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The most dependable mercury switch for level control.  Replaces old style float switches, diaphragm switches, and bubbler systems.

MODEL 1900 (BLUE)
Normally open contacts are for sump emptying or any pump down application. 

1900-15'  $ 27.00
1900-20'  $ 30.60 
1900-25'  $ 34.20
1900-30'  $ 37.80 
1900-40'  $ 45.00 
1900-50'  $ 52.20

MODEL 1901 (RED)
Normally closed contacts are for sump filling or any pump up application.

1901-15'  $ 27.00
1901-20'  $ 30.60
1901-25'  $ 34.20
1901-30'  $ 37.80
1901-40'  $ 45.00
1901-50'  $ 52.50

Power Cord
SJOW-A, 300 volt, 13A
Standard length is 15 ft.
Longer lengths available

Switch Rating
20 Amps @ 120 VAC
16 Amps @ 240 VAC
10 Amps @ 480 VAC
10 Amps @ 220V DC
8 Amps @ 240V DC

Maximum Temperature
150 Deg. F.

Please contact us for complete technical information, and a solution to all your sensing and automation needs.

2249 is P/N for label on 1900
2250 is P/N for label on 1901