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Visit ProMariner Online at www.promariner.com, for a Complete
Selection of Quality Marine Products...
Here are just a few:
ProMite Series - Recreational Grade Waterproof Marine Battery Chargers
ProSport Series - Heavy Duty Recreational Grade Waterproof
Marine Battery Chargers
ProTournament Series - Professional Grade Tournament
Waterproof Marine Battery Chargers
ProTech-I Series Dry Mount Battery Chargers
Digital Mobile Charge In-Transit Chargers
Battery Maintainers
AC Plug Holders
Battery Isolators
Isolation Transformers
Galvanic Isolators and Monitored Systems
Corrosion Control Products
Waterproof Marine Binoculars
Gold Plated Fuses and Holders
A Complete Line of Hand Held Test Meters
Online Technical Support and Service Support
Series
Owner's Manual and Installation Guide
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Microprocessor Controlled, Fully Automatic, Multi-Stage Battery Charger
Models Part No. Amperage No. Of Banks Volts
ProNautic1240 C3 63540 40 Amps 3 Banks 12
ProNautic1250 C3 63550 50 Amps 3 Banks 12
ProNautic1260 C3 63560 60 Amps 3 Banks 12
ProNautic2425 C3 63725 25 Amps 3 Banks 24
ProNautic2430 C3 63730 30 Amps 3 Banks 24
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Visit frequently, we are always adding new products for your
boating enjoyment!
Professional Mariner, LLC
200 International Drive, STE 195
Portsmouth, New Hampshire 03801
TEL: 603-433-4440
FAX: 603-433-4442
www.promariner.com
specifications subject to change without notice
09/06 rev b
IMPORTANT NOTICE
This manual contains important safety and operating instructions for ProNautic models
1240, 1250, 1260, 2425 and 2430. Please save and read all safety, operating, and installation
instructions before installing or applying AC power to your ProNautic series battery charger.
Your Satisfaction is Important to Us!
Do not return this product to retailer or dealer for any service or warranty requirements.
Call our Customer Care Department at 800-824-0524 from 8:30 am to 5 pm (EST) for warranty,
service or installation assistance.
PLEASE RECORD YOUR:
model number: serial number: date of purchase:

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Notes
Table Of Contents
Please read entire manual before installation.
CAUTIONS, WARNINGS AND SAFETY INSTRUCTIONS… 2-4
Setup and operation… 5-6
Selecting a Charging Profile and Understanding Battery Types… 6-7
Installation... 8-11
DC Wiring Diagrams… 9
AC connections... 10-11
Grounding Connection & Drip Shield Installation… 11
Troubleshooting... 12
Periodic Maintenance... 12-13
Frequently Asked Questions... 13
Accessories...
Warranty Information... 15
Thank you from all of us at Professional Mariner, LLC and congratulations on the purchase of your ProNautic
Series On-Board Marine Battery Charger. The ProNautic C
is the latest in advanced cruiser, sail, yacht and commercial on-board marine chargers.
The ProNautic Battery
where the charger will not be exposed to water. Recommended installation is in an engine room or dry
compartments where 6” of clearance on all sides is available.
The ProNautic Battery charger incorporates industry leading technology and is a fully automatic microprocessor controlled
multi-step charger that provides your batteries with a fast charge compared to conventional charging methods.
- Universal AC input 95-250 VAC 50/60 Hz
- Battery Balance Control (BBC) monitors each battery independently while charging, conditioning
and extending battery life, ensuring that no battery is ever overcharged.
3
Software calculates the required absorption time on each and every charge cycle always
- C
providing the perfect charge cycle for each battery in the system.
- 7 user selectable battery type settings are included.
3
Automatic 10 Day Re-Condition Mode for extended battery life.
- C
Standard Features:
LED Indicators
Fast Charge, Absorption, Float, Flooded Batteries, AGM Batteries, GEL 1 Battery Setting, GEL 2 Battery Setting,
Over Voltage, Under Voltage, Charger Over Temperature, Battery Temperature Status and Output Current Meter.
Multi-Stage Battery Charging (12 Volt Lead Acid Flooded Battery)
World Wide Approvals and Certifications:
Certified to UL 1236 SA, ULc, Ignition Protected, CE, FCC Class B,
Meets ABYC A-31 requirements
1)
Fast
Absorption
2)
Float Charge
3)
Recycle
4)
the high current Fast Charge mode.
