Electric Switch Mechanisms - Magnetrol International
Electric Switch Mechanisms - Magnetrol International
Electric Switch Mechanisms - Magnetrol International
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9.1 Type 4, 4X, 7, 9 and Group B Enclosure Codes<br />
<strong>Switch</strong><br />
Type<br />
Housing<br />
Height<br />
& Options<br />
Short w/<br />
Drain<br />
<strong>Switch</strong><br />
Contacts<br />
Set<br />
Points<br />
Magnet<br />
Dot Color<br />
Type 4<br />
Carbon<br />
Steel<br />
Type 4X<br />
Carbon<br />
Steel<br />
Type 7/9<br />
Cast Iron<br />
Type 4X<br />
Cast Alum<br />
1" NPT<br />
Type 4X<br />
Cast Alum<br />
M20 × 1.5<br />
Type 4X/7/9<br />
Cast Alum<br />
Group B<br />
Cast Iron<br />
Type 4X/7/9<br />
Group B<br />
Cast Alum<br />
Yellow — — 3UY — — 3UQ — —<br />
1<br />
Red<br />
Yellow<br />
—<br />
—<br />
—<br />
—<br />
3UR<br />
3UM<br />
—<br />
—<br />
—<br />
—<br />
3UP<br />
3UB<br />
—<br />
—<br />
—<br />
—<br />
Red — — 3UD — — 3UA — —<br />
Tall w/<br />
SPDT<br />
2<br />
Yellow<br />
Red<br />
—<br />
—<br />
—<br />
—<br />
3VM<br />
3VD<br />
—<br />
—<br />
—<br />
—<br />
3VB<br />
3VA<br />
—<br />
—<br />
—<br />
—<br />
Drain<br />
R/B — — — — — 3VE — —<br />
Yellow — — 3WM — — 3WB — —<br />
3 Red — — 3WD — — 3WA — —<br />
R/B/B — — — — — 3WE — —<br />
Short w/<br />
Yellow — — 3XY — — 3XQ — —<br />
Drain<br />
Tall w/<br />
DPDT<br />
1<br />
Red<br />
Yellow<br />
Red<br />
—<br />
—<br />
—<br />
—<br />
—<br />
—<br />
3XR<br />
3XM<br />
3XD<br />
—<br />
—<br />
—<br />
—<br />
—<br />
—<br />
3XP<br />
3XB<br />
3XA<br />
—<br />
—<br />
—<br />
—<br />
—<br />
—<br />
High Temp<br />
Drain<br />
2<br />
Yellow<br />
Red<br />
—<br />
—<br />
—<br />
—<br />
3YM<br />
3YD<br />
—<br />
—<br />
—<br />
—<br />
3YB<br />
3YA<br />
—<br />
—<br />
—<br />
—<br />
Mercury Short w/<br />
Yellow 3FE 3FY 3PY 3FQ — 3PQ — —<br />
Heater<br />
1<br />
Red<br />
Yellow<br />
3FG<br />
3FF<br />
3FR<br />
3FM<br />
3PR<br />
3PM<br />
3FP<br />
3FB<br />
—<br />
—<br />
3PP<br />
3PB<br />
—<br />
—<br />
—<br />
—<br />
Red 3FH 3FD 3PD 3FA — 3PA — —<br />
Tall w/<br />
SPDT<br />
2<br />
Yellow<br />
Red<br />
3GF<br />
3GH<br />
3GM<br />
3GD<br />
3QM<br />
3QD<br />
3GB<br />
3GA<br />
—<br />
—<br />
3QB<br />
3QA<br />
—<br />
—<br />
—<br />
—<br />
Heater<br />
R/B — — — — — 3QE — —<br />
Yellow 3HF 3HM 3RM 3HB — 3RB — —<br />
3 Red 3HH 3HD 3RD 3HA — 3RA — —<br />
R/B/B — — — — — 3RE — —<br />
Short w/<br />
Yellow 3IE 3IY 3SY 3IQ — 3SQ — —<br />
Heater<br />
Tall w/<br />
DPDT<br />
1<br />
Red<br />
Yellow<br />
Red<br />
3IG<br />
3IF<br />
3IH<br />
3IR<br />
3IM<br />
3ID<br />
3SR<br />
3SM<br />
3SD<br />
3IP<br />
3IB<br />
3IA<br />
—<br />
—<br />
—<br />
3SP<br />
3SB<br />
3SA<br />
—<br />
—<br />
—<br />
—<br />
—<br />
—<br />
Heater<br />
2<br />
Yellow<br />
Red<br />
3JF<br />
3JH<br />
3JM<br />
3JD<br />
3TM<br />
3TD<br />
3JB<br />
3JA<br />
—<br />
—<br />
3TB<br />
3TA<br />
—<br />
—<br />
—<br />
—<br />
The switch and housing codes in bold are currently valid and available. Those not in bold are no longer valid.<br />
30 42-683 <strong>Electric</strong> <strong>Switch</strong> <strong>Mechanisms</strong>
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