Morningstar EcoPulse PWM 30amp
Morningstar EcoPulse PWM 30amp
12/24V Off-Grid Battery Regulation with Fanless Thermal Cooling

DESCRIPTION
Morningstar EcoPulse 30A: Reliable Off-Grid Solar Regulation
Optimised Battery Management for 12V and 24V Systems
The Morningstar EcoPulse 30A is an advanced pulse width modulation (PWM) solar charge controller engineered to provide essential battery regulation for off-grid power systems. Designed with residential and leisure consumer applications in mind, this unit ensures your deep cycle batteries receive the correct charge profile, prolonging their lifespan and maintaining system health. Whether you are outfitting a remote cabin, upgrading a marine vessel, or configuring a standalone solar lighting array, this controller delivers consistent and stable power management.
Robust Construction and Thermal Efficiency
Off-grid environments can be unforgiving, which is why the EcoPulse series is built to withstand harsh conditions. The internal circuit board features a conformal coating, combined with corrosion-resistant terminals, protecting the sensitive electronics from moisture and environmental wear. Heat dissipation is handled through a highly efficient extruded aluminium heatsink. By eliminating the need for mechanical cooling fans, the controller removes a common point of failure, resulting in silent operation and increased long-term reliability. The outer casing is constructed from high-strength polycarbonate to shield the unit from physical impacts.
Intelligent Load Management and Lighting Control
Beyond standard solar charging, the EcoPulse provides versatile load control options to streamline your electrical setup. It features automatic solar-based lighting control with an adjustable dusk-to-dawn setting, making it an excellent choice for automated perimeter or pathway lighting. The adjustable load control parameters can be easily configured, ensuring connected appliances operate safely without over-discharging your battery bank.
Clear Diagnostics and Easy Configuration
Monitoring your system is straightforward thanks to the centrally located, multi-colour LED indicator that provides real-time system status. Three dedicated LED indicators give you immediate feedback on solar charging input, battery state of charge, and load status. Should a system fault occur, such as a short circuit, over-current, or high-voltage event, the controller alerts you immediately to prevent hardware damage. Configuration is highly flexible, offering seven standard charging presets and an additional custom setting configurable via DIP switches.
Key Features
- Pulse width modulation (PWM) charging for 12V and 24V battery banks
- Conformally coated circuit board and corrosion-resistant terminals for marine and harsh environments
- Fanless thermal design utilising an extruded aluminium heatsink for silent, reliable cooling
- High-strength polycarbonate enclosure for physical protection
- Integrated dusk-to-dawn solar-based lighting control for automated systems
- Comprehensive LED fault indications for short circuits, over-current, and high-voltage events
- Flexible configuration with seven preset charge profiles and custom options
Upgrade Your Off-Grid Power System
Secure reliable battery regulation for your remote power needs. Add the Morningstar EcoPulse 30A to your setup today and ensure your off-grid solar architecture operates with maximum efficiency and protection.
SPECIFICATIONS
Specifications
| Controller Type | Pulse Width Modulation (PWM) |
|---|---|
| Maximum Battery Charging Current | 30 A |
| Rated Load Current | 30 A |
| Nominal Battery Voltage | 12/24 V Auto-Detect |
| Battery Voltage Range | 10-35 V |
| Max. PV Open-Circuit Voltage | 60 V |
| Voltage Accuracy | <= 0.1% +/- 50 mV |
| Transient Surge Protection | 1500 Watts (Solar, Battery, Load) |
| LED Indications | (1) Status, (3) Battery State of Charge |
| 4-Stage Charging | Bulk, Absorption, Float, Equalize |
| Temperature Compensation Coefficient | -30 mV / °C / 12 Volt |
| Temperature Compensated Set-Points | Absorption, Float, Equalize, High Voltage Disconnect (HVD) |
| Low Voltage Disconnect / Low Voltage Reconnect Settings | 11.4 V / 12.6 V or Custom (x2 for 24 V Systems) |
| Lighting Settings | Dusk to Dawn |
| Thermal Design | Extruded Aluminum Heatsink Dissipates Heat Quickly Without Using Cooling Fans |
| Case | High Strength Polycarbonate Case |
| Solar Input Protections | Overload, Short-Circuit, High Voltage, Reverse Polarity, High Temperature, Nighttime Reverse Current |
| Load Output Protections | Overload, Short-Circuit, High Temperature, Reverse Polarity |
| Battery Protection | Reverse Polarity |
| Dimensions (W x L x D) | 153 x 105 x 55 mm |
| Power Terminal Wire Size Range | 2.5 - 13.3 mm² / #14 - 6 AWG |
| Battery/Temp. Sense Wire Size Range | 0.25 - 1.0 mm² / #24 - 16 AWG |
| Maximum Torque | 35 in-lb (Approx. 4 N·m) |
| Enclosure | IP20, Type 1 |
| Operating Temperature Range | -40°C to +45°C |
| Storage Temperature | -40°C to +80°C |
| Maximum Operating Altitude | 2000 meters |
| Humidity | 100% Non-Condensing |
| Tropicalization | Conformally Coated PCBs; Marine-Rated Terminals |
| CE And RoHS Compliant | Yes |
| TUV Listed: IEC 62109 | Yes |
| SKU: | SR-EC30 |
| Model #: | SR-EC30 |
| MPN: | SR-EC30 |














































