Cut Sheet

Class I, Division 1 and 2, Groups C, D
Class II, Division 1 and 2, Groups E, F, G
Class III
NEMA 7CD, 9EFG
Hub Size
(Inches)
Catalog Number
Switch Dead-End Feed-Thru
1-Gang
20 Amp — 120-277 Vac

1/2 1-Pole EFS150-R1 EFSC150-R1
1/2 2-Pole — EFSC150-R2
1/2 3-Way EFS150-R3W EFSC150-R3W
1/2 4-Way EFS150-R4W EFSC150-R4W
3/4 1-Pole EFS175-R1 EFSC175-R1
Dead-End
3/4 2-Pole EFS175-R2 EFSC175-R2
3/4 3-Way EFS175-R3W EFSC175-R3W
3/4 4-Way EFS175-R4W EFSC175-R4W
Feed-Thru
2-Gang
20 Amp — 120-277 Vac

1/2 1-Pole EFS250-R1 EFSC250-R1
1/2 2-Pole — EFSC250-R2
1/2 3-Way — EFSC250-R3W
1/2 4-Way — EFSC250-R4W
3/4 1-Pole EFS275-R1 EFSC275-R1
Dead-End
3/4 2-Pole — EFSC275-R2
3/4 3-Way — EFSC275-R3W
3/4 4-Way — EFSC275-R4W
1 2-Pole EFS210-R2 EFSC210-R2
1 3-Way EFS210-R3W EFSC210-R3W
1 4-Way EFS210-R4W EFSC210-R4W
Feed-Thru
 20 Amp — 1 HP at 120 Vac and 2 HP at 240 Vac.
Controls
CONTROLS: HAZARDOUS LOCATION CONTROL STATIONS AND SWITCHES
Visit our website at www.appletonelec.com or contact us at [phone].
© September 2010
238
EFS Non-Sealed Rocker Arm Operated Tumbler Switches
Explosionproof, Dust-Ignitionproof
Furnished with Internal Ground Screw.