Mitsubishi Electric pca-ak24nl-u1 Ceiling Suspended Mini Split

Product Description

The MITSUBISHI ELECTRIC pca-ak24nl-u1 is a ceiling-suspended mini split indoor unit rated at 24,000 BTU/h and designed for use with R-454B refrigerant. It mounts overhead, suspending from the ceiling structure to deliver conditioned air across a wide area without occupying wall or floor space. The unit supports multi-airflow settings tuned for both high and low ceiling applications, making it adaptable to varied commercial room geometries. Auto fan speed mode continuously adjusts airflow to match load conditions. Licensed HVAC technicians perform installation and commissioning on this class of equipment.

The pca-ak24nl-u1 targets light commercial environments where ceiling-suspended distribution is preferred over wall-mount or cassette units. Typical applications include larger retail stores, classrooms, and restaurants. The unit is compatible with Mitsubishi multi-zone outdoor systems and supports multiple control options, including the Mitsubishi Comfort app for remote access, third-party BAS interfaces, and both wired and wireless controllers. The knock-out provision for outside-air intake adds flexibility for ventilation integration in commercial installs.

Key Features

• 24,000 BTU/h capacity with R-454B refrigerant support
• Ceiling-suspended mounting for fast installation without wall or floor footprint
• Multi-airflow settings optimized for high and low ceiling applications
• Auto fan speed mode for automatic load-matched airflow adjustment
• Up-and-down swing mode oscillates horizontal vanes to distribute air throughout the room
• Easy-to-clean washable filter with filter status indicator
• Knock-out for outside-air intake to support ventilation integration
• Multiple control options including wired, wireless, and Comfort app remote access

Compatibility

Designed for use in Mitsubishi Electric mini split systems using R-454B refrigerant; suitable for light commercial applications including small offices, restaurants, and retail spaces. Consult Mitsubishi Electric engineering documentation to confirm compatible outdoor unit pairings before installation.

Installation Notes

Installation must be performed by a licensed HVAC technician holding the appropriate EPA Section 608 certification for handling regulated refrigerants. Shut down and lock out the outdoor unit and disconnect all power before connecting refrigerant lines or control wiring. The unit suspends from overhead structure, so verify that ceiling framing meets load requirements before mounting. Follow local mechanical codes and the manufacturer installation manual for refrigerant line sizing, drain routing, and control wiring.

Technical Specifications

• Capacity: 24,000 BTU/h
• Refrigerant: R-454B
• Unit Type: Ceiling Suspended Mini Split Indoor Unit
• Application: Light Commercial
• Fan Speed Modes: Auto, High, Low
• Airflow Direction: Up and down swing mode with horizontal vanes
• Outside-Air Intake: Knock-out provision included
• Filter: Washable with filter status indicator

Standard Information

• Brand: MITSUBISHI ELECTRIC
• Manufacturer Part Number: pca-ak24nl-u1