Presair Air Switch - MRB311A

Item #: MRB311A

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Same Day Delivery

Place your order before 2:00 PM and we'll drop it off on your doorstep today! Orders placed after 2:00 PM will be delivered the next day. Every delivery includes a free digital water analysis.

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Place your order before 2:00 PM and we'll have it ready for pick-up today. Orders placed after 2:00 PM will be ready the next day.


Sunplay - Ogden
216 N 700 W
Building 4C - Bay 5
Ogden, UT 84404
Store hours:
9am - 5pm, M-F

Las Vegas

Sunplay - Las Vegas
2950 E Sunset Rd
Las Vegas, NV 89120
Store hours:
10am - 6pm, M-F
10am -4pm, Weekends

Item Details

Presair Air Switch - MRB311A


Sequentially switch four different pieces of equipment with the Presair MagicTrol air switch. A stepping cam rotates through four positions when an air pulse is applied. This actuates a combination of two or three microswitches.


  • Four function cam
  • Sequencing
  • Blue Cam
  • Side spout - 1/8"
  • 20 amps @ 250 VAC
  • 1 horsepower @ 125 VAC
  • 2 horsepower @ 250 VAC

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