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Lesman is your source for solutions that detect, measure, analyze, and control your process and your facility. Start here to drill down to the right product for your application.

  • Compare Products
    1. Aerosol and Particulate Monitoring
    2. Air Sampling and Monitoring
    3. Belt Scales Solids Flow and Motion Sensors
    4. Controllers and Programmers
    5. Combustion Control and Flame Safety
    6. Digital Indicators and Panel Meters
    7. Electrical and Wire Marking Solutions
    8. Fittings Tubing and Tools
    9. Flow Instrumentation
    10. Gas Analyzers
    11. Gas Detection and Monitoring
    12. Heat Stress Monitoring
    13. Human Machine Interfaces (HMI)
    14. Humidity and Dewpoint Monitoring
    15. IAQ - Ventilation Testing and Balancing
    16. Industrial Networking
    17. Instrument Valves
    18. Level Instrumentation
    19. Liquid Analytics
    20. Machine Safety
    21. Piping Specialties
    22. Power Products
    23. Pressure Gauges
    24. Pressure Instruments
    25. Recorders and Data Acquisition
    26. Rotary and Electric Actuator Motors
    27. Sanitary and Hygienic Process Instruments
    28. Sensors
    29. Scanners and Code Readers
    30. Solenoid Valves
    31. Sound Level and Noise Exposure Monitoring
    32. Switches
    33. Temperature Instruments
    34. Thermometers
    35. Transmitters
    36. Valves and Regulators
    37. Weighing Instruments
    38. Wireless Instruments
    39. Process Accessories and Software
    40. Inventory Close-Outs
    Shop By
    Shopping Options
    Category
    1. Aerosol and Particulate Monitoring3item
    2. Air Sampling and Monitoring15item
    3. Belt Scales Solids Flow and Motion Sensors23item
    4. Controllers and Programmers58item
    5. Combustion Control and Flame Safety238item
    6. Digital Indicators and Panel Meters27item
    7. Electrical and Wire Marking Solutions9item
    8. Fittings Tubing and Tools51item
    9. Flow Instrumentation59item
    10. Gas Analyzers23item
    11. Gas Detection and Monitoring157item
    12. Heat Stress Monitoring2item
    13. Human Machine Interfaces (HMI)2item
    14. Humidity and Dewpoint Monitoring19item
    15. IAQ - Ventilation Testing and Balancing29item
    16. Industrial Networking4item
    17. Instrument Valves16item
    18. Level Instrumentation87item
    19. Liquid Analytics40item
    20. Machine Safety8item
    21. Piping Specialties5item
    22. Power Products5item
    23. Pressure Gauges26item
    24. Pressure Instruments79item
    25. Recorders and Data Acquisition215item
    26. Rotary and Electric Actuator Motors4item
    27. Sanitary and Hygienic Process Instruments30item
    28. Sensors124item
    29. Scanners and Code Readers2item
    30. Solenoid Valves145item
    31. Sound Level and Noise Exposure Monitoring15item
    32. Switches49item
    33. Temperature Instruments46item
    34. Thermometers2item
    35. Transmitters90item
    36. Valves and Regulators132item
    37. Weighing Instruments27item
    38. Wireless Instruments12item
    39. Process Accessories and Software47item
    40. Inventory Close-Outs63item
    Chart Recorder Brand
    1. ABB Kent-Taylor11item
    2. American Meter2item
    3. Ametek Systems1 item
    4. Anderson Instruments1 item
    5. Bristol3item
    6. Dickson9item
    7. Eurotherm-Chessell12item
