SolarEdge S440-1GM4MRM Power Optimiser 440W

The SolarEdge S440-1GM4MRM is a 440W power optimiser designed for residential PV installations. It enables module-level power optimisation and is specifically designed to work with SolarEdge residential inverters, supporting modules up to 440Wp.

Key Technical Details

• Product: SolarEdge S440-1GM4MRM Power Optimiser
• Part No: S440-MC4
• Supplier Part No: S440-1GM4MRM
• Rated input DC power: 440 W
• Maximum DC power: 440 W
• Absolute maximum input voltage: 60 V
• MPPT operating range: 8 – 60 Vdc
• Minimum MPPT voltage: 8 V
• Maximum MPPT voltage: 60 V
• DC startup voltage: 8 V
• DC shutdown voltage: 8 V
• Maximum DC current: 14.5 A
• Maximum efficiency: 99.5%
• Euro efficiency: 98.6%
• MPPT quantity: 1
• Maximum DC inputs: 1
• Connector type: MC4
• Input wire length: 0.1m
• Output wire length: 2.3m+ / 0.1m-
• Dimensions: 129 x 153 x 30 mm
• Weight: 0.69 kg
• Warranty: 25 years

Key Features

• Specifically designed to work with SolarEdge residential inverters
• Module-level power optimisation tracks individual solar modules to increase system energy production
• Mitigates all types of module mismatch loss, from manufacturing tolerance to partial shading
• Simplified cable management and easy assembly using single bolt installation
• Detects abnormal PV connector behaviour, preventing potential safety issues
• Module-level voltage shutdown for installer and firefighter safety
• Compatible with bifacial PV modules
• Superior efficiency of 99.5%

System Capabilities

• Supports PV modules up to 440Wp
• Flexible system design for maximum space utilisation
• Optimises energy production at individual module level
• Compatible with SolarEdge residential inverter range

Installation Notes

• Designed for residential PV installations
• Single bolt assembly for faster installation
• Integrated DC switch: No
• DC fuses: Not included
• Connectors: Not included

About SolarEdge

SolarEdge is a global leader in smart energy technology, focusing on innovation and environmental protection. For over a decade, SolarEdge has revolutionised solar products by changing the way power is harvested and managed in photovoltaic systems, maximising power generation for residential and large-scale PV installations.

About DECO Group

We distribute SolarEdge power optimisers and module-level electronics to professional installers throughout the UK. Our technical support covers S440 optimiser integration with residential inverter systems, ensuring maximum energy yield through individual module tracking and mismatch loss mitigation across shaded or varied rooftop installations.