Dwyer L8-WP2 Flotect® Liquid Level Switch with Weatherproof Enclosure provides accurate, dependable liquid level control for compatible liquids in HVAC, building automation, cooling tower, holding tank, wastewater, scrubber, plating, washing, remediation, and industrial process applications.
This compact float-operated liquid level switch is designed for horizontal mounting and delivers reliable level monitoring where durable construction, weatherproof wiring protection, and consistent switch performance are required.
The magnetically actuated SPDT snap switch operates without direct mechanical linkage, helping reduce leak points, service wear, and maintenance downtime.
Built with a PPS float and body, Ceramic 8 magnet, and 316 stainless steel or Inconel wetted hardware, the L8-WP2 supports liquids with a minimum specific gravity of 0.6 and service conditions up to 212°F and 150 psig.
The aluminum weatherproof enclosure protects electrical connections, while the 1-inch male NPT process connection, 1/2-inch male NPT conduit connection, 18 AWG leads, and CE and UL Listed agency approvals make this Dwyer Flotect level switch a strong choice for demanding industrial and HVAC liquid level applications.
Frequently Asked Questions
- What are the main benefits of the Dwyer L8-WP2 Flotect® Liquid Level Switch?
The Dwyer L8-WP2 provides dependable liquid level control with strong chemical resistance, a durable polyphenylene sulfide float, and a leak-resistant body. Its magnetically actuated snap switch helps reduce mechanical wear, leak points, and maintenance costs.
- Why does the Dwyer L8-WP2 use a magnetically actuated snap switch?
The magnetically actuated snap switch operates without direct mechanical linkage. This design helps extend service life by reducing components that can leak, bind, or fail during liquid level monitoring.
- Is the Dwyer L8-WP2 easy to install?
Yes. The L8-WP2 is designed for quick horizontal installation. The unit should be mounted with the index arrow pointing down to support proper float movement and switch operation.
- What materials help the Dwyer L8-WP2 resist chemical exposure?
The switch uses a durable polyphenylene sulfide float and body, which provide excellent chemical resistance for compatible liquids in industrial and HVAC applications.
- Where can the Dwyer L8-WP2 Liquid Level Switch be used?
The L8-WP2 is suitable for environmental control, wastewater systems, scrubber systems, holding tanks, cooling towers, chemical and petroleum processing, plating tanks, washing tanks, sewage treatment, car washes, remediation systems, thermal storage systems, HVAC systems, and building automation systems.
- Is the Dwyer L8-WP2 suitable for HVAC and building automation?
Yes. The L8-WP2 is well suited for HVAC and building automation applications where reliable liquid level monitoring is needed in compatible tanks, cooling systems, and process equipment.
- Can the Dwyer L8-WP2 be used in wastewater and sewage treatment applications?
Yes. The L8-WP2 can be used in compatible wastewater and sewage treatment applications where float-operated liquid level switching is required.
- Can this liquid level switch be used in scrubber systems or holding tanks?
Yes. The Dwyer L8-WP2 is suitable for scrubber systems and holding tanks when the process liquid is compatible with the switch materials and operating limits.
- Is the Dwyer L8-WP2 appropriate for chemical or petroleum processing?
Yes. The L8-WP2 may be used in compatible chemical and petroleum processing applications. Chemical compatibility should always be verified before installation.
- What agency recognition applies to the Dwyer L8-WP2?
The Dwyer L8-WP2 is suitable for protected mounting environments and carries UL recognition as an industrial motor controller under UL Standard 508.
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