Newmar PT-40U Battery Charger

Enhance your marine vessel’s power management with the PT-40U Battery Charger from Newmar’s Phase Three Series. Engineered specifically for durable 12-volt systems, this charger is ideal for workboats, military and commercial vessels, as well as recreational craft. Utilizing advanced “Smart” charging technology, the PT-40U ensures optimal battery performance, rapid recovery, and extended battery life through a precise three-stage charging process.

Features

• 12-volt model tailored for marine applications
• Advanced “Smart” circuitry offering three-stage charging: bulk, absorption, and float
• Adjustable selector switch for Gel-Cell, Flooded Lead-Acid, or AGM battery types
• Multiple isolated output banks with an ammeter displaying total output current (excluding PT-7)
• Optional temperature compensation sensor to modify output based on ambient temperature (excluding PT-7)
• Built-in current limitations to prevent overloading and ensure battery safety
• Stable, well-regulated output suitable for use as a power supply, capable of powering loads directly without a battery
• Rugged construction featuring a stainless steel case with a durable white powder coat finish and marinized internal circuitry for maximum corrosion resistance
• Comprehensive protection mechanisms including Current Limiting, Thermal Protection, Forced Air Cooling, and an optional Drip Shield
• ABS-type approval, ensuring compliance for battery charging and power supplies in marine environments

Specifications

Parameter	Details
Input Voltage (VAC)	90-264 V
Input Frequency	50-60 Hz
Input Amps @ Full Load	6.8 A @ 115 VAC, 3.4 A @ 230 VAC
Power Factor	0.98 @ 115V, 0.95 @ 230V
Max Output Amps	40 A
Output Banks	3
Battery Capacity (Amp-Hours)	80-400 Ah
Operating Temperature Range	-20°C to +70°C
Case Dimensions (HxWxD)	13.85” x 9.5” x 4.8” (35.2 cm x 24.1 cm x 12.2 cm)
Weight	11 lbs / 6 kg
Optional Temperature Sensor Model	TCS-12/24
Remote Panel Model	EVM-12-2
Equalize Option	No
Output Indicator Reference	M-3
Compliance Reference	CG

Note: With the optional Dripshield installed, the case height increases by 0.75” (1.9 cm) and depth by 1.35” (3.4 cm).

Temperature Ratings

• Operating Temperature Range: -20°C to +70°C
• Derating: Linear reduction from 100% capacity at 50°C to 50% capacity at 70°C

Charging Specifications

Nominal Output Voltages at Gel/Flooded Settings (without Temperature Compensation):

• Gel-Cell: 14.0 VDC Charge at 50% load and 13.6 VDC Float at 0.5 A load
• Flooded/AGM: 14.2 VDC Charge at 50% load and 13.4 VDC Float at 0.5 A load

Compliance and Certifications

• USCG CFR 183.410: Ignition protected
• CE: CE marked for European compliance
• ABS: Meets SVR 2009 4-8-3/5.9, Under 90 meters Rules 2006 4-6-4/7.19, and HSNC 2007 4-8-3/5.13 standards

Optional Accessories

• Remote Panel (Model EVM-12-2): Compatible with PT-40 only. Allows monitoring of the charger status and battery readiness for up to two battery banks at a glance.
• Temperature Compensation Sensor (Model TCS-12/24): Compatible with all models except PT-7. Features a -5 mV per cell per °C rating with a 25’ cable (40’ optional).

Important Notice: This product cannot be returned to the original point of purchase. Please reach out to the manufacturer directly for any issues or concerns.

Additional Specifications

• Charger Input - Voltage: 115/230 V
• Charger Output - Amps: 40 A
• Charger Output Voltage: 12 V
• Charging Banks: 3
• Inverter Input Voltage: 115/230 V
• Inverter Output Voltage: 12 V
• Outlet Quantity: Hardwire
• Portable: No
• Box Dimensions: 11” H x 15” W x 20” L
• Weight: 14.7 lbs

Resources

Quick Guide (PDF)
Owner's Manual (PDF)

Orders of physical products placed by 3 PM EST M-F typically ships the same day, if all requested items are in stock. Weekend orders will typically ship on Monday.

Shipping takes 2-7 days.

We currently ship to the Contiguous 48 States.

Life of Sailing merch is custom made for the customer after an order is placed. Total turnaround is typically 7-14 days from order to doorstep.