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LEFOO Manuals & User Guides

User manuals, setup guides, troubleshooting help, and repair information for LEFOO products.

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User Manuals, Instructions and Guides for LEFOO products.

LEFOO manuals

Latest manuals from manuals+ curated for this brand.

LEFOO LFH10R Temperature And Humidity Transmitter User Manual

October 29, 2023

LEFOO LFH10R Temperature And Humidity Transmitter Product Information The LFH10R is a temperature and humidity transmitter that features high-precision sensors and main control for long-term stability and anti-interference ability. It…

LEFOO LF52 Differential Pressure Switch Instruction Manual

June 8, 2023

LF52 Differential Pressure Switch Instruction Manual Product introduction: This adjustable differential pressure switch LF52 is eveloped for sparingly using in different differential value requirements. It is widely applied for detecting…

LEFOO LF19 Air Compressor & Water Pump Pressure Switch User Manual

manual

Comprehensive user manual for the LEFOO LF19 series pressure switch. Includes installation, safety requirements, technical specifications, and pressure adjustment instructions.

LEFOO LF32 Series Differential Pressure Switch: Specifications and Installation Guide

Technical Specification

Detailed specifications, applications, and installation instructions for the LEFOO LF32 series differential pressure switch, designed for monitoring air flow and protecting HVAC and cooling systems.

LEFOO LFH10R Temperature and Humidity Transmitter - Operation Manual

Product Operation Manual

This document provides operational details for the LEFOO LFH10R series temperature and humidity transmitter, including product overview, technical parameters, selection guide, installation instructions, and wiring configurations.

LEFOO LF52 Differential Pressure Switch - Technical Specifications and Overview

Technical Specification

Detailed information on the LEFOO LF52 Differential Pressure Switch, including product introduction, specifications, installation dimensions, wiring diagrams, and order reference. Suitable for various industrial applications.

LEFOO manuals from online retailers

LEFOO LF58 Dual Pressure Control Switch Instruction Manual

LF58 • May 1, 2026

Comprehensive instruction manual for the LEFOO LF58 Dual Pressure Control Switch, covering installation, operation, maintenance, troubleshooting, and technical specifications for refrigeration, HVAC, air, and water systems.

LEFOO LF10-W Water Pressure Switch 30-50psi Instruction Manual

LF10-W • March 23, 2026

Comprehensive instruction manual for the LEFOO LF10-W Water Pressure Switch, covering installation, operation, maintenance, and specifications for the 30-50 PSI adjustable well water pump control valve.

LEFOO LF10A-4H Heavy-Duty Air Compressor Pressure Switch Control (90-125 PSI, 4-Port, 26 Amp) User Manual

LF10A-4H • January 21, 2026

This manual provides instructions for the LEFOO LF10A-4H heavy-duty air compressor pressure switch control. Learn about its features, installation, operation, maintenance, and troubleshooting for optimal performance with your…

LEFOO Heavy Duty Pressure Switch LF10A-1H Instruction Manual

LF10A-1H • December 16, 2025

Comprehensive instruction manual for the LEFOO Heavy Duty Pressure Switch LF10A-1H, covering installation, operation, maintenance, troubleshooting, and specifications for air compressor applications.

LEFOO LF10-1H-1-NPT1/4-95-125 Air Compressor Pressure Switch Control Valve User Manual

LF10-1H-1-NPT1/4-95-125 • November 26, 2025

Comprehensive user manual for the LEFOO LF10-1H-1-NPT1/4-95-125 Air Compressor Pressure Switch Control Valve, covering product features, safety guidelines, technical specifications, installation procedures, operation, maintenance, and troubleshooting.

LEFOO LF16 Water Pump Pressure Switch 30-50psi User Manual

LF16 • November 26, 2025

This manual provides detailed instructions for the installation, operation, and maintenance of the LEFOO LF16 Water Pump Pressure Switch, designed for 30-50 PSI systems.

LEFOO LF16 Water Pump Pressure Switch 40-60 PSI Instruction Manual

LF16 • November 20, 2025

Comprehensive instruction manual for the LEFOO LF16 Water Pump Pressure Switch (40-60 PSI), covering installation, operation, maintenance, and troubleshooting.

LEFOO LF20 Extended Duty Pressure Switch User Manual

LF20 • November 18, 2025

Comprehensive user manual for the LEFOO LF20 Extended Duty Pressure Switch, covering installation, operation, maintenance, troubleshooting, and technical specifications.

