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MARS Air Curtain Door Switch: 120-250V AC, 1 Ph, 20 A
MARSDoor Switch

MARS Air Curtain Door Switch: 120-250V AC, 1 Ph, 20 A

The MARS Air Curtain Door Switch (MPN 99-014) is a door switch designed for 120-250V AC, single-phase, 20 A operation. It features a NEMA 1 enclosure and measures 3 in x 3/4 in x 3 3/8 in. This switch is compatible…

SKU 3G-OTH-73342

Brand
MARS
Item
Air Curtain Door Switch: 120-250V AC, 1 Ph, 20 A
Category
Door Switch
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Technical Specifications

MARS
Manufacturer Part Number
99-014
Product Type
Air Curtain Door Switch
Nameplate Voltage
120-250V AC
NEMA Enclosure Type
NEMA 1
Compatible with Grainger Part Number
45C647
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MARS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MARS Air Curtain Door Switch (MPN 99-014) is a door switch designed for 120-250V AC, single-phase, 20 A operation. It features a NEMA 1 enclosure and measures 3 in x 3/4 in x 3 3/8 in. This switch is compatible with Grainger Part Number 45C647.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is a MARS Air Curtain Door Switch used for?

The MARS Air Curtain Door Switch (MPN 99-014) is used to automatically activate or deactivate an air curtain when a door opens or closes. It is commonly installed in commercial and industrial facilities to maintain temperature separation, reduce energy loss, and control airflow across doorways.

What are the specifications of the MARS Air Curtain Door Switch 99-014?

The MARS Air Curtain Door Switch 99-014 operates at 120-250V AC, single-phase, 20 A. It features a NEMA 1 enclosure for indoor use and measures 3 in x 3/4 in x 3 3/8 in. It is compatible with Grainger Part Number 45C647.

Where to buy a MARS Air Curtain Door Switch worldwide?

3G Electric supplies the MARS Air Curtain Door Switch 99-014 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this item.

How to install a MARS Air Curtain Door Switch?

Install the MARS Air Curtain Door Switch in a dry indoor location per the NEMA 1 rating. Mount it securely near the door frame, connect the 120-250V AC supply to the switch terminals, and wire the air curtain motor through the switch contacts. Always follow local electrical codes and the manufacturer's instructions.

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 door switch. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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