.hide-partial { max-height: none; } .show-more { display: none; }

Square D Engineering Development Tools

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Engineering Development Tools

List Images

Results: 53

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Switch Contact Blocks / Switch Kits 30MM CONTACT BLOCK 1N/O 1N/C POWER REED

9001KA51
Square D
1: $211.84
9In Stock

Mfr. Part #
9001KA51

Mouser Part #
996-9001KA51

Square D

Switch Contact Blocks / Switch Kits 30MM CONTACT BLOCK 1N/O 1N/C POWER REED

Datasheet

9In Stock

$211.84

$183.51

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits PSH BTTN CONTACT 600VAC 10A 30MM, K

9001KA22
Square D
1: $42.29
10In Stock

Mfr. Part #
9001KA22

Mouser Part #
996-9001KA22

Square D

Switch Contact Blocks / Switch Kits PSH BTTN CONTACT 600VAC 10A 30MM, K

Datasheet

10In Stock

$42.29

$36.49

$34.40

$32.90

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits PSH BTTN CONTACT 600VAC 10A 30MM, K

9001KA1G
Square D
1: $50.95
21In Stock

Mfr. Part #
9001KA1G

Mouser Part #
996-9001KA1G

Square D

Switch Contact Blocks / Switch Kits PSH BTTN CONTACT 600VAC 10A 30MM, K

Datasheet

21In Stock

$50.95

$50.93

$50.47

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits 30MM CONTACT BLOCK 1N/C

9001KA3
Square D
1: $34.14
131In Stock

Mfr. Part #
9001KA3

Mouser Part #
996-9001KA3

Square D

Switch Contact Blocks / Switch Kits 30MM CONTACT BLOCK 1N/C

Datasheet

131In Stock

$34.14

$34.13

$33.45

$32.96

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits PSH BTTN CONTACT 600VAC 10A 30MM, K

9001KA3G
Square D
1: $38.09
11In Stock

Mfr. Part #
9001KA3G

Mouser Part #
996-9001KA3G

Square D

Switch Contact Blocks / Switch Kits PSH BTTN CONTACT 600VAC 10A 30MM, K

Datasheet

11In Stock

$38.09

$34.83

$31.95

$30.66

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits 30MM CONTACT BLOCK 1N/C LATE OPENING

9001KA5
Square D
1: $25.62
9In Stock

Mfr. Part #
9001KA5

Mouser Part #
996-9001KA5

Square D

Switch Contact Blocks / Switch Kits 30MM CONTACT BLOCK 1N/C LATE OPENING

Datasheet

9In Stock

$25.62

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits 30MM CONTACT BLOCK 1N/C POWER REED

9001KA53
Square D
1: $159.26
2In Stock

Mfr. Part #
9001KA53

Mouser Part #
996-9001KA53

Square D

Switch Contact Blocks / Switch Kits 30MM CONTACT BLOCK 1N/C POWER REED

Datasheet

2In Stock

$159.26

$145.60

$142.06

$137.51

View

Min.: 1
Mult.: 1

Sockets & Adapters TR 15A RECEPTACLE RESI WH

SQR44101WH
Square D
1: $5.59
5In Stock

Mfr. Part #
SQR44101WH

Mouser Part #
996-SQR44101WH

Square D

Sockets & Adapters TR 15A RECEPTACLE RESI WH

Learn More

Datasheet

5In Stock

$5.59

Min.: 1
Mult.: 1

Sockets & Adapters WI-FI 15A TR RECEPTACLE ENERGY MON WH

SQR441U1WHW
Square D
1: $54.22
1In Stock

Mfr. Part #
SQR441U1WHW

Mouser Part #
996-SQR441U1WHW

Square D

Sockets & Adapters WI-FI 15A TR RECEPTACLE ENERGY MON WH

Learn More

Datasheet

1In Stock

$54.22

Min.: 1
Mult.: 1

Sockets & Adapters DATA CAT 6 RJ45 STRAP BK

SQR87601BK
Square D
1: $19.44
2In Stock

Mfr. Part #
SQR87601BK

Mouser Part #
996-SQR87601BK

Square D

Sockets & Adapters DATA CAT 6 RJ45 STRAP BK

Learn More

Datasheet

2In Stock

$19.44

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits 30MM CONTACT BLOCK 1N/O EARLY CLOSING

9001KA4
Square D
1: $67.95
2Expected 2026-09-11

Mfr. Part #
9001KA4

Mouser Part #
996-9001KA4

Square D

Switch Contact Blocks / Switch Kits 30MM CONTACT BLOCK 1N/O EARLY CLOSING

Datasheet

2Expected 2026-09-11

$67.95

$66.80

$63.69

$60.83

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits PSH BTTN CONTACT 600VAC 10A 30MM, K

9001KA2G
Square D
1: $34.14
Non-Stocked Lead-Time 2 Weeks

Mfr. Part #
9001KA2G

Mouser Part #
996-9001KA2G

Square D

Switch Contact Blocks / Switch Kits PSH BTTN CONTACT 600VAC 10A 30MM, K

Datasheet

Non-Stocked Lead-Time 2 Weeks

$34.14

$33.34

$31.92

$30.51

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits PSH BTTN CONTACT 600VAC 10A 30MM, K

