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MARS Washdown Air Curtain: For 4 ft Opening Wd, 1,730 fpm Max. Air Velocity - Wet Location Air Curtains
MARSWet Location Air Curtains

MARS Washdown Air Curtain: For 4 ft Opening Wd, 1,730 fpm Max. Air Velocity

The MARS Washdown Air Curtain is a wet location air curtain designed for a 4 ft opening width. This model, SKU STD248-1UA-OB-WD and MPN STD248-1UA-OB-WD, operates at a nominal voltage of 120V AC and delivers a…

SKU 3G-OTH-73155

Also listed as: STD2481UAOBWD · STD248 1UA OB WD

Brand
MARS
Item
Washdown Air Curtain: For 4 ft Opening Wd, 1,730 fpm Max. Air Velocity
Category
Wet Location Air Curtains
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MARS
Manufacturer Part Number
STD248-1UA-OB-WD
Type
12 ft / 10 ft, Black
Nominal Voltage
120V AC
Max. Air Velocity
1,730 fpm

Technical Documents

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MARS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MARS Washdown Air Curtain is a wet location air curtain designed for a 4 ft opening width. This model, SKU STD248-1UA-OB-WD and MPN STD248-1UA-OB-WD, operates at a nominal voltage of 120V AC and delivers a maximum air velocity of 1,730 fpm. It is available in black and supports mounting heights of 12 ft or 10 ft.

Frequently Asked Questions

What is the MARS Washdown Air Curtain used for?

The MARS Washdown Air Curtain is used to create a high-velocity air seal across a 4 ft opening in wet or washdown environments. It helps maintain indoor climate control, repel insects, and reduce energy loss in food processing, commercial kitchens, and industrial facilities where sanitation is critical.

What are the specifications of the MARS Washdown Air Curtain?

The MARS Washdown Air Curtain model STD248-1UA-OB-WD operates at 120V AC and delivers a maximum air velocity of 1,730 fpm. It is designed for a 4 ft opening width and supports mounting heights of 10 ft or 12 ft. The unit is black and rated for wet locations.

Where to buy the MARS Washdown Air Curtain worldwide?

You can source the MARS Washdown Air Curtain through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this model.

How to install the MARS Washdown Air Curtain?

Install the MARS Washdown Air Curtain at the top of the 4 ft opening, ensuring the unit is level and securely mounted at either 10 ft or 12 ft height. Connect to a 120V AC power supply and verify proper airflow direction. Follow local electrical codes and use appropriate mounting hardware for wet locations.

Used in

Common applications for MARS
Commercial kitchens — MARS heated recess-mounted air curtains (e.g., PH1042-1EBB-PW) for temperature control at service entrances
Food processing plants — MARS washdown air curtains (e.g., STD248-1UA-OB-WD) for moisture-resistant air separation in wet zones
Warehouse loading docks — MARS heated air curtains (e.g., PH1072-2EFN-PW) to maintain indoor climate during frequent door openings
Cleanroom vestibules — MARS unheated air curtains for particulate control at personnel entry points
Retail storefronts — MARS recess-mounted air curtains (e.g., PH1048-1ECB-PW) for energy savings and customer comfort
Industrial maintenance — MARS motor control panels (e.g., 19-111) for centralized control of multiple air curtain units

MARS Products

3G Electric supplies MARS wet location air curtains. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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