    8. Fellows Corp1 item
    9. Foxboro7item
    10. Hewlett Packard1 item
    11. Honeywell65item
    12. Partlow7item
    13. United Electric Controls13item
    14. Universal Marking Product1 item
    15. Weksler Instruments5item
    Chart Rotation
    1. None11item
    2. 12 Hour1 item
    3. 24 Hour68item
    4. 24 Hour | 7 Day1 item
    5. 7 Day54item
    6. 31 Day3item
    7. Other1 item
    Chart Type
    1. Circular128item
    2. Fanfold Stripchart4item
    3. Roll Stripchart7item
    Cutout Size
    1. 1/32 DIN1 item
    2. 1/16 DIN9item
    3. 1/8 DIN11item
    4. 1/4 DIN6item
    5. 1/2 DIN1 item
    6. Full DIN3item
    7. Other9item
    Fitting Material
    1. Brass13item
    2. Steel1 item
    Fitting Shape
    1. Adapter1 item
    2. Bushing2item
    3. Coupling3item
    4. Nipple4item
    5. Tee4item
    Flame Detector Type
    1. Flame Rod1 item
    2. Infrared8item
    3. Ultraviolet18item
    4. UV/IR Combo4item
    Flow Technology
    1. Coriolis3item
    2. Differential Pressure Mass Flow1 item
    3. Electromagnetic3item
    4. Insertion Thermal Mass Flow1 item
    5. Oval Gear1 item
    6. Thermal Dispersion1 item
    7. Turbine4item
    8. Ultrasonic14item
    9. Vane2item
    Gas Detector Use
    1. Fixed9item
    2. Portable1 item
    3. Wearable2item
    Case Material
    1. Aluminum2item
    2. Brass1 item
    3. Plastic6item
    4. Steel5item
    5. Stainless Steel8item
    Process Connection
    1. 1/8" NPTF Back1 item
    2. 1/8" NPTF Side2item
    3. 1/8" NPTM Bottom4item
    4. 1/8" NPTM Center Back4item
    5. 1/4" NPTF Bottom1 item
    6. 1/4" NPTF Top1 item
    7. 1/4" NPTM Bottom14item
    8. 1/4" NPTM Center Back9item
    9. 1/4" NPTM Lower Back3item
    10. 1/2" NPTM Bottom6item
    11. 1/2" NPTM Lower Back5item
    12. Barbed for Tubing1 item
    Dial Size
    1. 1.5 Inch6item
    2. 2 Inch11item
    3. 2.5 Inch13item
    4. 3.5 Inch3item
    5. 4 Inch13item
    6. 4.5 Inch3item
    7. 6 Inch3item
    Digits
    1. 3.54item
    2. 46item
    3. 52item
    4. 69item
    Display Variable
    1. Current8item
    2. Flow Totalization2item
    3. Level2item
    4. Modbus® RTU1 item
    5. Pressure3item
    6. Process Signal7item
    7. Temperature5item
    8. Voltage6item
    3A Sanitary
    1. Yes7item
    2. No29item
    HART
    1. Yes62item
    2. No26item
    Level Media
    1. Liquid41item
    2. Slurry23item
    3. Interface11item
    4. Dry Solid28item
    Point or Continuous Level
    1. Point12item
    2. Continuous36item
    Level Technology
    1. Capacitance6item
    2. Guided Wave Radar2item
    3. Hydrostatic Pressure4item
    4. Magnetic Float1 item
    5. Paddle2item
    6. Radar12item
    7. Servo Gauge2item
    8. Ultrasonic16item
    9. Vibrating Fork2item
    10. Vibrating Rod1 item
    Manufacturer
    1. A-T Controls (Triac)10item
    2. Ametek US Gauge5item
    3. Anderson Greenwood15item
    4. ASCO31item
    5. Aquametrix by Water Analytics19item
    6. Banner Engineering11item
    7. Bellofram4item
    8. Bestobell Steam1 item
    9. DeZurik | APCO | Hilton30item
    10. Dwyer48item
    11. Equilibar2item
    12. Gasmet Technologies1 item
    13. Gefran7item
    14. Great Plains Industries (Flomec)11item
    15. Fireye18item
    16. Honeywell Eclipse7item
    17. Honeywell Kromschroder40item
    18. Honeywell Maxon25item
    19. Honeywell Process65item