9001KA31
Square D
1: $112.72
Non-Stocked Lead-Time 4 Weeks

Mfr. Part #
9001KA31

Mouser Part #
996-9001KA31

Square D

Switch Contact Blocks / Switch Kits PSH BTTN CONTACT 600VAC 10A 30MM, K

Datasheet

Non-Stocked Lead-Time 4 Weeks

$112.72

$108.40

$105.31

$99.48

View

Min.: 1
Mult.: 1

Sockets & Adapters TR 15A SINGLE OUTLET COMM BK

SQR42100BK
Square D
1: $8.41
Non-Stocked Lead-Time 4 Weeks

Mfr. Part #
SQR42100BK

Mouser Part #
996-SQR42100BK

Square D

Sockets & Adapters TR 15A SINGLE OUTLET COMM BK

Learn More

Datasheet

Non-Stocked Lead-Time 4 Weeks

$8.41

Min.: 1
Mult.: 1

Sockets & Adapters WR_TR GFCI 20A RECEPTACLE COMM WH

SQR51203WH
Square D
1: $61.57
Non-Stocked Lead-Time 2 Weeks

Mfr. Part #
SQR51203WH

Mouser Part #
996-SQR51203WH

Square D

Sockets & Adapters WR_TR GFCI 20A RECEPTACLE COMM WH

Learn More

Datasheet

Non-Stocked Lead-Time 2 Weeks

$61.57

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits CONTROL STATION 600VAC 5A

9001BOC358
Square D
1: $143.91
Non-Stocked

Mfr. Part #
9001BOC358

Mouser Part #
996-9001BOC358

Square D

Switch Contact Blocks / Switch Kits CONTROL STATION 600VAC 5A

Learn More

Datasheet

Non-Stocked

$143.91

$126.98

$123.02

$115.08

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits CONTROL STATION 600VAC 5A

9001BOC361
Square D
1: $155.52
Non-Stocked

Mfr. Part #
9001BOC361

Mouser Part #
996-9001BOC361

Square D

Switch Contact Blocks / Switch Kits CONTROL STATION 600VAC 5A

Learn More

Datasheet

Non-Stocked

$155.52

$155.00

$149.62

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits CONTROL STATION 600VAC 5A

9001BOC362
Square D
1: $155.52
Non-Stocked

Mfr. Part #
9001BOC362

Mouser Part #
996-9001BOC362

Square D

Switch Contact Blocks / Switch Kits CONTROL STATION 600VAC 5A

Learn More

Datasheet

Non-Stocked

$155.52

$155.00

$149.62

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits CONTROL STATION 600VAC 5A

9001BOC368
Square D
1: $129.60
Non-Stocked

Mfr. Part #
9001BOC368

Mouser Part #
996-9001BOC368

Square D

Switch Contact Blocks / Switch Kits CONTROL STATION 600VAC 5A

Learn More

Datasheet

Non-Stocked

$129.60

$125.68

$121.91

$118.74

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits PSH BTTN CONTACT 600VAC 10A 30MM, K

9001KA12
Square D
1: $56.52
Non-Stocked

Mfr. Part #
9001KA12

Mouser Part #
996-9001KA12

Square D

Switch Contact Blocks / Switch Kits PSH BTTN CONTACT 600VAC 10A 30MM, K

Datasheet

Non-Stocked

$56.52

$55.94

$53.52

$50.93

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits PSH BTTN CONTACT 600VAC 10A 30MM, K

9001KA13
Square D
1: $55.51
Non-Stocked

Mfr. Part #
9001KA13

Mouser Part #
996-9001KA13

Square D

Switch Contact Blocks / Switch Kits PSH BTTN CONTACT 600VAC 10A 30MM, K

Datasheet

Non-Stocked

$55.51

$55.50

$53.16

$50.56

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits 30MM CONTACT BLOCK WITH ADAPTOR

9001KA1TAD1
Square D
1: $77.44
Non-Stocked

Mfr. Part #
9001KA1TAD1

Mouser Part #
996-9001KA1TAD1

Square D

Switch Contact Blocks / Switch Kits 30MM CONTACT BLOCK WITH ADAPTOR

Datasheet

Non-Stocked

$77.44

$72.24

$70.37

$69.03

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits PSH BTTN CONTACT 600VAC 10A 30MM, K

9001KA21
Square D
1: $65.82
Non-Stocked

Mfr. Part #
9001KA21

Mouser Part #
996-9001KA21

Square D

Switch Contact Blocks / Switch Kits PSH BTTN CONTACT 600VAC 10A 30MM, K

Datasheet

Non-Stocked

$65.82

$65.39

$62.91

$59.83

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits PSH BTTN CONTACT 600VAC 10A 30MM, K

9001KA23
Square D
1: $51.21
Non-Stocked

Mfr. Part #
9001KA23

Mouser Part #
996-9001KA23

Square D

Switch Contact Blocks / Switch Kits PSH BTTN CONTACT 600VAC 10A 30MM, K

Datasheet

Non-Stocked

$51.21

$50.69

$48.50

$46.15

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits 30MM CONTACT BLOCK 1N/C LOGIC REED

9001KA43
Square D
1: $62.78
Non-Stocked

Mfr. Part #
9001KA43

Mouser Part #
996-9001KA43

Square D

Switch Contact Blocks / Switch Kits 30MM CONTACT BLOCK 1N/C LOGIC REED

Datasheet

Non-Stocked

$62.78

$60.96

$57.83

$56.30

View

Min.: 1
Mult.: 1

Square D Engineering Development Tools

Types of Engineering Development Tools

Mouser Electronics®

Company

Resources

Support