Low Water Cut-Off with Manual Reset Electronic for Steam Boilers

Model #: PSE-801-M-120; Reset Type: Manual; Volts: 120;

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McDonnell & Miller
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  • Primary or secondary control on hot water boilers
  • Secondary control on steam bolers
  • Manual reset models meet requirements of ASME standard CSD-1
  • If the control is in a low water condition when there is an interruption of power, the control will remain in a low water condition when power is restored
  • The reset button will need to be pressed when the water level is restored to a level above the probe to allow the burner to fire
  • Green power in on indicating LED
  • Red low water indicating LED
  • 60-second delay before lockout
  • Test button
  • Self-cleaning probe
  • No lock out with loss of power if probe is in water
  • Do not use with electric automatic water feeders

Model #: PSE-801-M-120; Reset Type: Manual; Volts: 120;


Maximum ambient temperature: 120°F |Maximum water temperature: 250°F |Maximum steam pressure: 15 PSI |Voltage across probe to ground: 14VAC |Power consumption: 1.7 VA @ 24 VAC, 3.6 VA @ 124 VAC |Probe sensitivity: 7,000 ohms

Product Specifications

Model #PSE-801-M-120
Reset TypeManual
Shipping Weight2.40
Shipping Width6.85
Shipping Length7.56
Shipping Height3.78

Compliance & Notes

Harmonize Code9026.10.5000
NoteModel PS804 with foam compensator also available at your local Johnstone Supply location by special order

See catalog page 495 for additional notes and/or restrictions.

Warranty Information

WARRANTY - Johnstone Supply will administer and promptly process all warranties in accordance with the manufacturer's specific warranty policies and procedures.

WHOLESALE ONLY - Identification is required of purchasers. Possession of Johnstone's catalog does not constitute an offer to sell by Johnstone or the right to purchase from us.

RETURNS - All returns are subject to a restocking charge.

Brand Name:
McDonnell & Miller
See other: McDonnell & Miller - Low Water Cut-Offs
See all: McDonnell & Miller Products

Mfg. #: 153601