Switch Accessories – Mouser Singapore

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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: $5.51
11In Stock

Mfr. Part No.
9001K54

Mouser Part No
996-9001K54

Square D

Switch Fixings PUSHBUTTON RING NUT 30MM TYPE K

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Datasheet

11In Stock

$5.51

$5.00

$4.88

$4.50

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Min.: 1
Mult.: 1

Hardware

Nut

Switch Fixings 30MM GUARD FOR 41MM MSHRM KNOB

9001K56YM
Square D
1: $101.96
68In Stock

Mfr. Part No.
9001K56YM

Mouser Part No
996-9001K56YM

Square D

Switch Fixings 30MM GUARD FOR 41MM MSHRM KNOB

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Datasheet

68In Stock

$101.96

$95.80

$93.80

$91.81

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Min.: 1
Mult.: 1

Accessories

Guard

9001K/SK Series

30 mm Pushbutton Switches

Switch Cases / Switch Covers 30MM SLCTR SWTCH LOCKOUT COVER

9001K7
Square D
1: $64.18
92In Stock

Mfr. Part No.
9001K7

Mouser Part No
996-9001K7

Square D

Switch Cases / Switch Covers 30MM SLCTR SWTCH LOCKOUT COVER

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Datasheet

92In Stock

$64.18

$58.62

$55.26

$54.14

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Min.: 1
Mult.: 1

Switch Fixings SLCTR SWTCH PADLOCK ATTACHMENT 30MM

9001K107
Square D
1: $86.96
1In Stock

Mfr. Part No.
9001K107

Mouser Part No
996-9001K107

Square D

Switch Fixings SLCTR SWTCH PADLOCK ATTACHMENT 30MM

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Datasheet

1In Stock

$86.96

$76.80

$74.83

$72.46

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Min.: 1
Mult.: 1

Hardware

Padlock Attachment

Switch Fixings PSH BTTN FLUSHPLATE 30MM TYPE K

9001K25
Square D
1: $43.04
6In Stock

Mfr. Part No.
9001K25

Mouser Part No
996-9001K25

Square D

Switch Fixings PSH BTTN FLUSHPLATE 30MM TYPE K

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Datasheet

6In Stock

$43.04

$38.92

$37.86

$36.80

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Min.: 1
Mult.: 1

Hardware

30 mm Switches

9001K Series

Switch Fixings 30MM BLACK PLSTC BLANKING PLG

9001K52
Square D
1: $21.45
9In Stock

Mfr. Part No.
9001K52

Mouser Part No
996-9001K52

Square D

Switch Fixings 30MM BLACK PLSTC BLANKING PLG

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Datasheet

9In Stock

$21.45

$20.89

$20.37

$19.54

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Min.: 1
Mult.: 1

Plates

Closing Plate

Switch Fixings 30MM PSH BTTN LOCKOUT COVER

9001K6
Square D
1: $64.18
5In Stock

Mfr. Part No.
9001K6

Mouser Part No
996-9001K6

Square D

Switch Fixings 30MM PSH BTTN LOCKOUT COVER

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Datasheet

5In Stock

$64.18

$57.01

$55.47

$53.73

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Min.: 1
Mult.: 1

Padlock Attachment

9001K/SK Series

30 mm Pushbutton Switches

Switch Fixings 30MM PSH BTTN COVER

9001K60
Square D
1: $85.46
16In Stock

Mfr. Part No.
9001K60

Mouser Part No
996-9001K60

Square D

Switch Fixings 30MM PSH BTTN COVER

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16In Stock

$85.46

$79.44

$78.08

$76.53

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Min.: 1
Mult.: 1

Switch Fixings 30MM PSH BTTN LOCKOUT COVER

9001K62
Square D
1: $106.46
5In Stock

Mfr. Part No.
9001K62

Mouser Part No
996-9001K62

Square D

Switch Fixings 30MM PSH BTTN LOCKOUT COVER

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Datasheet

5In Stock

$106.46

$99.48

$97.85

$95.16

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Min.: 1
Mult.: 1

Lockouts

Padlock Attachment

9001K/SK Series

30 mm Pushbutton Switches

Switch Fixings PSH BTTN MSHRM GUARD 30MM, Type K

9001K68
Square D
1: $85.46
4In Stock

Mfr. Part No.
9001K68

Mouser Part No
996-9001K68

Square D

Switch Fixings PSH BTTN MSHRM GUARD 30MM, Type K

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Datasheet

4In Stock

$85.46

$78.23

$76.50

$73.67

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Min.: 1
Mult.: 1

Accessories

Guard

Switch Fixings 30MM WRENCH FOR RING NUT INSTALLATION

9001K95
Square D
1: $64.18
4In Stock
4Expected 5/10/2026

Mfr. Part No.
9001K95

Mouser Part No
996-9001K95

Square D

Switch Fixings 30MM WRENCH FOR RING NUT INSTALLATION

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Datasheet

4In Stock

4Expected 5/10/2026

$64.18

$62.79

$61.19

$59.94

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Min.: 1
Mult.: 1

Switch Fixings PSH BTTN RING NUT 30MM TYPE K3L

9001K111
Square D
1: $27.74
2In Stock

Mfr. Part No.
9001K111

Mouser Part No
996-9001K111

Square D

Switch Fixings PSH BTTN RING NUT 30MM TYPE K3L

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Datasheet

2In Stock

$27.74

$27.42

$26.32

$25.66

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Min.: 1
Mult.: 1

