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Harmony® 9001K Metal Control & Signaling Units

Square D Harmony^® 9001K Metal 30mm Control and Signaling Units include pushbuttons, key-operated switches, joysticks, pilot lights, and operators. These robust and reliable products offer a number of certifications and meet IP66 and NEMA 4 ratings, making the 9001K series oil-tight, waterproof, and dust-tight. Colored contact blocks provide easy function identification, and bright LEDs ensure high visibility. Square D Harmony 9001K Metal 30mm Control and Signaling Units offer long-term reliability, making them ideal for heavy-duty industrial applications and extreme environments.

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Part #

Switch Fixings PUSHBUTTON RING NUT 30MM TYPE K

9001K54
Square D
1: $5.63
11In Stock

Mfr. Part No.
9001K54

Mouser Part No
996-9001K54

Square D

Switch Fixings PUSHBUTTON RING NUT 30MM TYPE K

11In Stock

$5.63

$5.12

$4.85

$4.73

View

Min.: 1
Mult.: 1

Switch Hardware

Pushbutton Switches PSH BTTN 600VAC 10A 30MM, Type K

9001K3L35LGGH13
Schneider Electric
1: $256.07
5In Stock

Mfr. Part No.
9001K3L35LGGH13

Mouser Part No
996-9001K3L35LGGH13

Schneider Electric

Pushbutton Switches PSH BTTN 600VAC 10A 30MM, Type K

Datasheet

5In Stock

$256.07

$256.05

View

Min.: 1
Mult.: 1

Pushbutton Switches

Switch Fixings 30MM GUARD FOR 41MM MSHRM KNOB

9001K56YM
Square D
1: $78.15
72In Stock

Mfr. Part No.
9001K56YM

Mouser Part No
996-9001K56YM

Square D

Switch Fixings 30MM GUARD FOR 41MM MSHRM KNOB

Datasheet

72In Stock

$78.15

$78.13

View

Min.: 1
Mult.: 1

Switch Hardware

Guard

Switch Cases / Switch Covers 30MM SLCTR SWTCH LOCKOUT COVER

9001K7
Square D
1: $47.44
103In Stock

Mfr. Part No.
9001K7

Mouser Part No
996-9001K7

Square D

Switch Cases / Switch Covers 30MM SLCTR SWTCH LOCKOUT COVER

Datasheet

103In Stock

$47.44

Quote

Min.: 1
Mult.: 1

Switch Cases / Switch Covers

Switch Fixings BREAK GLASS OPRATR 30MM TYPE

9001K15
Schneider Electric
1: $138.57
3In Stock

Mfr. Part No.
9001K15

Mouser Part No
996-9001K15

Schneider Electric

Switch Fixings BREAK GLASS OPRATR 30MM TYPE

Datasheet

3In Stock

$138.57

Min.: 1
Mult.: 1

Switch Hardware

Switch Fixings PSH BTTN FLUSHPLATE 30MM TYPE K

9001K25
Square D
1: $31.83
8In Stock

Mfr. Part No.
9001K25

Mouser Part No
996-9001K25

Square D

Switch Fixings PSH BTTN FLUSHPLATE 30MM TYPE K

Datasheet

8In Stock

$31.83

Quote

Min.: 1
Mult.: 1

Switch Hardware

Pushbutton Switches PSH BTTN 600VAC 10A 30MM, Type K

9001K3L38LGGH13
Schneider Electric
1: $256.07
3In Stock

Mfr. Part No.
9001K3L38LGGH13

Mouser Part No
996-9001K3L38LGGH13

Schneider Electric

Pushbutton Switches PSH BTTN 600VAC 10A 30MM, Type K

Datasheet

3In Stock

$256.07

