La Marche A31 Ferro Inverters

The LaMarche A31 Inverter is the ideal choice when AC power requirements are critical. Its ferroresonant transformer-based design and transistor switching provide an extremely reliable and high quality sine wave output (<5% THD). Applications may include the following systems: Computer, telecommunications, emergency lighting, offshore oil exploration, utility substation, security alarm, etc. The A31 has a wide range of standard features such as a sine wave output, voltage regulation, protection from AC-DC shorts, under/over-voltage conditions, input filtering and overload protection. It incorporates a DC input breaker and an automatic under/over-voltage shutdown circuit to protect the inverter. The A31 has a polarity indicator to tell you if the battery is connected incorrectly. The unit is equipped with an input filter precharge circuit, which includes an indicator to inform you that the inverter is ready for operation.

Alpine Power Systems is a certified reseller of La Marche power products. Our network of nationwide certified technicians can perform cradle-to-grave services on La Marche DC power systems and chargers. Our critical power services include installation, maintenance, repairs, demission, and recycling of La Marche products.

Special Features

• Highly Reliable Ferroresonant Transformer 
• Available DC Inputs 24V or 48V or 120V
• DC to AC Isolation 
• Pure Sine Wave Output 
• Adjustable DC Under/Over Voltage Shutdown 
• Analog AC Ammeter & Voltmeter (2%)
• Overload/Current Limit
• Inverter On/Off Switch
• AC Circuit Breaker
• DC Circuit Breaker 
• IGBT Power Block Technology UL 1012 Listed, UL 1481 Listed (selected models) and C-UL Listed

Alpine Power Systems is a value-added reseller of La Marche products. Alpine can provide DC Power System services on all La Marche products including engineering, installation, preventative maintenance, monitoring and recycling. Alpine has 25 locations and 200 technicians that are available to provide service nationwide. Call our inside sales group at 877-993-8855 for assistance.