SOR 4NN-K45-N4-L1A Pressure Switch

SOR Inc.Model:4NN-K45-N4-L1A
Location unavailable
Pressure Switch
Qty:1
Condition: New
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Motor Control Center
Motor Control Center

Seller since: Feb 2026

At a glance

Product
SOR 4NN-K45-N4-L1A Pressure Switch
Manufacturer
SOR Inc.
Model
4NN-K45-N4-L1A
Category
Pressure Switch
Condition
NEW
Availability
In stock
Price or process
Request price
Quantity
1
Lead time
Not provided
Location
Location unavailable
Fulfillment
Shipping only
Listed on

Key specifications

Adjustable Set Point Max
75psi
Adjustable Set Point Min
4.7psi
Electrical Rating
15A @ 250 VAC, 0.5A @ 125 VDC
Enclosure Rating
NEMA 4X, IP65
Housing Material
Aluminum, epoxy-coated for corrosion resistance
Operating Temperature Max
180°F
Operating Temperature Min
-40°F
Overrange Pressure
750psi
Process Connection
1/4 inch NPT Female
Proof Pressure
1000psi
Sensing Element
Piston with O-ring seal
Switch Type
SPDT (Single Pole Double Throw)

Supporting evidence

No supporting documents or certifications provided.

Description

The SOR 4NN-K45-N4-L1A is a rugged, adjustable pressure switch designed for industrial applications requiring reliable pressure monitoring and control. Manufactured by SOR Inc., this model features a piston-sensing element with an adjustable set point range of 4.7 to 75 PSI, making it ideal for low to medium pressure systems in industries such as oil and gas, chemical processing, power generation, and water treatment. Key features include high overrange protection up to 750 PSI and proof pressure up to 1000 PSI, ensuring durability in demanding environments. The switch is housed in a weatherproof, corrosion-resistant enclosure suitable for harsh conditions, with options for hazardous location certifications. Advantages over similar products include its compact design, easy field adjustability, and proven reliability with minimal maintenance needs. Benefits encompass enhanced system safety by preventing overpressure events, reduced downtime through robust construction, and compatibility with various media including gases and liquids. Drawbacks may include limited suitability for ultra-high pressure applications beyond its rated range and the need for periodic calibration in precision-critical setups. This unit appears used based on image analysis, showing minor wear but intact components, offering cost-effective performance for process control, alarm systems, and pump protection.
Location unavailable for this listing.

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Return Window
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Return Conditions
This equipment is sold as-is, where-is
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