Siemens 141-0518 Auto Reset Differential Static Pressure Airflow Switch, Silver

★★★★★ 4.9 82 reviews

$91.28
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Product details

Management number 210904861 Release Date 2026/04/04 List Price $36.51 Model Number 210904861
Category

The airflow switch senses static differential pressure and the diaphragm operated snap switches actuate electrical circuits. This 141-0518 provides automatic reset. Auto reset switches should be used for applications requiring positive proof of airflow (or Fan operation) or to detect high differential pressures associated with dirty air filters or similar maintenance alarms not requiring safety lock-out (shut down) of the Fan.

  • Field adjustable set point range: 1 inch to 12 inch WC (250 pa to 3000 pa)
  • Switching action: SPDT/auto reset; switch rating (non inductive): 15a @ 120-277 vac. Pilot duty 300Va @ 120-277 vac
  • Switching differential: approx. 0.6 inch to 1.5 inch WC (150 pa to 375 pa)
  • For use with air only. Functionally replaces: afs-222. See data sheet for details. Uses pressure pickup probe 269-062 (sold separately)
UPC 804766001260
Color Silver
Model 141-0518
Wattage 4155 watts
Terminal Spdt
Brand Name SIEMENS
Unit Count 1.0 Count
Item Weight 16 ounces
Switch Type Pressure Switch
Circuit Type 2-way
Contact Type Normally Open
Manufacturer Siemens Building Technologies
Actuator Type Diaphragm
Material Type Steel
Mounting Type Wall Mount
Connector Type Screw Terminals
Control Method Touch
Item Type Name Differential Static Pressure Airflow Switch, Auto Reset
Operation Mode Automatic
Item Dimensions 3.19 x 3.88 x 6.13 inches
Number of Items 1
Contact Material Steel
Specification Met Ip54
Included Components Air flow sensing switch, High-Low pressure connectors (2 nuts & ferrules), Screws (2), installation instructions
Warranty Description 24 months
Connectivity Protocol X-10
International Protection Rating IP54
Global Trade Identification Number 00804766001260

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