Newmar Power 115-12-8 Power Supply for Marine Communication Equipment

115-12-8 Power Supply

This super-rugged DC power supply is ideal for powering 12-volt communication and navigation equipment onboard commercial vessels where reliability is essential. The proven linear circuit design provides pure noise-free output and a long service life.

Features:

• Excellent Regulation and Ripple Spec (output voltage maintained within 1% under all rated line and load conditions)
• Polyurethane conformal coated PC board and corrosion-resistant heavy-duty aluminum case with integral shock mounts assure survival in hostile environments
• The heat generated by semi-conductors is extracted and dissipated by large heat sink fins for cool operation
• Protection: overvoltage, current limit; (set @ 105% of intermittent rating), thermal overload, and input/output fusing
• Thermally activated cooling fan on CD units

Specifications:

• Nominal Input/VAC: 115/230
• Maximum Input Current @115: 2.5
• Maximum Input Current @230: 1.5
• Output Amperage (Intermittent): 8
• Output Amperage (Continuous): 5
• Weight: 32 lbs. / 14.6 kg

Case Size:

• H x W x D (inch): 6.0 x 4.6 x 8.5

Input Range

105-125/210-250 VAC (selectable), 50-60 Hz; Derate to 50% output below 110 and 220 VAC

Operating Temperature

Standard Units - 0-50 degrees C, Derate linearly from 100% @ 40 degrees C to 50% @ 50 degrees C thermal shutdown @ 85 degrees C case temperature

Duty Cycle:

• Intermittent: 20 minutes max on time, 20% duty
• Continuous: 24 hours/day 100% Duty

Options:

• Modify for use as a battery charger
• The output voltage is adjusted (see Output Voltage for range)
• Transfer relay for back-up battery in event of power failure (ERC option)

Output Voltage:

• 13.6 VDC (internally adjustable 12.6-14.5 VDC)
• Ripple: 40mV P-P (@ 110-125 / 220-250 VAC input)
• 1% Line and Load (@ 110-125 / 220-250 VAC input)

Mechanical:

• Powder-coated aluminum heat sink case
• Front panel terminal block
• Heavy-duty mounting flange
• Conformal-coated PC board

The Newmar Power 115-12-8 Power Supply is a rugged and reliable DC power source designed specifically for 12-volt communication and navigation systems onboard commercial vessels. Its linear circuit design ensures clean, noise-free output, which is critical for sensitive marine electronics. Built with durability in mind, this power supply features a corrosion-resistant heavy-duty aluminum case with a polyurethane conformal-coated PC board, making it suitable for challenging marine environments. Its robust construction, including integral shock mounts and large heat sink fins, guarantees long-term operation even under harsh conditions.
This power supply maintains excellent regulation with less than 1% ripple and voltage variation under all rated line and load conditions. It includes multiple protective features such as overvoltage, current limiting, thermal overload, and input/output fusing, ensuring safety and longevity. The thermally activated cooling fan on the control unit maintains optimal operating temperatures, preventing overheating during continuous operation. Its adjustable output voltage, ranging from approximately 12.6V to 14.5V, allows customization to specific system requirements, while ripple remains minimal at 40mV peak-to-peak, providing stable power delivery.
Designed for versatile use, the Newmar Power 115-12-8 supports both intermittent and continuous duty cycles, making it suitable for various maritime applications. Its compact size and heavy-duty mounting flange facilitate easy installation in confined spaces, and its front panel terminal block simplifies wiring. Optional modifications include configuring the unit as a battery charger or adding a transfer relay for backup power supply in case of main power loss, enhancing its adaptability for different marine power setups. Whether powering navigation systems or communication gear, this power supply ensures reliable, noise-free operation, contributing to safety and operational efficiency on board.Note that this product may not be returned at the point of purchase; please contact the manufacturer for support or concerns.Overall, the Newmar Power 115-12-8 Power Supply stands out as a dependable, high-performance power solution tailored for demanding marine environments, combining rugged construction with precise regulation and comprehensive protection features to support critical onboard systems.

Features:

• Excellent regulation and ripple specification, maintaining output voltage within 1% under all rated conditions

• Corrosion-resistant heavy-duty aluminum case with polyurethane conformal coating for durability in harsh environments

• Large heat sink fins and thermally activated cooling fan for cool operation and thermal management

• Comprehensive protection including overvoltage, current limit, thermal overload, and input/output fusing

• Adjustable output voltage from approximately 12.6V to 14.5V for system customization

• Supports both intermittent (20-minute max on time) and continuous duty cycles

• Compact design with heavy-duty mounting flange and front panel terminal block for straightforward installation

• Optional features available, such as battery charger modification and transfer relay for backup power