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The L100W is a float actuated oil level Swichgage® instrument which combines an oil level sight gage and an adjustable, low and/or high limit switch. The unit is typically used for small engines and pumps with a vented crankcase.
The limit switches are normally open during operation, yet close if the level drops or rises to where the float contacts the limit screw. The contact completes a circuit to ground a magneto or trip a Murphy magnetic switch. The magnetic switch can be used to activate alarms and/or shutdown.
The L100W has a die cast aluminum housing and a brass float; Rating is: 2A @ 30 VAC/DC. The unit ships with the following hardware (shipped loose):
Vent tube: 1/4" x 3-3/8" (6 x 86 mm)
Reducer bushing: 3/4" NPT x 1/4" NPT
Close nipple: 3/4" NPT
Tee: 3/4" NPT, black pipe
Wire: 16 AWG x 24" (610 mm)
Sales Bulletin
Installation Instructions
Weight: 2 lb
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For over 75 years, FW Murphy® has been the leader in engine instrumentation and control solutions for heavy duty and industrial applications. The company is highly popular for its line of Swichgage indicator gauge, which was initially developed in the 1930s and remained one of the brand’s best selling products. Today, FW Murphy offers a comprehensive portfolio that includes temperature and pressure gauges, compressor control panels, turnkey ignition systems, mag switches, and other related components and accessories. These products are manufactured in ISO9001- facilities in Texas and Hangzhou, China following strict quality standards. A two-year limited warranty also covers all FW Murphy products.
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