NSI Industries TA502 - Electric Door Switch 125/250V NC
NSI Industries

TA502

UPC: 786261969644

Contact for Pricing

Overview

The NSI Industries TA502 is a normally closed (NC) electric door switch designed to activate lighting or signaling systems when a door is opened. This SPST (Single Pole Single Throw) switch operates at 125VAC and 250VAC, with current ratings of 6A at 125VAC and 3A at 250VAC. It features a rust-resistant steel case with four knockouts and an antique brass plate for durability and aesthetic integration. Manufactured in the USA, the TA502 is ideal for applications such as closets, dark rooms, and walk-in refrigeration storage areas, ensuring reliable operation. SKU: TA502.
  • Normally Closed (NC) operation
  • 125VAC / 250VAC voltage rating
  • 6A (125VAC) and 3A (250VAC) current rating
  • Rust-resistant steel case with antique brass plate
  • Manufactured in the USA

Specifications

Application
Door Switch
Color
Antique Brass
Current Rating
6 A @ 125VAC, 3 A @ 250VAC
Current Rating
6A (125VAC) and 3A (250VAC)
Material
Steel
Material
Rust resistant steel
Mounting
Screw Mount
Series
TA
Size
H=3.875 - W=1.250 - D=2.000 IN
Size
1 1/4"W x 3 7/8"H x 2"D
Size
1 1/4"W x 3 7/8"H x 2"D (box), 1 1/4"W x 4" (plate)
Special Features
On When Door Is Open - For Turning Lights-Signals On Or Off When Doors Are Opened Or Closed
Type
Electric Door Switches
Voltage Rating
125/250 VAC
Voltage Rating
125/250V
Package Dimensions (L x W x H)
2.5 IN x 1.75 IN x 2 IN
Package Dimensions (L x W x H)
6.35 cm x 4.445 cm x 5.08 cm
Package Weight (Imperial)
0.500 L
Package Weight (Metric)
0.227 kg
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Frequently Asked Questions

What is the voltage rating for the NSI TA502 door switch?

The NSI TA502 electric door switch is rated for 125VAC and 250VAC operation.

What are the current ratings for the NSI TA502 switch?

The NSI TA502 switch has a current rating of 6A at 125VAC and 3A at 250VAC.

Where is the NSI TA502 electric door switch manufactured?

The NSI TA502 electric door switch is manufactured in the USA.

What type of circuit function does the NSI TA502 switch provide?

The NSI TA502 is a normally closed (NC) switch, functioning as an ON-OFF circuit when the door opens.

What is the actuator style and material for the NSI TA502?

The NSI TA502 features a bat-style actuator made of brass/nickel.

Frequently Asked Questions about NSI Industries

What technical support does NSi Industries offer?

NSi Industries offers dedicated technical support through their toll-free technical support line at 888.500.4598. They are committed to customer satisfaction and promise to make every reasonable effort to remedy any product or service issues. Additionally, customers can contact their customer service team at 800.321.5847 or email [email protected] for further technical assistance.

What are the key features of NSi Industries products?

NSi Industries products feature exceptional versatility, reliability, and safety across multiple industrial automation categories. Key features include insulation piercing connectors with no wire stripping required, watertight and corrosion-free designs, wide wire range compatibility (from #14 AWG to 750 MCM), and the ability to install on energized conductors. Their product lines like Easy-Tap™ Connectors and TORK® Digital Timers demonstrate advanced capabilities such as turbo spacers, double shear-head bolts, astronomic scheduling, and enhanced switching technologies.

What environmental ratings do NSi Industries products have?

NSi Industries enclosures feature robust environmental ratings, including IEC 60529 IP66 certification, NEMA Type 1, 2, 3, 4, 4X, 12, and 13 ratings, and UL/CSA standards. Their products are designed for both indoor and outdoor applications, with protection against dust, water, corrosion, and extreme temperatures ranging from -40°F to 266°F.

How are NSi Industries products typically installed?

NSi Industries products are typically installed using detailed mechanical and digital wiring diagrams that specify precise connection methods for various voltage configurations (120V, 208V, 240V, 277V, 480V). Installation involves carefully following product-specific wiring schematics, which include clear terminal block connections, ground wire specifications, and phase alignment requirements. Professional electricians and technicians should reference the specific product's wiring diagram to ensure correct installation and electrical compliance.

What industries and applications are NSi Industries products used for?

NSi Industries provides electrical and automation products for diverse industrial applications, including lighting control, electrical enclosures, wire management, connectors, and sensor technologies. Their product lines serve commercial, industrial, and infrastructure markets with solutions for electrical infrastructure, control systems, and safety-critical environments.

What are the main product lines offered by NSi Industries?

NSi Industries offers a comprehensive range of industrial products including TORK® Photocontrols, Polaris™ Lighting Controls, Easy-Twist™ Grounding Solutions, Miniterms, Cable Ties, Connectors, Enclosures, Occupancy Sensors, and Wire Management systems. Their product lines span electrical components, control devices, and industrial automation accessories designed for diverse applications in commercial and industrial settings.

What accessories are available for NSi Industries products?

NSi Industries offers a range of accessories for their product lines, including photocontrol accessories like replacement caps, mounting brackets, and receptacles. Specific accessories include shorting caps, open caps, 3-pin and 7-pin receptacles, and utility mounting brackets for conduit photocontrols. For specialized applications, NSi recommends contacting their customer service team to discuss custom accessory needs.