This is a factory sealed unit. The box does have light distress

Dimensions and Measurements
Cooling Area
350 sq. ft.
Depth
23 in.
Height
16.125 in.
Moisture Removal (Pints per Day)
45
Nominal Depth
23 in.
Nominal Height
17 in.
Nominal Width
23 in.
Product Weight
75.4 lbs.
Width
22.625 in.
Window Opening Height (Min)
16.5 in.
Window Opening Width (Max)
36 in.
Window Opening Width (Min)
26.875 in.
Included Components
Heater Included
Yes
Includes Remote
Yes
Includes Thermostat
Yes
Includes Timer
Yes
Characteristics and Features
Air Filter Type
Washable Air Filters
Control Type
Electronic
Display Type
Digital
Installation Type
Window
Programmable
Yes
Refrigerant
R-410A
Settings
4
Sleep Mode
Yes
Electrical and Operational Information
Amperage
6.3, 11.6
BTU Cooling
8000
BTU Heating
3500
EER
10.9
Fan Speeds
3
Frequency
60 Hertz
Plug Type
NEMA 5-15P
Timer
24 Hours
Voltage
115
Wattage
320, 750
Warranty and Product Information
Approved for Commercial Use
No
Certifications
UL
Energy Star
No