445-4454-0 - Newmar Power Newmar PT-MCU Monitor Control Unit | Aztek Computers
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SKU: M3U3MQ2RV6 |  Mfg. Part: 445-4454-0  | 
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445-4454-0 - Newmar Power Newmar PT-MCU Monitor Control Unit

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$741.21  $1,000.63
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Product Overview

Newmar Phase three Monitor Control unit

Model: PT-MCU
  • Digital readout of 3 battery bank voltages to 1/10th volt
  • Adjustable DC high/low voltage alarm
  • Output float voltage adjustment pot; permits fine tuning from -4% to +5%
  • AC circuit breaker (30A, double pole) provides overcurrent protection and manual disconnect
  • AC power ON indicator light
  • 10ft wiring harness for easy connection of PT Series Charger
  • Compatible with: PT-14W, PT-25W, PT-40U, PT-80, PT-24-8W, PT-24-13W, PT-24-20U, PT-24-45U, PT-24-95U, and PTMS-24-67
  • Waterproof wire cord grips
  • Heavy duty top and bottom mounting flanges

Designed for installation in conjunction with most models of PT Battery Chargers, this unit provides additional functionality of monitoring, control, and alarms. It contains a Digital DC volt meter with 3 battery bank sense selector, a dial that adjusts the PT charger float voltage, and AC Master circuit breaker for control and protection of charger input power.

A 10 ft wiring harness is provided for AC input and DC monitor wiring to the charger.

Specifications
CaseAnodized aluminum case


Expert Overview

The Newmar PT-MCU Monitor Control Unit is a distribution unit designed to complement Newmar PT Series Battery Chargers. This unit provides IT and facility managers with enhanced monitoring and control capabilities for their DC power systems. It features a digital readout that displays the voltage of up to three battery banks with 0.1-volt precision, enabling accurate system assessment. An adjustable DC high/low voltage alarm function helps prevent over or under-voltage conditions, while an output float voltage adjustment pot allows for fine-tuning of the charger's float voltage from -4% to +5%. Integrated overcurrent protection is provided by a 30A double-pole AC circuit breaker, which also serves as a manual disconnect. An AC power ON indicator light confirms operational status. The unit, part number 445-4454-0, includes a 10ft wiring harness for straightforward connection to compatible PT Series Chargers, simplifying installation and integration into existing power setups.

Product Details

  • Manufacturer:
  • Model Number:
  • Condition:
  • Weight:
  • Dimensions:
  • Updated:
  • Added:
  • Newmar Power
  • 445-4454-0
  • New
  • 5 lbs
  • 5 X 5 X 5
  • Jul 27, 2026
  • Nov 24, 2025
Product Identifiers: Brand: Newmar Power • Part #: 445-4454-0 • Category: Distribution Unit

Frequently Asked Questions

What is included with the Newmar PT-MCU Monitor Control Unit?

The unit includes a 10ft wiring harness for connecting to a PT Series Charger. It also features waterproof wire cord grips and heavy-duty top and bottom mounting flanges.

What problem does the adjustable output float voltage solve?

The adjustable output float voltage pot allows for fine-tuning of the charger's float voltage from -4% to +5%. This enables precise voltage management to optimize battery charging and extend battery life based on specific system requirements.

What is the function of the integrated AC circuit breaker?

The integrated 30A double-pole AC circuit breaker provides overcurrent protection for the charger's input power. It also functions as a manual disconnect for the AC power supply to the charger.

445-4454-0 - Newmar Power Newmar PT-MCU Monitor Control Unit

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Reviews for Newmar Power 445-4454-0

$741.21