Charger is designed to be used aboard a cruiser, sail, yacht or commercial vessel
Charge - Maximum current output until batteries reach 14.8 volts.
Charge - Software controlled charging user adjustable settings.
- voltage reduced to 13.5 volts (Full current is available in float mode.)
- If a continuous load draws down the battery, the charger output returns to
3
(Charging, Control, Communication) battery charger
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Cautions, Warnings & Safety Instructions
Warranty Information
2
Important Safety Instructions
WARNING: HIGH VOLTAGE / ATTENTION : HAUTE TENSION
AVOID SERIOUS INJURY OR DEATH FROM ELECTRICAL SHOCK. BEFORE OPENING TURN OFF AC SUPPLY POWER.
CHOC ELECTRIQUES PEUVENT PROVOQUER LA MORT OU DE SERIEUSE BLESSURES. AVANT D'OUVRIR LA BOITE,
COUPER LE COURANT.
Before connecting to batteries or AC power, read all instructions and cautionary markings
on the battery charger and batteries. Do not discard this manual, save it for future reference.
1. SAVE THESE INSTRUCTIONS - This manual contains important safety and operating
instructions for battery charger Models 1240, 1250, 1260, 2425, and 2430 ProNautic Chargers.
2. Do not expose charger to rain or snow.
3. Use of attachments not recommended or sold by Professional Mariner, LLC will void
warranty and may result in a risk of fire, electrical shock or personal injury.
4. Do not operate the charger if it has received a sharp blow, direct hit of force, been
dropped or otherwise damaged in any way; take it to a qualified serviceman.
5. Do not disassemble the battery charger. If service or repair is required please contact customer
service at 1-800-824-0524. Incorrect reassembly may result in a risk of electric shock or fire.
6. To reduce the risk of electrical shock, remove 120 volt or 240 volt AC shore power. Also
remove DC battery connections prior to any maintenance or cleaning. Turning off controls
will not reduce this risk.
WARNING AVOID SERIOUS INJURY OR DEATH FROM FIRE, EXPLOSION OR ELECTRICAL SHOCK
- Make connection in an open atmosphere free of explosive fumes.
- Make connection in a secure manner that will avoid contact with water.
FIVE YEAR
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We are committed to customer satisfaction and value your business. If at any time
during the warranty period you experience a problem with your ProNautic Series OnBoard Marine Battery Charger call us at 1-800-824-0524 or email info@promariner.com
for technical support.
WARRANTY CARD CAN BE REGISTERED AT WWW.PROMARINER.COM
PRONAUTIC SERIES ON-BOARD MARINE CHARGER
FIVE YEAR WARRANTY WITH A LIMITED
LIFETIME REPAIR OR REPLACEMENT POLICY
Each ProMariner ProNautic Series Model is guaranteed against defects in material and workmanship for five
full years after purchase.
Each serial numbered product has an additional repair adjustment provision after the 5 year limited warranty that
limits the maximum charge for repair or replacement to 50% of the current list price, plus shipping and handling.
• Warranty and repair adjustment calculated from manufacture date if not
registered or proof of purchase within two weeks of sale.
• Warranty void if unauthorized repairs attempted.
• Customer is responsible for shipping to ProMariner.
• Cosmetic repairs are done at the owner’s request and expense.
Purchase or other acceptance of the product shall be on the condition and agreement that Professional Mariner,
LLC SHALL NOT BE LIABLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES OF ANY KIND. (Some states
do not allow the exclusion or limitation of incidental or consequential damages, so the above limitations may
not apply to you.) This warranty is made in lieu of all other obligations or liabilities on the part of Professional
Mariner. Professional Mariner neither assumes nor authorizes any person for any obligation or liability in
connection with the sale of this product.
To make a claim under warranty, go to www.promariner.com and click on the support tab and follow the instructions
making sure to identify the product and the problem. Professional Mariner will make its best effort to repair or
replace the product, if found defective within the terms of the warranty, within 30 days after return of the product
to the company. Professional Mariner will ship the repaired or replaced product back to the purchaser.
This warranty gives you specific legal rights, and you may also have other rights, which vary from state to state.
This warranty is in lieu of all others expressed or implied.
Factory Service Center & Technical Support
Professional Mariner, LLC
200 International Drive, STE 195
Portsmouth, NH 03801
Tel: 1-800-824-0524
Professional Mariner, LLC
Tel: (603) 433-4440 / Fax: (603) 433-4442
www.promariner.com
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