
Sterling Power Pro Charge Ultra Plus Battery Charger – 12V – 40A – 3 Output
Four-stage adaptive charging allows the 2 kg Sterling ProCharge Ultra+ 12/40 multi bank marine charger to supply 40A across three 12V outputs on mid-size sailing vessels from fluctuating 80-270V AC shore power.
- Three isolated outputs deliver 40A.
- Four-stage adaptive profiles charge LiFePO4.
- Thermostatic fan regulates operating heat.
- Digital LED screen displays voltage.
- Alloy chassis weighs 2 kg.
Mid-size yachts and sailing vessels can use theSterling Power ProCharge Ultra Plus 12V/40A Marine Battery Charger, which supplies 40 amps across three isolated 12V banks. Its 80V to 270V AC input supports listed AGM, gel, flooded, and LiFePO4 battery types through a 4-stage adaptive charging program.
Listed 14.4V absorption and 13.5V float values define the charge profile. A digital LED interface provides the listed local status function, while the included sensor enables temperature compensation. IP21 protection, ignition protection, a thermostatic fan, and short-circuit and reverse-polarity protections are listed.
Warranty and Support
Warranty information is not included in the listed product data. Review the manufacturer documentation for product details, setup, and warranty coverage.
Before Ordering the Sterling Power ProCharge Ultra Plus 12V/40A Marine Battery Charger
Before ordering, confirm that your system uses up to three 12V banks, accepts 80V to 270V AC input, and uses one of the listed battery chemistries. Review the 40-amp output, charge voltages, sensor inclusion, IP21 protection, ignition protection, and available installation space. You should confirm compatibility with your battery manufacturer and vessel electrical system before purchase.
Product Specifications
Sterling ProCharge Ultra+ 12V/40A
| Brand | Sterling Power |
|---|---|
| SKU | PCU1240 |
| Output Current | 40 Amps |
| Isolated Banks | 3 Banks |
| DC Voltage | 12V DC |
| Input Voltage | 80-270V AC |
| Battery Types | AGM, Gel, Flooded, LiFePO4 |
| Algorithm | 4-Stage Adaptive Charging |
| Absorption/Float | 14.4V / 13.5V |
| Efficiency | >91% |
| IP Rating | IP21 |
| Ignition Protected | Yes |
| Communication | Digital LED Interface |
| Temp Compensation | Sensor Included |
| Safety Protections | Short Circuit, Reverse Polarity |
| Cooling | Thermostatic Fan |
| Dimensions | 260 x 215 x 90 mm (10.2x8.5x3.5") |
| Weight | 2 kg (4.4 lbs) |
| Certifications | CE, ABYC, Marine Grade |
| Application | Mid-size Yachts, Sailing Vessels |
Payment Protection
Checkout will use the selected PayPal or Stripe payment method.
Free International Shipping
Free standard delivery to the United States, Canada and Australia.
Product Support
Ask for product and compatibility information before ordering.

Reviews
There are no reviews yet.