    20. Honeywell RAE Systems19item
    21. Honeywell Industrial Safety31item
    22. Honeywell Thermal49item
    23. Jacoby-Tarbox9item
    24. Jacoby-Tarbox Hygienics3item
    25. Jerguson14item
    26. J M Canty2item
    27. Jordan Valve25item
    28. LowFlow Valve4item
    29. Marwin Valve6item
    30. Meriam2item
    31. Mid-West Instrument1 item
    32. Minebea Intec15item
    33. Panametrics27item
    34. Parker43item
    35. Perma Pure5item
    36. Precision Digital24item
    37. ProComSol1 item
    38. PULS2item
    39. Pyromation10item
    40. Red Lion Controls7item
    41. Red Valve9item
    42. Reliance7item
    43. Ronan Engineering1 item
    44. Rotronic Instrument Corp11item
    45. Sensidyne15item
    46. SICK13item
    47. Siemens Industry95item
    48. Steriflow Food and Beverage5item
    49. Steriflow Valve17item
    50. Stride Tools7item
    51. Svantek4item
    52. TSI (and Alnor)23item
    53. TSI Quest14item
    54. Testo19item
    55. Thermal Instrument Co2item
    56. TopWorx3item
    57. Turck11item
    58. United Electric Controls17item
    59. VAC1 item
    60. Vaisala3item
    61. WAGO7item
    62. West Controls (CAL | Partlow | PMA)8item
    63. WIKA34item
    64. Lesman1 item
    Valve Function
    1. Air Operated2item
    2. Air or Inert Gas4item
    3. Angle Body Piston1 item
    4. Combustion Fuel Gas9item
    5. Combustion Fuel Oil2item
    6. Cryogenic2item
    7. Dust Collector1 item
    8. Flow Rate/Control5item
    9. General Service15item
    10. HIgh Pressure1 item
    11. Hot Water4item
    12. Pilot Valve1 item
    13. Potable Water2item
    14. Safety Relief1 item
    15. Safety Shutoff12item
    16. Slow Closing1 item
    17. Steam Service4item
    18. Vent Valve7item
    Operation
    1. Normally Open18item
    2. Normally Closed26item
    3. Universal4item
    4. Single Solenoid5item
    5. Dual Solenoid2item
    6. NAMUR Mount2item
    Pipe Size
    1. 1/8 Inch7item
    2. 1/4 Inch15item
    3. 3/8 Inch19item
    4. 1/2 Inch17item
    5. 3/4 Inch15item
    6. 1 Inch13item
    7. 1-1/4 Inch7item
    8. 1-1/2 Inch8item
    9. 2 Inch7item
    10. 2-1/2 Inch6item
    11. 3 Inch2item
    Solenoid Valve Type
    1. Two Way18item
    2. Three Way7item
    3. Four Way4item
    4. 5/21 item
    Body Material
    1. Aluminum8item
    2. Brass19item
    3. Bronze1 item
    4. Plastic2item
    5. Stainless Steel12item
    Adjustment
    1. External Adjustment13item
    2. Screwdriver Adjustment4item
    3. Internal Adjustment7item
    4. Hex Adjustment2item
    5. Reference Scale/Dial9item
    Enclosure/Construction
    1. Skeleton (Open Frame) Construction3item
    2. IP545item
    3. NEMA 16item
    4. NEMA 46item
    5. NEMA 4X11item
    6. NEMA 74item
    7. NEMA 94item
    8. Div 1 Hazardous8item
    9. Div 1 Zone 1 Hazardous1 item
    10. Div 2 Hazardous7item
    Switch Output
    1. SPST2item
    2. SPDT23item
    3. DPDT6item
    4. Dual SPDT6item
    5. Triple SPDT1 item
    6. MOSFET/SSR2item
    7. Form C Relay1 item
    8. 4-20 mA2item
    9. HART2item
    Measured Variable
    1. Differential Pressure17item
    2. Gauge Pressure15item
    3. Vacuum/Compound Pressure10item
    4. Temperature11item
    5. Flow2item
    Tubing Material
    1. Nylon5item
    2. Polyethylene19item
    3. Polypropylene5item
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