Newmar Power - 2-3-70A Isolator

Efficient Multi-Battery Charging Solution

The Newmar Power 2-3-70A Isolator is designed for marine applications, ensuring reliable and efficient charging of multiple batteries from one or two alternators. This heavy-duty isolator prevents battery discharge between units, maintaining individual charge levels and avoiding overcharging. Ideal for 12-48V negative ground DC systems, it supports seamless power management for marine vessels and other demanding environments.

Durable Construction for Marine Environments

Engineered with high-quality materials, the Newmar Power 2-3-70A Isolator features a rust-proof anodized aluminum heat sink case, making it resistant to harsh marine conditions. The unit is built to withstand continuous operation, ensuring long-lasting performance in demanding environments.

Technical Specifications

• System Compatibility: Supports 12-48V DC negative ground systems
• Alternator Capacity: Designed for use with 70A alternators
• Voltage Drop: 0.7V at 50% load, 0.9V at full load
• Operating Temperature Range: -40°C to +80°C
• Duty Cycle: Continuous rating up to 50°C, with linear derating to 70% at 80°C
• Temperature Rise: 5°C at full rated current (mount vertically for optimal cooling)

Rugged and Secure Design

• Heavy-Duty Construction: Ensures durability in marine and industrial settings
• Rust-Proof Anodized Aluminum Case: Provides corrosion resistance
• Stainless Steel Mounting Hardware: Included for secure installation
• Protective Terminal Covers: Enhances safety and longevity

Important Compatibility Note

These battery isolators are not compatible with self-exciting alternators. Please verify your alternator configuration with the manufacturer before installation.

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