Fused Air Conditioning Disconnect with Top Open, 60 A, 240 V

The Mars A/C Fused Disconnect Switch provides a safe and reliable means of disconnecting power to air conditioning and refrigeration systems.

The Mars A/C Fused Disconnect Switch is designed to provide a readily accessible disconnecting means for air conditioning and refrigeration equipment. This 240-volt, 60-amp, top-opening disconnect includes integral fuses for circuit protection, ensuring compliance with electrical safety codes. Compact and durable, it is ideal for residential and light commercial installations where dependable performance and code compliance are essential.

• Product name: Mars A/C Fused Disconnect Switch.
• Type: Fused, Single-Phase Disconnect Switch.
• Designed to provide safe, visible disconnection of power for air conditioning or refrigeration systems.
• Includes integral fusing for additional equipment protection.

Technical Data & Performance

• Brand: Mars.
• Voltage Rating: 240 VAC.
• Amperage Rating: 60 Amps maximum.
• Phase: Single-phase operation.
• Type: Fused Disconnect – accepts standard cartridge fuses (sold separately).
• Enclosure Type: Top-open, rainproof, and corrosion-resistant steel housing for outdoor use.
• Enclosure Rating: NEMA 3R – suitable for indoor or outdoor installation.
• Operation: Manual pull-out handle or switch mechanism for quick and safe disconnection.
• Function: Provides overcurrent protection and electrical isolation of connected HVAC units.
• Dimensions:
  • Height: 9 inches.
  • Width: 5 inches.
  • Depth: 2.75 inches.
• Mounting Type: Surface-mounted for wall or structural installations near the equipment.
• Construction Material: Galvanized steel with a baked enamel finish for corrosion resistance.
• Cover Type: Top-opening hinged cover provides easy fuse access and protection from weather.
• Terminal Type: Screw-type lugs for secure wire connections.
• Wire Size Range: Accepts conductors suitable for up to 60A circuits.
• Compatibility: Designed for air conditioning condensers, heat pumps, and refrigeration equipment.
• Safety Features:
  • Visible disconnection for maintenance safety.
  • Fused protection minimizes risk of short circuits and overload damage.
• Application: Provides a disconnecting means within sight of HVAC equipment, as required by NEC (National Electrical Code).
• Operating Environment: Outdoor or indoor rated; withstands temperature and humidity variations.
• Corrosion Resistance: Powder-coated finish resists moisture, UV, and environmental degradation.
• Compliance: Meets UL and NEC standards for HVAC electrical disconnects.
• Installation: Quick-mount design with accessible knockouts for conduit entry.
• Maintenance: Low maintenance; inspect fuses and connections during routine HVAC service.
• Weight: Compact, lightweight design for easy installation and handling.
• Packaging: Supplied as a complete disconnect switch assembly ready for installation.
• Warranty: Backed by Mars Limited Manufacturer’s Warranty ensuring quality and reliability.

Applications & Benefits

• Ensures safe maintenance access by providing visible power disconnection.
• Protects HVAC and refrigeration systems from overcurrent and short-circuit conditions.
• Compact design and top-open cover make it easy to install and service in tight locations.
• Suitable for residential, light commercial, and industrial HVAC installations.