Min.: 1
Mult.: 1

Pushbutton Switches

Switch Fixings 30MM BLACK PLSTC BLANKING PLG

9001K52
Square D
1: $16.43
14In Stock

Mfr. Part No.
9001K52

Mouser Part No
996-9001K52

Square D

Switch Fixings 30MM BLACK PLSTC BLANKING PLG

Datasheet

14In Stock

$16.43

$16.42

Min.: 1
Mult.: 1

Switch Hardware

Switch Fixings 30MM PSH BTTN LOCKOUT COVER

9001K6
Square D
1: $47.43
5In Stock

Mfr. Part No.
9001K6

Mouser Part No
996-9001K6

Square D

Switch Fixings 30MM PSH BTTN LOCKOUT COVER

Datasheet

5In Stock

$47.43

Min.: 1
Mult.: 1

Switch Hardware

Padlock Attachment

Switch Fixings 30MM PSH BTTN COVER

9001K60
Square D
1: $65.50
16In Stock

Mfr. Part No.
9001K60

Mouser Part No
996-9001K60

Square D

Switch Fixings 30MM PSH BTTN COVER

16In Stock

$65.50

Min.: 1
Mult.: 1

Switch Hardware

Switch Fixings 30MM PSH BTTN LOCKOUT COVER

9001K62
Square D
1: $78.70
5In Stock

Mfr. Part No.
9001K62

Mouser Part No
996-9001K62

Square D

Switch Fixings 30MM PSH BTTN LOCKOUT COVER

Datasheet

5In Stock

$78.70

$78.69

View

Min.: 1
Mult.: 1

Switch Hardware

Padlock Attachment

Switch Fixings PSH BTTN MSHRM GUARD 30MM, Type K

9001K68
Square D
1: $75.76
4In Stock

Mfr. Part No.
9001K68

Mouser Part No
996-9001K68

Square D

Switch Fixings PSH BTTN MSHRM GUARD 30MM, Type K

4In Stock

$75.76

$75.53

$71.70

$70.11

View

Min.: 1
Mult.: 1

Switch Hardware

Switch Fixings 30MM PUSH-ON PUSH-OFF MOD

9001K85
Square D
1: $47.43
4In Stock

Mfr. Part No.
9001K85

Mouser Part No
996-9001K85

Square D

Switch Fixings 30MM PUSH-ON PUSH-OFF MOD

Datasheet

4In Stock

$47.43

Min.: 1
Mult.: 1

Switch Hardware

Switch Fixings PSH BTTN RING NUT 30MM TYPE K3L

9001K111
Square D
1: $25.72
2In Stock

Mfr. Part No.
9001K111

Mouser Part No
996-9001K111

Square D

Switch Fixings PSH BTTN RING NUT 30MM TYPE K3L

Datasheet

2In Stock

$25.72

$24.73

$24.21

$23.84

View

Min.: 1
Mult.: 1

Switch Hardware

Pushbutton Switches PSH BTTN 600VAC 10A 30MM, Type K

9001K1L35GH13
Square D
1: $261.51
2In Stock

Mfr. Part No.
9001K1L35GH13

Mouser Part No
996-9001K1L35GH13

Square D

Pushbutton Switches PSH BTTN 600VAC 10A 30MM, Type K

Datasheet

2In Stock

$261.51

$261.50

$253.08

$243.74

View

Min.: 1
Mult.: 1

Pushbutton Switches

Panel Mount

Switch Fixings 30MM GREY BLANKING PLUG

9001K51
Square D
1: $15.85
5In Stock

Mfr. Part No.
9001K51

Mouser Part No
996-9001K51

Square D

Switch Fixings 30MM GREY BLANKING PLUG

Datasheet

5In Stock

$15.85

Min.: 1
Mult.: 1

Switch Hardware

Closing Plate

Switch Fixings 30MM GUARD FOR 60MM MSHRM KNOB

9001K685
Square D
1: $75.37
1In Stock

Mfr. Part No.
9001K685

Mouser Part No
996-9001K685

Square D

Switch Fixings 30MM GUARD FOR 60MM MSHRM KNOB

Datasheet

1In Stock

$75.37

Min.: 1
Mult.: 1

Switch Hardware

