ERECTA SWITCH® by Compac Engineering
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Series 5 · ERECTA SWITCH® · Flow Switches

Flow Switches & Sets

Five flow switch configurations — angle body, inline, high flow, ultra-low flow, and receptacle mount. Five factory setpoints from 0.008 to 1.00 GPM. PP, Acetal, Kynar PVDF.

5
Models
5
Setpoints
3
Materials
70 VA
Contact Rating
Series 5 ERECTA SWITCH

Choose Your Product

All products available in Polypropylene (PP), Acetal (AC), and Kynar PVDF (KR). No minimums. Ships Wednesdays.

5-20 Angle Body Flow Switch
5-20
Angle Body · IN→OUT 90°
PP · AC · KR
As low as $24.67
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5-21 Straight Body Inline Flow Switch
5-21
Straight Body · Inline
PP · AC · KR
As low as $21.02
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5-21H High Flow Straight Body Switch
5-21H
High Flow · 0.30 & 0.75 GPM
PP · AC · KR
As low as $21.02
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5-20-LF Ultra-Low Flow Switch Set
5-20-LF
Low Flow · 0.008 GPM min
PP · AC · KR
As low as $36.47
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5-30 Wire Receptacle Flow Switch Set
5-30
Receptacle Set · Wire Protected
PP · AC · KR
As low as $40.46
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Series 5 Common Specifications

All Series 5 flow switches and indicators share these electrical and mechanical ratings.

SpecificationValue
Switch TypeHermetically sealed reed switch (flow switches) / Visual piston indicator (5-18)
Contact ConfigurationSPST N.O. — closes on flow
Contact Rating70 VA / 50W resistive
Current0.5A AC / 0.7A DC
Voltage Max300 VAC / 350 VDC
Port Thread9/16-18 UNF (requires Series 5 accessory fittings)
Lead Wire24 in (600 mm)
MaterialsPolypropylene (PP) · Acetal (AC) · Kynar PVDF (KR)
ComplianceRoHS
Pricing Tiers1–9 / 10–24 / 25–49 / 50–99 / 100–199 / 200–999