Description
Newmar APS-70 Auto Power Selector 70A | Boat Supply Store
This automatic power selector ensures your vessel's critical electronics maintain uninterrupted operation by seamlessly switching between two independent DC power sources. Its solid-state design eliminates transfer delays, guaranteeing vital systems like navigation and communication remain online during power source fluctuations. Engineered for marine environments, this unit handles up to 70 amps and operates on 6-50 VDC negative ground systems, featuring a rugged, rust-proof anodized aluminum case measuring 3.25 x 4.5 x 3.1 inches.
Key Features
- Seamless solid-state power transfer for uninterrupted operation.
- Redundant power system design safeguards critical electronic loads.
- Automatic selection of the higher voltage from two independent DC sources.
- Zero transfer delay upon primary power source failure.
- Rugged, rust-proof anodized aluminum case for marine durability.
- Versatile voltage support for 6-50 VDC negative ground systems.
- 70 amp maximum load capacity for substantial power distribution.
- Optional alarm sense wires provide immediate power source loss notification.
Specifications
| Product Specifications | |
|---|---|
| Brand | Newmar Power |
| Model | APS-70 |
| Amperage | 70A |
| Voltage | 6-50 VDC |
| Grounding | Negative ground systems only |
| Design | Solid-state |
| Transfer Delay | None |
| Case Material | Anodized aluminum |
| Dimensions | 3.25 x 4.5 x 3.1 inches |
| Weight | 2 lbs |
Who This Is For
Ideal for marine electronics installers and boat owners prioritizing the continuous operation of critical systems like radar or autopilot. It provides a reliable, redundant DC power solution for vessels demanding unwavering electronic functionality.
How It Compares
| Feature | Newmar APS-70 Auto Power Selector 70A | Competitor |
|---|---|---|
| Max Loads | 70 amps | 200A |
| Voltage Rating | 6 – 50 VDC | 12/24 VDC |
| Primary Function | Automatic power selection for critical loads | Automatic battery charging and isolation |
| Transfer Delay | No transfer delay | Typically less capable |
| Case Material | Anodized aluminum | Plastic |
Common Concerns Answered
What if my boat has very high-draw electronics exceeding 70 amps?
The Newmar APS-70 is rated for a maximum load of 70 amps. For systems requiring higher amperage, consider alternative solutions designed for greater current capacity. This unit is optimized for essential electronics where a 70A limit is sufficient.
Can the APS-70 be used with positive ground electrical systems?
No, the Newmar APS-70 Automatic Power Selector is specifically designed and rated for negative ground DC systems only. Ensure your vessel's electrical configuration aligns with this specification before installation.
Are there any limitations on the power sources it can switch between?
The unit automatically selects the higher voltage of two independent DC power sources. It is crucial to ensure both power sources are within the 6-50 VDC range and that the system is negative ground.
Frequently Asked Questions
What is the primary function of the Newmar APS-70 Automatic Power Selector?
Its primary function is to automatically and seamlessly switch critical DC loads between two independent power sources without any interruption, ensuring continuous operation of vital vessel electronics.
How does the APS-70 ensure uninterrupted power to critical loads?
It utilizes a solid-state design that achieves power transfer between sources with zero delay, preventing any downtime for connected electronics when one power source fails or changes voltage.
What is the maximum amperage capacity of the Newmar APS-70?
The Newmar APS-70 has a maximum load capacity of 70 amps.
What voltage range does the APS-70 support, and what type of grounding is required?
The APS-70 supports 6-50 VDC systems and is exclusively for negative ground configurations.
Does the APS-70 offer any alarm capabilities?
Yes, the APS-70 includes provisions for alarm sense wires, allowing for an optional signal to indicate power source loss.
