McDonnell Miller Series 63

For residential, commercial, and industrial applications.
Heavy Duty
Includes No. 2 switch
Optional manual reset available.
Maximum boiler pressure 50 psi.

#63 Low-Water Cut off, Complete $420.00
#63-M w/ Manual Reset, Complete $420.00

Replacement Heads

Model Number Part Number Description Weight lbs. Price
63-HD
63-M-HD
142600
143200
Head Mechanism w/ No. 2 Switch
63-HD w/ manual reset
7
7
$405.00
$405.00
 

Ordering Information

Model Number Part Number Description Weight lbs. Price
63
63-B
63-M
63-E
63-EM
63-EP
63-M
E-28
142400
142700
143100
142500
142800
142850
143100
142900
Low water Cut-off
63 w/ Float Block
63 w/ Float Block & manual reset
63 w/ BSPT threads
63-E w/ manual reset
63-E w/ 1" NPT plug
63 w/ manual reset
63 w/ DPDT switch
13.5
15
15
14
14
14
14
14.3
$435.00
$450.00
$435.00
$Call
$Call
$Call
$435.00
$Call
 

Replacement Parts (View parts cut sheet)

Model Number Part Number Description Weight lbs. Price
CO-11 302500 Siphon Gasket (6 Pack) 1 $32.40
CO-12 302600 Head Gasket (6 Pack) 1 $38.40
2 110000 #2 Low water cut-off switch 1 $129.00
2-M 110100 #2 w/ Manual Reset 1 $129.00
 

Electrical Ratings

Motor Switch Rating(Amperes) 120 VDC .5 Amp
Voltage Full Load Locked Rotor Pilot duty
120 VAC
240 VAC
10.2
5.1
61.2
30.6
125 VA at 120 or 240 VAC 60Hz

Dimensions

A B C D E F G H I
1 6 1/2 2 9/16 1 5 5/32 9 3/8 3 1/8 10 1/2 5 1/8

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