LK-A55S6-04S | Metering Pump - 52.3 GPH - 145 PSI - 316SS - 316SS/PTFE

Product info Show all specs
Description
Walchem's LK-A55S6-04S motor driven, mechanical diaphragm (MAD) metering pump is rated to 52.3 GPH and 145 PSI with 316SS head/fittings and 316SS/PTFE seats/seals. Control methods include ON/OFF, Stroke Length. This pump is powered by No Motor. Ref: (LKLG)
Key Specs
Feed Max
52.3 GPH
Pressure Max
145 psi
Head Material
316 | Stainless Steel
Seal Material
  • 316 | Stainless Steel
Configuration Model Codes
Base Model
Series
LK | LK Series
Output Capacity
A55 | 52.3 GPH @ 60Hz (168 LPH @50Hz) - 145 psi - 0.5 HP Frame - 1/30 gear
Liquid End Option
Liquid End Materials
S6 | Solvent Apps - 316SS Head - HC Balls - 316SS Seat
Drive End
Motor
04 | 0.5 HP Motor Output
Connections
Connections
S | ANSI Flange
Options
Options
_ | Standard
Availability Call to confirm
Special Order
Ships from PA - GA - FL - OH - TX
Call or chat to confirm lead time
24/7 Sales & Support 484-544-0506
$6,772.00 Configured Price
Headline

LK-Series

The Iwaki LK Series metering pumps are motor-driven, mechanically-actuated diaphragm metering pumps. This larger Series can achieve outputs up to 856 GPH (3240 l/h) and maximum pressures of 220 PSI (1.5 MPa). The LK Series is ideal for large chemical feed applications in a wide range of fields, including water treatment, chemical process, agriculture, mining and paper.

Features & Benefits
Key Benefits
High Performance Design
  • Discharge accuracy within ±2% FS (repeatability)
  • Enhanced reliability through improved:
    • Stroke linearity
    • Discharge ratio consistency
Advanced Drive System
  • Dual-cam drive with built-in worm gear speed reducer
  • Compact and rigid mechanism
  • Maximum wear resistance
  • Designed for continuous long-term operation
Flexible Motor Options
  • Compatible with IEC general-purpose motors
  • Vertical TEFC outdoor-use mounting
  • Multiple configuration options:
    • Various voltage selections
    • VFD-ready designs
    • Explosion-proof enclosures
  • Supports LK-A, LK-B, and LK-C series pumps
Technical Specifications
Parameter Value
Accuracy ±2% FS
Motor Type IEC TEFC
Series Options LK-A, LK-B, LK-C
Chemical Compatibility
Exploded view
Call or text: +1 (484) 544-0506

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