Features & Benefits of the Daikin DX4SE
Reliable and Efficient Cooling
The DX4SE delivers up to 15.2 SEER2 efficiency when properly sized and installed, providing consistent and energy-conscious cooling for many Mississauga homes.
CoreSense™ Diagnostics & System Protection
Equipped with Copeland® CoreSense technology, the system continuously monitors operating conditions to prevent faults, enhancing reliability and extending equipment lifespan.
Quiet, Durable Construction
High-density foam around the compressor reduces operational noise. The removable grille top allows easy access for service. Venturi-enhanced airflow boosts efficiency, while a nickel-gray powder-coated finish with UV protection ensures durability. The unit also passes a 500-hour salt spray test for corrosion resistance.
Service-Friendly Design
Factory-installed filter drier and service valves with sweat connections and gauge ports simplify maintenance. Pre-charged for 15 ft of refrigerant tubing, it streamlines shorter installations, making it easier to install and maintain in Mississauga homes.
Technical Specifications
Here are more detailed specs from the Daikin specification sheet:
| Spec | Value / Range |
|---|---|
| Cooling Capacity (BTU/h) | 18,000 / 24,000 / 30,000 / 36,000 / 42,000 / 48,000 / 60,000 |
| Sound Level (dBA) | 71 / 73 / 72 / 75 / 72 / 73 / 76 (varies by model) |
| Line Sizes | Liquid: ⅜″; Suction: ¾″ to 1⅛″ depending on model |
| Electrical | 208/230 V, single phase; min. circuit ampacity & fuse ratings vary per size |
| Weight | Varies by model (e.g. 126 lbs to 283 lbs) |
| Warranty | 6-Year Unit Replacement, 12-Year Parts (with registration) |


















