AGM, Gel, Lithium (LiFePO4), or traditional lead-acid batteries, this converter ensures a safe, efficient charge. Monitoring and adjusting the voltage provide a constant power supply, improving battery performance and longevity for all your systems.
✓🔋 ADJUSTABLE OUTPUT VOLTAGE (13V-16.5VDC) – With adjustable voltage settings ranging from 13V to 16.5V DC, the PowerMax PM4 45A gives you the flexibility to customize the output to match your battery type and specific power needs. This feature ensures optimal charging and system stability for lithium batteries, off-grid setups, and solar systems. Tailor the power output for your RV, boat, or mobile station for reliable, efficient performance.
✓🔋 LITHIUM COMPATIBLE – Designed to support the latest battery technology, the PowerMax PM4 45A is entirely lithium compatible, offering the perfect charging solution for LiFePO4 batteries. Whether you're upgrading your RV, boat, or off-grid home with lithium batteries, this converter ensures they are charged safely and efficiently. It provides a smart, adjustable charge that maximizes the performance of modern battery systems, ensuring extended battery life and enhanced energy storage.
✓🔋 NO REWIRE INSTALLATION – Enjoy a hassle-free installation process with the PowerMax PM4 45A. With no need to rewire, this unit can be up and running in under 10 minutes. Simply plug it into your AC power source, and the automatic 3-stage converter will cover the rest. Perfect for RV owners, off-grid enthusiasts, and anyone needing a reliable, easy-to-install power source that seamlessly integrates into their existing setup without technical expertise.
✓🔋 BUILT-IN SAFETY PROTECTIONS – The PowerMax PM4 45A is built with multiple layers of protection to ensure your devices and batteries remain safe. It includes reverse polarity protection, overload protection, and thermal shutdown protection. These features protect against potential damage caused by short circuits, overheating, or incorrect connections. The PowerMax PM4 45A is engineered for reliable and safe performance in even the most demanding environments, ensuring peace of mind.
✓🔋 CLEAN, CONSISTENT DC POWER – Provides clean, consistent DC power for all 12V appliances and electronics. Whether you're powering LED lights, trolling motors, car audio, or solar backup systems, this converter ensures your devices receive a steady, reliable supply. It eliminates flickering lights and unstable power delivery, ensuring a smooth, uninterrupted experience for all your essential systems.

⚙️ Specifications

Brand
PowerMax
Color
Metallic
Input Voltage
48 volts
Item dimensions L x W x H
12 x 9 x 5 inches
Output Voltage
12 volts
Model Number
PM4 45A
Global Trade Identification Number
00685867998143
UPC
685867998143
Number of Items
1
Number of Packs
1
Unit Count
1 Count
F
$134.94
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