📘 LEFOO manuals • Free online PDFs
LEFOO logo

LEFOO Manuals & User Guides

LEFOO makes pressure switches, transmitters, environmental sensors and water pumps for monitoring and control in HVAC, refrigeration and industrial systems.

Tip: include the full model number printed on your LEFOO label for the best match.

LEFOO manuals

Selected manuals from manuals+ curated for this brand.

LEFOO manuals from online retailers

LEFOO LF40 Pressure Switch User Manual

LF40 • September 1, 2025
Comprehensive user manual for the LEFOO LF40 Pressure Switch, detailing specifications, installation, operation, maintenance, and safety guidelines for spa/hot tub pumps and food waste garbage disposals.

LEFOO LF10-4H Pressure Switch User Manual

LF10-4H • August 22, 2025
The LF10-4H is a four port pressure switch designed to regulate tank pressure between two preset values 95-125 psi on electrically driven air compressors. A standard on this…

LEFOO Air Compressor Pressure Switch Control User Manual

LF10-1H • August 21, 2025
Comprehensive user manual for the LEFOO LF10-1H Air Compressor Pressure Switch Control, covering safety, installation, operation, maintenance, troubleshooting, and specifications for models with 95-125 PSI stock setting and…