A-31

Dimensions are shown: Inches (mm)

Specifications and dimensions subject to change

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A

Third Angle

Projection

8020 Series

Snap-acting Momentary Pushbutton Switches

SWITCH FUNCTION

ACTUATOR—SNAP-IN FRONT MOUNT

**

PANEL MOUNTING

**

PANEL MOUNTING

4PDT

1-2,4-5,7-8,10-11

1-3,4-6,7-9,10-12

MOM.

MOM.

ON

ON

U841

8421

8425

4P

SCHEMATIC

CONNECTED TERMINALS

POS. 1

POS. 2

SWITCH FUNCTION

POS. 1

POS. 2

UL/CSA*

MODEL

NO.

MODEL NO.

NO.

POLES

4PDT

Terminal Nos.

For Reference Only

Part number shown: 8421SHZGE

MOM. = Momentary

* U811 thru U841 model numbers

with all options (except R, R2 terminations)

when ordered with G or R contact material.

Other colors available, consult Customer

Service Center. Cap and Frame Finish: matte.

NOTE: Caps and frames available separately,

see pages A-44 and A-45.

NOTE: No frame color choice required.

** Increase this dim. to .620/.625 (15,75/15,88) for .091/.125 (2,31/3,18) thk. panels.

NOTE: Available with C, W-W4, Z or Z3 terminations and SPDT and DPDT models only.

** Increase this dim. to .620/.625 (15,75/15,88) for .091/.125 (2,31/3,18) thk. panels.

8X25 models must be ordered with B or P contact material.

8X21 and U8X1 models must be ordered with G or R contact material.

C&K marking on

opposite side

C&K marking on

opposite side

2

BLACK

NONE

No Frame Color (J80 option)

1

WHITE

3

RED

4

ORANGE

5

YELLOW

6

GREEN

7

BLUE

9

GRAY

CAP AND FRAME COLOR

OPTION

CODE

ACTUATOR OR PLUNGER

CAP COLOR

FRAME COLOR