Key specifications

Amps
2.5 Amps
Phase
1-Phase
Dimensions
48.0"W × 12.75"D × 12.13"H
Type
Air Curtain
Style
Unheated
Installation Type
Wall Mounted
Spec sheet
Mars Air Systems SKU: STD248-1UD-OB

Mars Air Systems STD248-1UD-OB Unheated Air Curtain for 48 in Door, 12 ft Max Opening, 1/2 HP Motor

$1,003.06
/each
Estimated to ship in 11–14 business days
Electrical208–230 V · 1-phase · 60 Hz · 2.5 A
Motor fan assembly
Housing construction and finish
Door Limit Switches
Brackets
Included: Mars Air Systems warranty 5-year parts warranty

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Questions before you buy?

Talk to a specialist — usually within 1 hour, 9am–6pm EST.

Questions before you buy?

Talk to an equipment specialist about voltage, installation or the right size for your kitchen.
Usually within 1 hour, 9am–6pm EST.

Specifications

Type Air Curtain
Style Unheated
Installation Type Wall Mounted
Material Galvanized Steel
Country of Origin USA
Color Obsidian Black
Finish Powder Coat
Width 48 in
Maximum Opening Height 12 ft
Motor Count 1
Horsepower Per Motor 1/2 HP
Voltage 208-230 Volts
Amps 2.5 Amps
Watts 550 Watts
Hertz 60 Hz
Phase 1-Phase
Airflow 1,442 CFM
Max Core Velocity 4,247 FPM
Average Outlet Velocity 1,730 FPM
Velocity Uniformity 85%
Sound Level 66 dBA

Description

STD248-1UD-OB is an unheated air curtain for a 48 in door opening with a maximum opening height of 12 ft. It uses one 1/2 HP motor in a galvanized steel cabinet with an Obsidian Black powder coat finish.

  • Electrical: 208-230 V, 60 Hz, single phase
  • Power: 550 W and 2.5 A
  • Made in the USA with a 5-year parts warranty

Overall Dimensions:

48.0"W x 12.75"D x 12.13"H

Product Weight:

70.0 lb

Unheated Operation

Designed for unheated air curtain operation.

Adjustable Air Direction

Adjustable air directional vanes provide a 40° sweep from front to back.

One-Motor Configuration

Uses one 1/2 HP continuous-duty motor.

Self-Contained Cabinet

The unit has a one-piece, self-contained cabinet design.

AMCA Certified Ratings

The model is included in the AMCA-certified lab data for airflow performance.

Parts Warranty

Includes a 5-year parts warranty.

Frequently Asked Questions

No. STD248-1UD-OB is an unheated air curtain.
It is designed for a 48 in door opening and has a listed maximum opening height of 12 ft.
It requires 208-230 Volts, 60 Hz, single-phase electrical service and draws 2.5 Amps at 550 Watts.
The unit is 48 in wide, 12.75 in deep, and 12.13 in high, with a weight of 70 lb.
The cabinet is galvanized steel with an Obsidian Black powder coat finish.
The product includes a 5-year parts warranty.

Need help deciding?

Our specialist can help you confirm dimensions, building requirements, and other important details before you buy. We usually reply within 1 hour.

or call (888) 307-5030