Switch Fixings 30MM GUARD FOR 60MM MSHRM KNOB

9001K685
Square D
1: $104.30
1In Stock

Mfr. Part No.
9001K685

Mouser Part No
996-9001K685

Square D

Switch Fixings 30MM GUARD FOR 60MM MSHRM KNOB

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Datasheet

1In Stock

$104.30

$89.32

$87.90

$85.44

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Min.: 1
Mult.: 1

Guards

Switch Guard

Switch Fixings PSHBTTN SCREW DRIVER 30MM SERIPLEX

9001K69
Square D
1: $80.06
2In Stock

Mfr. Part No.
9001K69

Mouser Part No
996-9001K69

Square D

Switch Fixings PSHBTTN SCREW DRIVER 30MM SERIPLEX

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Datasheet

2In Stock

$80.06

$73.29

$71.74

$69.94

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Min.: 1
Mult.: 1

Switch Fixings 30MM PUSH-ON PUSH-OFF MOD

9001K85
Square D
1: $63.58
5On Order

Mfr. Part No.
9001K85

Mouser Part No
996-9001K85

Square D

Switch Fixings 30MM PUSH-ON PUSH-OFF MOD

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Datasheet

5On Order

$63.58

$60.45

$58.85

$57.04

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Min.: 1
Mult.: 1

Modules

Pushbutton

Switch Fixings 30mm MSHRM Guard red metal

9001K56RM
Square D
1: $101.96
9Expected 28/8/2026

Mfr. Part No.
9001K56RM

Mouser Part No
996-9001K56RM

Square D

Switch Fixings 30mm MSHRM Guard red metal

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Datasheet

9Expected 28/8/2026

$101.96

$94.30

$90.89

$88.71

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Min.: 1
Mult.: 1

Switch Fixings 30MM WRENCH FOR BOOT INSTALLATION

9001K1
Square D
1: $158.59
Non-Stocked

Mfr. Part No.
9001K1

Mouser Part No
996-9001K1

Square D

Switch Fixings 30MM WRENCH FOR BOOT INSTALLATION

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Datasheet

Non-Stocked

$158.59

$151.71

$147.34

$142.75

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Min.: 1
Mult.: 1

Tools

Cap Tightening Tool

Switch Fixings PSH BTTN PADLOCK ATTACHMENT 30MM, K

9001K162
Square D
1: $85.87
Non-Stocked

Mfr. Part No.
9001K162

Mouser Part No
996-9001K162

Square D

Switch Fixings PSH BTTN PADLOCK ATTACHMENT 30MM, K

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Datasheet

Non-Stocked

$85.87

$81.64

$79.56

$77.04

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Min.: 1
Mult.: 1

Switch Fixings PSH BTTN FLUSHPLATE 30MM, Type K

9001K26
Square D
1: $64.18
N/A

Mfr. Part No.
9001K26

Mouser Part No
996-9001K26

Square D

Switch Fixings PSH BTTN FLUSHPLATE 30MM, Type K

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Datasheet

N/A

$64.18

$59.79

$58.19

$56.40

View

Min.: 1
Mult.: 1

Plates

Flush Plate

9001K Series

30 mm Pushbutton Switches

Switch Fixings 30MM GUARD FOR 35MM MSHRM KNOB

9001K48
Square D
1: $85.46
Non-Stocked

Mfr. Part No.
9001K48

Mouser Part No
996-9001K48

Square D

Switch Fixings 30MM GUARD FOR 35MM MSHRM KNOB

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Datasheet

Non-Stocked

$85.46

$82.09

$80.59

$78.39

View

Min.: 1
Mult.: 1

Guards

Switch Guard

Switch Fixings SLCTR SWTCH OPRATR 30MM, Type K

9001K53J35LGFG
Schneider Electric
1: $539.68
Non-Stocked

Mfr. Part No.
9001K53J35LGFG

Mouser Part No
996-9001K53J35LGFG

Schneider Electric

Switch Fixings SLCTR SWTCH OPRATR 30MM, Type K

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Datasheet

Non-Stocked

$539.68

$442.97

$377.59

Min.: 1
Mult.: 1

Switch Fixings PSH BTTN RING NUT 30MM TYPE K

9001K58
Square D
1: $8.06
Non-Stocked

Mfr. Part No.
9001K58

Mouser Part No
996-9001K58

Square D

Switch Fixings PSH BTTN RING NUT 30MM TYPE K

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Datasheet

Non-Stocked

$8.06

$7.33

$7.15

$6.60

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Min.: 1
Mult.: 1

Switch Fixings 30MM PADLOCK ATTACHMENT

9001K108
Square D
1: $58.21
Non-Stocked

Mfr. Part No.
9001K108

Mouser Part No
996-9001K108

Square D

Switch Fixings 30MM PADLOCK ATTACHMENT

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Datasheet

Non-Stocked

$58.21

$56.15

$55.11

$54.11

View

Min.: 1
Mult.: 1

Hardware

Padlock Attachment

Switch Fixings 30MM PADLOCK ATTACHMENT

9001K109
Square D
1: $124.10
Non-Stocked

Mfr. Part No.
9001K109

Mouser Part No
996-9001K109

Square D

Switch Fixings 30MM PADLOCK ATTACHMENT

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Datasheet

Non-Stocked

$124.10

$117.95

$116.04

$112.83

View

Min.: 1
Mult.: 1

Hardware

Padlock Attachment

Switch Fixings 30MM PADLOCK ATTACHMENT PUSH-PULL

9001K110
Square D
1: $80.97
Non-Stocked

Mfr. Part No.
9001K110

Mouser Part No
996-9001K110

Square D

Switch Fixings 30MM PADLOCK ATTACHMENT PUSH-PULL

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Datasheet

Non-Stocked

$80.97

$74.28

$72.23

$70.08

View

Min.: 1
Mult.: 1

Hardware

Padlock Attachment

Harmony® 9001K Metal Control & Signaling Units

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