NS-12-20 - Newmar Power Newmar StartGuard 20A Power Backup System | Aztek Computers
29+Years
SKU: KQCS4IVTZB |  Mfg. Part: NS-12-20  | UPC: 787524024872  | 
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NS-12-20 - Newmar Power Newmar StartGuard 20A Power Backup System

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$283.00  $382.05
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Product Overview

StartGuard 20A Power Backup System

The StartGuard 20A provides supplemental power during engine cranking, preventing voltage drops that may affect sensitive electronics in vehicles or marine applications. By delivering backup power, it ensures that your micro-processor-driven devices retain their programmed memory and function seamlessly even when starting the engine.

Easy Installation

Designed for convenient mounting, the StartGuard can be placed under the dash or in the console with the accompanying screws or #10 bolts.

Wiring Requirements

Make sure to route the input from your power source through the StartGuard to maintain uninterrupted power delivery.

Specifications:

  • Input Voltage: 13.8-14.8 VDC nominal, 15.5 VDC Max
  • Relay Activation Input Voltage: 7-15 VDC
  • Output: 20 Amps Max
  • Battery: 12 VDC, 4.0 Amp/Hour, Sealed Rechargeable, 3-5 Year Life (Typical)
  • Backup Capacity (Fully Charged): 20 Amps for one minute / 18 Amps for 2 minutes
  • Operating Temperature Range: 0-40 degrees Celsius
  • Winter Storage Temperature Range: -20 degrees to +40 degrees Celsius
  • Dimensions: 8.25" x 4.9" x 3.5"
  • Weight: 5.5 lbs
Note: This product is non-returnable to the point of purchase. For assistance, please contact the manufacturer directly.

Expert Overview

The Newmar StartGuard 20A Power Backup System is designed to provide supplemental power to sensitive electronics during engine cranking in vehicle or marine applications. This system prevents voltage drops that can disrupt micro-processor-driven devices, ensuring they retain programmed memory and function without interruption. It is suitable for IT professionals and businesses managing fleets or marine vessels equipped with critical electronic systems. The StartGuard 20A addresses the operational issue of electronic device resets or data loss during engine startup by delivering a stable power supply. With an output of 20 Amps Max and a 12 VDC, 4.0 Amp/Hour sealed rechargeable battery, it offers a backup capacity of 20 Amps for one minute or 18 Amps for two minutes when fully charged. The unit, part number NS-12-20, is designed for easy installation under a dash or in a console using provided screws or #10 bolts, making it a practical solution for maintaining electronic system continuity.

Technical Specifications

  • Supports sensitive electronics during engine start
  • Easy to mount in various vehicle locations
  • Maintains voltage levels to prevent memory loss
  • Durable and long-lasting rechargeable battery
  • Compact size for convenient installation

Product Details

  • Manufacturer:
  • Model Number:
  • ASIN:
  • UPC:
  • Condition:
  • Weight:
  • Dimensions:
  • Updated:
  • Added:
  • Newmar Power
  • NS-12-20
  • B015S4VRKO
  • 787524024872
  • New
  • 6.3 lbs
  • 10 X 9 X 10
  • Aug 02, 2026
  • Mar 07, 2025
Product Identifiers: Brand: Newmar Power • Part #: NS-12-20 • UPC: 787524024872 • ASIN: B015S4VRKO • Category: Electrical Systems

Frequently Asked Questions

What are the installation requirements for this unit?

The StartGuard is designed for convenient mounting under the dash or in the console using the accompanying screws or #10 bolts. The input from your power source must be routed through the StartGuard to maintain uninterrupted power delivery.

What is the expected lifespan of the internal battery?

The internal 12 VDC, 4.0 Amp/Hour sealed rechargeable battery typically has a life of 3-5 years.

What are the operating and storage temperature ranges for the StartGuard?

The operating temperature range is 0-40 degrees Celsius. For winter storage, the temperature range is -20 degrees to +40 degrees Celsius.

NS-12-20 - Newmar Power Newmar StartGuard 20A Power Backup System

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$283.00