Description
Newmar APS-160 Automatic Power Selector | Boat Supply Store
Critical loads on your vessel demand a reliable, uninterruptible DC power supply, which the Newmar APS-160 Automatic Power Selector provides by seamlessly switching between two independent sources. Operating within 6-50 VDC negative ground systems, this solid-state unit features zero transfer delay to prevent interruptions during power source fluctuations, all housed in a corrosion-resistant anodized aluminum case measuring 9.0 x 4.5 x 3.1 inches. Ideal for offshore fishing vessels or long-range cruising yachts where navigation and communication equipment must remain live, it guarantees consistent power delivery.
Key Features
- Seamless automatic power selection between two DC sources
- Uninterrupted redundant power for critical onboard electronics
- Zero transfer delay upon primary power source failure
- High capacity 160A continuous current handling
- Rugged, marine-grade anodized aluminum construction
- Versatile 6-50 VDC negative ground system compatibility
- Integrated alarm sense wires for power loss notification
- Simplified installation with straightforward connections
Specifications
| Product Specifications | |
|---|---|
| Max Continuous Current | 160A |
| Voltage Range | 6-50 VDC |
| Ground System | Negative Ground |
| Transfer Delay | None |
| Case Material | Anodized Aluminum |
| Dimensions | 9.0 x 4.5 x 3.1 inches |
| Weight | 5 lbs |
| Alarm Wires | Yes |
Who This Is For
This unit is designed for marine electronics installers requiring a robust, automatic power switching solution for critical systems, and for boat owners who prioritize uninterrupted operation of navigation, communication, or autopilot equipment.
How It Compares
| Feature | Newmar APS-160 Automatic Power Selector | Blue Sea Systems ML |
|---|---|---|
| Max Loads | 160 amps | 120A, 400A |
| Voltage Rating | 6 – 50 VDC, neg. ground | 12/24V DC, 12/24V DC |
| Primary Function | Automatic Power Selector for Critical Loads | Automatic Battery Combiner/Charger, Battery Combiner |
| Transfer Delay | No transfer delay | N/A, N/A |
| Case Material | Anodized aluminum | Circuit breaker housing, Plastic |
Common Concerns Answered
Is the Newmar APS-160 suitable for all boat electrical systems?
The APS-160 is specifically designed for 6-50 VDC negative ground systems, which is common in modern vessels. However, it may not be directly compatible with older positive ground configurations or systems operating outside this voltage range without modifications.
Is the APS-160 significantly more expensive than basic switches?
While the initial investment for the APS-160 is higher than simple manual switches or combiners, its advanced solid-state technology, seamless automatic switching, and robust marine-grade construction provide unparalleled reliability and operational convenience for critical DC loads, justifying the cost for many users.
Will this unit cause any downtime for my electronics when switching sources?
No, a primary benefit of the APS-160 is its solid-state design, which ensures a truly seamless transition between power sources with absolutely no transfer delay, thus guaranteeing uninterrupted operation of your critical electronic equipment.
Frequently Asked Questions
What is the maximum continuous current the Newmar APS-160 can handle?
The Newmar APS-160 Automatic Power Selector is rated to handle a maximum continuous current of 160 amps.
What is the voltage range supported by the Newmar APS-160?
The Newmar APS-160 supports a voltage range of 6 to 50 VDC.
How does the Newmar APS-160 ensure uninterrupted power to critical loads?
It utilizes a solid-state design that continuously monitors two independent DC power sources and automatically switches to the alternate source with zero transfer delay if the primary source fails or drops below a usable voltage.
Can the Newmar APS-160 be used with positive ground systems?
No, the Newmar APS-160 is specifically designed for negative ground systems only.
Does the Newmar APS-160 provide any indication of power source failure?
Yes, the unit includes alarm sense wires that can be connected to a separate indicator to provide a signal upon power source loss.
