Marquest Scientific, Inc.
Marquest Scientific, Inc.
2950 Airway Avenue, Bldg C-5
Costa Mesa, California U.S.A.
Tel: (714) 491-9191
Toll Free: (866) 452-2349
Fax: (714) 491-9199
Email: sales@marquestscientific.com
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Series LG Lab Faucets with Water Quality Indicator Light (Union Ball Valve)

Materials: PVC, Natural Polypro, and High Purity PVDF

The Series LG Lab Faucets with Water Quality Indicator Light are laboratory water dispensing solutions designed for applications requiring water quality monitoring and control. Available in PVC, Natural Polypropylene, and High Purity PVDF, these faucets cater to various laboratory needs and chemical compatibilities.

Integrated Water Quality Indicator Light Features:

  • Water Quality Monitoring: Integrated resistivity light with color indicators:
    • Green light: Indicates water resistivity is above the set threshold
    • Red light: Indicates water resistivity is below the set threshold
  • Resistivity Thresholds: Available in 10k, 25k, 50k, 200k, 500k, and 1 meg ohm/cm options
  • Power Supply: Wall transformer converts 120 VAC to 9 VDC
  • Cord Length: 9 feet

Faucet Features:

  • Union Ball Valve: Provides adjustable orientation of handle and gooseneck, with 1/4 turn on/off operation
  • Max Flow Rate: 2.9 GPM @ 80 PSI, Full Open
  • Max Operating Pressure: 150 PSI
  • Outlet: Removable Serrated Barb Tip (Leaves 1/4" Female NPT Outlet when removed)
  • Inlet Connection: 3/8" Female NPT
  • Material Options: Available in PVC, Natural Polypro, or High Purity PVDF for different chemical compatibility needs
  • Durable Design: Components suited for laboratory environments
  • Regulatory Compliance: Meets FDA, USDA, and USP standards
  • Internal Flow Path: Designed to reduce turbulence

Applications:

  • Distilled Water
  • Deionized Water
  • Reverse Osmosis (RO) Water
  • Ultra Filtrated Water (UPW)
  • Type I, II, and III Water systems

Additional Information:

  • Heavy wall construction for durability
  • 3/8" O.D. tube x 3/8" MNPT compression tube fitting included
  • Custom options available upon request

For technical information, specifications, or to discuss custom requirements, please contact our sales department at 1-866-452-2349 or email sales@marquestscientific.com.

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Item #

Materials

Configuration

Inlet Connection

Resistivity Threshold

List Price

LG-WB20K-R3 N/A PVDF, Viton Seals N/A Wall Mount, Right Handle N/A 3/8" Female NPT N/A 20k Ohm·cm $741.50
LG-WB20K-L1 N/A PVC, Viton Seals N/A Wall Mount, Left Handle N/A 3/8" Female NPT N/A 20k Ohm·cm $399.50
LG-WB20K-L2 N/A Polypro, Viton Seals N/A Wall Mount, Left Handle N/A 3/8" Female NPT N/A 20k Ohm·cm $465.95
LG-WB20K-L3 N/A PVDF, Viton Seals N/A Wall Mount, Left Handle N/A 3/8" Female NPT N/A 20k Ohm·cm $741.50
LG-WB500K-R1 N/A PVC, Viton Seals N/A Wall Mount, Right Handle N/A 3/8" Female NPT N/A 500k Ohm·cm $399.50
LG-WB500K-R2 N/A Polypro, Viton Seals N/A Wall Mount, Right Handle N/A 3/8" Female NPT N/A 500k Ohm·cm $465.95
LG-WB500K-R3 N/A PVDF, Viton Seals N/A Wall Mount, Right Handle N/A 3/8" Female NPT N/A 500k Ohm·cm $741.50
LG-WB500K-L1 N/A PVC, Viton Seals N/A Wall Mount, Left Handle N/A 3/8" Female NPT N/A 500k Ohm·cm $399.50
LG-WB500K-L2 N/A Polypro, Viton Seals N/A Wall Mount, Left Handle N/A 3/8" Female NPT N/A 500k Ohm·cm $465.95
LG-WB500K-L3 N/A PVDF, Viton Seals N/A Wall Mount, Left Handle N/A 3/8" Female NPT N/A 500k Ohm·cm $741.50
LG-WB200K-R1 N/A PVC, Viton Seals N/A Wall Mount, Right Handle N/A 3/8" Female NPT N/A 200k Ohm·cm $399.50
LG-WB200K-R2 N/A Polypro, Viton Seals N/A Wall Mount, Right Handle N/A 3/8" Female NPT N/A 200k Ohm·cm $465.95
LG-WB200K-R3 N/A PVDF, Viton Seals N/A Wall Mount, Right Handle N/A 3/8" Female NPT N/A 200k Ohm·cm $741.50
LG-WB200K-L1 N/A PVC, Viton Seals N/A Wall Mount, Left Handle N/A 3/8" Female NPT N/A 200k Ohm·cm $399.50
LG-WB200K-L2 N/A Polypro, Viton Seals N/A Wall Mount, Left Handle N/A 3/8" Female NPT N/A 200k Ohm·cm $465.95
LG-WB200K-L3 N/A PVDF, Viton Seals N/A Wall Mount, Left Handle N/A 3/8" Female NPT N/A 200k Ohm·cm $741.50
LG-WB50K-R1 N/A PVC, Viton Seals N/A Wall Mount, Right Handle N/A 3/8" Female NPT N/A 50k Ohm·cm $399.50
LG-WB50K-R2 N/A Polypro, Viton Seals N/A Wall Mount, Right Handle N/A 3/8" Female NPT N/A 50k Ohm·cm $465.95
LG-WB50K-R3 N/A PVDF, Viton Seals N/A Wall Mount, Right Handle N/A 3/8" Female NPT N/A 50k Ohm·cm $741.50
LG-WB50K-L1 N/A PVC, Viton Seals N/A Wall Mount, Left Handle N/A 3/8" Female NPT N/A 50k Ohm·cm $399.50
LG-WB50K-L2 N/A Polypro, Viton Seals N/A Wall Mount, Left Handle N/A 3/8" Female NPT N/A 50k Ohm·cm $465.95
LG-WB50K-L3 N/A PVDF, Viton Seals N/A Wall Mount, Left Handle N/A 3/8" Female NPT N/A 50k Ohm·cm $741.50
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