McDonnell & Miller 149400 67 Low Water Cutoff with Quick HookupMcDonnell & Miller 149400 67 Low Water Cutoff with Quick Hookup
McDonnell & Miller 149400 67 Low Water Cutoff with Quick Hookup
McDonnell & MillerSKU: 38309

McDonnell & Miller 149400 67 Low Water Cutoff with Quick Hookup

$839.00
In stock (32)

McDonnell & Miller model number 67 is a float-operated low water cut-off with quick hook-up fittings for steam or hot water boilers. This control features an automatic reset with dual 120 volt switches for low water cut-off and alarm or electric water feeders. Its maximum pressure is 20 psi. Quick hook-up fittings allow for installation directly into gauge glass tappings (1/2" NPT). Blow down valve included.

Shipping policy

Orders placed by 2:00pm EST will ship same day, except on holidays.

More Details

Product overview
  • McDonnell & Miller Series 67 low-water cutoff
  • Designed for residential and commercial steam boilers
  • Suitable for boilers of any steaming capacity
  • Float-operated mechanical design
  • Automatic-reset operation
  • Includes Quick Hook-Up fittings
  • 3/4-inch threaded connections
  • Dual precision switches
  • Provides burner cutoff plus alarm or electric water-feeder control
  • Full-port, lever-operated ball valve supports easier blowdown
  • Adjustable BX conduit outlet simplifies wiring
  • Maximum steam pressure: 20 psii
  • Switch rating: 7.4 FLA at 120VAC or 3.7 FLA at 240VAC
  • Locked-rotor rating: 44.4A at 120VAC or 22.2A at 240VAC
  • Pilot-duty rating: 125 VA
  • Professional installation required
Specifications
Manufacturer Part Number 149400
UPC 751875002636
Overall Dimensions n/a
Material n/a
Domestic or Import n/a
End Style n/a
Type n/a
ADA Compliance n/a
Warning Professional installation required
Standards and Approvals n/a
Resources
Delivery & Returns

Orders will ship same day if received by 2pm EST.

Upcoming holiday closures: July 3, 2026

All returns are inspected on receipt; credit is issued after condition is confirmed. Credit is issued only for items returned in original, saleable condition after inspection.

FINAL SALE ITEMS ARE NOT ELIGIBLE FOR RETURNS OR EXCHANGES.

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