ERECTA SWITCH® by Compac Engineering
Series 20 · ERECTA SWITCH®

Pump Controls & Components

Series 20 pump control assemblies and replacement components. Complete pump control sets, control heads, stems, floats, and hardware for extended-stem level sensing systems.

Pump Control Complete Sets

20-202 Pump Control Set

20-202 — Pump Control Set

Complete pump control set: 20-725 control head + 20-726 stem set with float. Available in 120V and 240V configurations.

Starting at $377.04
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20-725 Control Head

20-725 — Control Head

Series 20 control head with factory-sealed 20A SPDT relay. Rain-tight O-ring sealed ABS enclosure. 1-1/4 NPT. Accepts 20-726 stem set.

Starting at $95.47
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Pump Control Components

20-719-NO Switch Assembly

20-719-NO — Switch Assembly

Series 20 replacement switch assembly. Normally open Bestact™ switching element for Series 20 pump control systems.

Starting at $30.93
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20-720 Magnetic Float

20-720 — Magnetic Float

Hollow magnetic float for Series 20 ERECTA SWITCH assemblies. 2.06" diameter, 20 PSI max. Replacement and OEM float.

Starting at $12.38
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20-721 Collar Stop

20-721 — Collar Stop

Series 20 collar stop for float travel limiting on extended-stem assemblies.

Starting at $4.57
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20-722 Stem

20-722 — Stem

Series 20 stem tube for extended-stem assemblies. Available in 20", 40", 60", and 100" lengths.

Starting at $10.20
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20-723 Lead-In Bushing

20-723 — Lead-In Bushing

Series 20 lead-in bushing for stem-to-housing interface on extended-stem assemblies.

Starting at $1.73
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20-724 Retaining Ring

20-724 — Retaining Ring

Series 20 retaining ring for securing components on extended-stem assemblies.

Starting at $1.73
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20-725-HS Relay Housing

20-725-HS — Relay Housing

Series 20 relay housing body, 1-1/4 NPT. Rain-tight ABS enclosure for custom relay assemblies or housing replacement. Accepts 20-726 stem set.

Starting at $27.69
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20-726 Stem + 1 Float Set

20-726 — Stem + 1 Float Set

Series 20 stem set with one float. Available in 20", 40", and 60" lengths. Mates with 20-725 control head.

Starting at $32.47
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20-727 Stem + 2 Float Set

20-727 — Stem + 2 Float Set

Series 20 stem set with two floats for dual-point level control. Available in 20", 40", and 60" lengths.

Starting at $56.02
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Need Help Choosing?

Our engineering team can recommend the right Series 20 configuration for your application.