LEFOO LF19 140-175 PSI Air Compressor Pressure Switch User Manual

LF19 • November 4, 2025

Comprehensive user manual for the LEFOO LF19 140-175 PSI Air Compressor Pressure Switch, including setup, operation, maintenance, troubleshooting, and specifications.

LEFOO LF32 Air Differential Pressure Switch User Manual (20-200Pa)

LF32-02 (20-200Pa) • October 10, 2025

Comprehensive user manual for the LEFOO LF32 Air Differential Pressure Switch, model 20-200Pa, covering setup, operation, maintenance, troubleshooting, and specifications.

LEFOO LF08PS Air Compressor Pressure Switch User Manual

LF08PS • September 24, 2025

Comprehensive user manual for the LEFOO LF08PS Air Compressor Pressure Switch, including installation, operation, maintenance, and specifications.

LEFOO LF10-W Water Pump Pressure Switch Instruction Manual

LF10-W1 • September 7, 2025

Comprehensive instruction manual for the LEFOO LF10-W Universal Water Pump Pressure Switch, covering installation, operation, adjustment, maintenance, troubleshooting, and specifications.

LEFOO LFS10 Anemometer Sensor Air Volume Transmitter User Manual

LFS10 • March 25, 2026

Comprehensive user manual for the LEFOO LFS10 Split Type Anemometer Sensor Air Volume Transmitter, including specifications, installation, operation, maintenance, and troubleshooting.

LEFOO LF32-02 Pressure Switch User Manual

LF32-02 • February 10, 2026

Comprehensive user manual for the LEFOO LF32-02 air micro pressure difference switch, including specifications, installation, operation, and maintenance guidelines for warm ventilation pipeline systems.

LEFOO LFDS630 Digital Display Pressure Controller User Manual

LFDS630 • January 23, 2026

Comprehensive user manual for the LEFOO LFDS630 Digital Display Pressure Controller, including specifications, installation, operation, and troubleshooting.

LEFOO LFM11 Digital Display Differential Pressure Transmitter Instruction Manual

LFM11 • January 21, 2026

Comprehensive instruction manual for the LEFOO LFM11 series digital display differential pressure transmitter, covering features, specifications, installation, wiring, operation, and maintenance.

LEFOO LFM52 Differential Pressure Transmitter User Manual

LFM52 • January 21, 2026

Comprehensive user manual for the LEFOO LFM52 RS485 Digital HVAC Differential Pressure Transmitter, including setup, operation, specifications, and maintenance.

LEFOO LFDS10 Series Digital Pressure Controller User Manual

LFDS10 • January 19, 2026

User manual for the LEFOO LFDS10 High Precision Differential Pressure Sensor Digital Pressure Controller, covering installation, operation, specifications, and maintenance.

LEFOO LFS10 Air Duct Type Anemometer Sensor Instruction Manual

LFS10 • January 7, 2026

Comprehensive instruction manual for the LEFOO LFS10 Air Duct Type Anemometer Sensor, covering installation, wiring, operation, specifications, and maintenance.

Lefoo LFP6400W 220V Membrane Pump Instruction Manual

LFP6400W • December 29, 2025

Comprehensive instruction manual for the Lefoo LFP6400W 220V membrane pump, covering setup, operation, maintenance, and specifications for water treatment applications.

LEFOO LF52A Differential Pressure Switch Instruction Manual

LF52A • December 15, 2025

Comprehensive instruction manual for the LEFOO LF52A adjustable double-line differential pressure switch, including specifications, installation, operation, and maintenance for water chiller applications.

LEFOO LF12 Air Pressure Switch Instruction Manual

LF12 • December 9, 2025

Comprehensive instruction manual for the LEFOO LF12 air pressure switch, including setup, operation, specifications, and maintenance for compressor and pump applications.

LEFOO LF32 Air Differential Pressure Switch User Manual

LF32 • November 27, 2025

Comprehensive user manual for the LEFOO LF32 Air Differential Pressure Switch, including installation, operation, specifications, and maintenance.

LEFOO LFM751 Explosion-Proof Low Differential Pressure Transmitter User Manual

LFM751 • November 26, 2025

Comprehensive user manual for the LEFOO LFM751 Differential Pressure Transmitter, including specifications, installation, operation, maintenance, and troubleshooting for air and neutral gases.

LEFOO video guides

Watch setup, installation, and troubleshooting videos for this brand.

LEFOO Company Overview: Manufacturing Excellence in Industrial Control Products

4:20 • 1280×720 • brand_story

LEFOO LFM320-ANPS Differential Pressure Transmitter Overview

0:38 • 1280×720 • visual_overview