Switch Fixings PSHBTTN SCREW DRIVER 30MM SERIPLEX

9001K69
Square D
1: $71.27
2In Stock

Mfr. Part No.
9001K69

Mouser Part No
996-9001K69

Square D

Switch Fixings PSHBTTN SCREW DRIVER 30MM SERIPLEX

Datasheet

2In Stock

$71.27

$70.95

$67.39

$65.50

View

Min.: 1
Mult.: 1

Switch Hardware

Switch Fixings 30mm MSHRM Guard red metal

9001K56RM
Square D
1: $75.37
2In Stock

Mfr. Part No.
9001K56RM

Mouser Part No
996-9001K56RM

Square D

Switch Fixings 30mm MSHRM Guard red metal

Datasheet

2In Stock

$75.37

Min.: 1
Mult.: 1

Switch Hardware

Pushbutton Switches PSH BTTN 600VAC 10A 30MM, Type K

9001K2L35LRRH13
Schneider Electric
1: $240.55
3Expected 1/6/2026

Mfr. Part No.
9001K2L35LRRH13

Mouser Part No
996-9001K2L35LRRH13

Schneider Electric

Pushbutton Switches PSH BTTN 600VAC 10A 30MM, Type K

Datasheet

3Expected 1/6/2026

$240.55

$240.54

Min.: 1
Mult.: 1

Pushbutton Switches

Switch Fixings SLCTR SWTCH PADLOCK ATTACHMENT 30MM

9001K107
Square D
1: $74.50
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
9001K107

Mouser Part No
996-9001K107

Square D

Switch Fixings SLCTR SWTCH PADLOCK ATTACHMENT 30MM

Non-Stocked Lead-Time 6 Weeks

$74.50

$74.24

$70.47

$68.92

View

Min.: 1
Mult.: 1

Switch Hardware

Pushbutton Switches PSH BTTN 600VAC 10A 30MM, Type K

9001K1L35LGGH13
Schneider Electric
1: $301.52
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
9001K1L35LGGH13

Mouser Part No
996-9001K1L35LGGH13

Schneider Electric

Pushbutton Switches PSH BTTN 600VAC 10A 30MM, Type K

Datasheet

Non-Stocked Lead-Time 6 Weeks

$301.52

$301.50

$293.94

$283.03

View

Min.: 1
Mult.: 1

Pushbutton Switches

Panel Mount

Pushbutton Switches PSH BTTN 600VAC 10A 30MM, Type K

9001K1L35RH13
Square D
1: $261.51
Non-Stocked Lead-Time 5 Weeks

Mfr. Part No.
9001K1L35RH13

Mouser Part No
996-9001K1L35RH13

Square D

Pushbutton Switches PSH BTTN 600VAC 10A 30MM, Type K

Datasheet

Non-Stocked Lead-Time 5 Weeks

$261.51

$261.50

$253.08

$243.72

View

Min.: 1
Mult.: 1

Pushbutton Switches

Panel Mount

Pushbutton Switches PSH BTTN 600VAC 10A 30MM, Type K

9001K1L38LGGH13
Schneider Electric
1: $256.07
Non-Stocked Lead-Time 5 Weeks

Mfr. Part No.
9001K1L38LGGH13

Mouser Part No
996-9001K1L38LGGH13

Schneider Electric

Pushbutton Switches PSH BTTN 600VAC 10A 30MM, Type K

Datasheet

Non-Stocked Lead-Time 5 Weeks

$256.07

$256.05

Min.: 1
Mult.: 1

Pushbutton Switches

Panel Mount

Pushbutton Switches PSH BTTN 600VAC 10A 30MM, Type K

9001K2L35LWWH13
Square D
1: $327.66
Non-Stocked Lead-Time 9 Weeks

Mfr. Part No.
9001K2L35LWWH13

Mouser Part No
996-9001K2L35LWWH13

Square D

Pushbutton Switches PSH BTTN 600VAC 10A 30MM, Type K

Datasheet

Non-Stocked Lead-Time 9 Weeks

$327.66

$292.46

$278.68

$269.87

View

Min.: 1
Mult.: 1

Pushbutton Switches