Murphy fluid level products offer a wide variety of instruments for the monitoring and automatic maintaining of engine oil, coolant and fuel levels. We also offer fluid level switches and control valves for gas compressor scrubbers, and for monitoring tank or marine bilge levels.

From engines to compressors, you can count on Murphy products to protect your equipment at all times.

Engine oil level maintainers:

LM500, LM500TF
Oil level maintainer with sightglass, low level snap-switch and test facility.

LM300 series
Level maintainer with sightglass for larger engines.

LR579, LR589 (info from FW Murphy Production Controls at www.fwmurphy.com)
Oil level regulator for lubricators.

Engine fuid level switches:

L100, L120, L127, L128
Float actuated, low oil level switches for small engines.

L129, L129CK1
Float actuated, high and low oil level Swichgage® instruments with sightglass.

L150, EL150K1, EL150EX
Float actuated, low fluid level switch, for oil, fuel or water.

L971
Crankcase oil level switch for hazardous area use.

Gas compressor scrubber fuid level controls:

The following info from FW Murphy Production Controls at www.fwmurphy.com:

MLS
Liquid level switches for gas compressor scrubber applications, with magnet actuation for seal-free operation.

LS200, LS200N, LS200NDVOR
Liquid level switches for gas compressor scrubber applications, electric or pneumatic operation

DVU
Gas compressor scrubber dump valves for use with pneumatic level switches

Tank/bilge fluid level switches:

The following info from FW Murphy Production Controls at www.fwmurphy.com:

DF755, DF757
Hydrostatic head level switches.

BLSK1
Bilge level switch system.

See also:

Electric gauge & Swichgage®
Including fuel level gauge, Swichgage® and resistive level senders

CANbus J1939 gauges
Analogue indication of J1939 fuel level data

FuelCAN™
Converts resistive fuel sender signals into CAN J1939 data