.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: 44

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: $199.27
9In Stock

Mfr. Part No.
9001KA51

Mouser Part No
996-9001KA51

Square D

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

Datasheet

9In Stock

$199.27

$199.21

$173.14

Min.: 1
Mult.: 1

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

9001KA1G
Square D
1: $48.12
21In Stock

Mfr. Part No.
9001KA1G

Mouser Part No
996-9001KA1G

Square D

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

Datasheet

21In Stock

$48.12

$48.10

$47.67

View

Min.: 1
Mult.: 1

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

9001KA3
Square D
1: $32.25
142In Stock

Mfr. Part No.
9001KA3

Mouser Part No
996-9001KA3

Square D

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

Datasheet

142In Stock

$32.25

$32.23

$31.59

$31.13

View

Min.: 1
Mult.: 1

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

9001KA3G
Square D
1: $35.97
11In Stock

Mfr. Part No.
9001KA3G

Mouser Part No
996-9001KA3G

Square D

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

Datasheet

11In Stock

$35.97

$32.90

$30.18

$28.95

View

Min.: 1
Mult.: 1

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

9001KA5
Square D
1: $24.19
9In Stock

Mfr. Part No.
9001KA5

Mouser Part No
996-9001KA5

Square D

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

Datasheet

9In Stock

$24.19

Min.: 1
Mult.: 1

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

9001KA53
Square D
1: $150.42
2In Stock

Mfr. Part No.
9001KA53

Mouser Part No
996-9001KA53

Square D

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

Datasheet

2In Stock

$150.42

$137.51

$134.16

$129.87

View

Min.: 1
Mult.: 1

Sockets & Adapters TR 15A RECEPTACLE RESI WH

SQR44101WH
Square D
1: $5.28
5In Stock

Mfr. Part No.
SQR44101WH

Mouser Part No
996-SQR44101WH

Square D

Sockets & Adapters TR 15A RECEPTACLE RESI WH

Learn More

Datasheet

5In Stock

$5.28

Min.: 1
Mult.: 1

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

SQR441U1WHW
Square D
1: $51.20
1In Stock

Mfr. Part No.
SQR441U1WHW

Mouser Part No
996-SQR441U1WHW

Square D

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

Learn More

Datasheet

1In Stock

$51.20

Min.: 1
Mult.: 1

Sockets & Adapters DATA CAT 6 RJ45 STRAP BK

SQR87601BK
Square D
1: $18.36
2In Stock

Mfr. Part No.
SQR87601BK

Mouser Part No
996-SQR87601BK

Square D

Sockets & Adapters DATA CAT 6 RJ45 STRAP BK

Learn More

Datasheet

2In Stock

$18.36

Min.: 1
Mult.: 1

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

9001KA4
Square D
1: $64.18
2Expected 3/9/2026

Mfr. Part No.
9001KA4

Mouser Part No
996-9001KA4

Square D

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

Datasheet

2Expected 3/9/2026

$64.18

$63.09

$60.15

$57.45

View

Min.: 1
Mult.: 1

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

9001KA2G
Square D
1: $32.25
Non-Stocked Lead-Time 2 Weeks

Mfr. Part No.
9001KA2G

Mouser Part No
996-9001KA2G

Square D

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

Datasheet

Non-Stocked Lead-Time 2 Weeks

$32.25

$31.48

$30.15

$28.82

View

Min.: 1
Mult.: 1

Sockets & Adapters TR 15A SINGLE OUTLET COMM BK

SQR42100BK
Square D
1: $7.94
Non-Stocked Lead-Time 4 Weeks

Mfr. Part No.
SQR42100BK

Mouser Part No
996-SQR42100BK

Square D

Sockets & Adapters TR 15A SINGLE OUTLET COMM BK

Learn More

Datasheet

Non-Stocked Lead-Time 4 Weeks

$7.94

Min.: 1
Mult.: 1

Sockets & Adapters WR_TR GFCI 20A RECEPTACLE COMM WH

SQR51203WH
Square D
1: $58.15
Non-Stocked Lead-Time 2 Weeks

Mfr. Part No.
SQR51203WH

Mouser Part No
996-SQR51203WH

Square D

Sockets & Adapters WR_TR GFCI 20A RECEPTACLE COMM WH

Learn More

Datasheet

Non-Stocked Lead-Time 2 Weeks

$58.15

Min.: 1
Mult.: 1

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

9001BOC358
Square D
1: $135.92
Non-Stocked

Mfr. Part No.
9001BOC358

Mouser Part No
996-9001BOC358

Square D

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

Learn More

Datasheet

Non-Stocked

$135.92

$119.92

$116.18

$108.69

View

Min.: 1
Mult.: 1

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

9001BOC361
Square D
1: $146.88
Non-Stocked

Mfr. Part No.
9001BOC361

Mouser Part No
996-9001BOC361

Square D

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

Learn More

Datasheet

Non-Stocked

$146.88

$146.39

$141.30

View

Min.: 1
Mult.: 1

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

9001BOC362
Square D
1: $146.88
Non-Stocked

Mfr. Part No.
9001BOC362

Mouser Part No
996-9001BOC362

Square D

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

Learn More

Datasheet

Non-Stocked

$146.88

$146.39

$141.30

View

Min.: 1
Mult.: 1

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

9001BOC368
Square D
1: $122.40
Non-Stocked

Mfr. Part No.
9001BOC368

Mouser Part No
996-9001BOC368

Square D

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

Learn More

Datasheet

Non-Stocked

$122.40

$118.70

$115.14

$112.15

View

Min.: 1
Mult.: 1

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

9001KA13
Square D
1: $52.43
Non-Stocked

Mfr. Part No.
9001KA13

Mouser Part No
996-9001KA13

Square D

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

Datasheet

Non-Stocked

$52.43

$52.41

$50.21

$47.75

View

Min.: 1
Mult.: 1

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

9001KA1TAD1
Square D
1: $73.14
Non-Stocked

Mfr. Part No.
9001KA1TAD1

Mouser Part No
996-9001KA1TAD1

Square D

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

Datasheet

Non-Stocked

$73.14

$68.23

$66.46

$65.20

View

Min.: 1
Mult.: 1

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

9001KA43
Square D
1: $59.30
Non-Stocked

Mfr. Part No.
9001KA43

Mouser Part No
996-9001KA43

Square D

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

Datasheet

Non-Stocked

$59.30

$57.57

$54.62

$53.18

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits 30MM CONTACT BLOCK 2N/O POWER REED

9001KA55
Square D
1: $198.12
Non-Stocked

Mfr. Part No.
9001KA55

Mouser Part No
996-9001KA55

Square D

Switch Contact Blocks / Switch Kits 30MM CONTACT BLOCK 2N/O POWER REED

Datasheet

Non-Stocked

$198.12

$190.63

$185.88

$179.82

View

Min.: 1
Mult.: 1

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

9001KA5G
Square D
1: $44.84
Non-Stocked

Mfr. Part No.
9001KA5G

Mouser Part No
996-9001KA5G

Square D

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

Datasheet

Non-Stocked

$44.84

$41.63

$39.52

$37.54

View

Min.: 1
Mult.: 1

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

9001KA6
Square D
1: $32.91
N/A

Mfr. Part No.
9001KA6

Mouser Part No
996-9001KA6

Square D

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

Datasheet

N/A

$32.91

$32.19

$30.91

$29.63

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits DISCONNECT SWITCH AUXILIARY CONTACT KIT

9999TC10
Square D
1: $132.60
Non-Stocked
New At Mouser

Mfr. Part No.
9999TC10

Mouser Part No
996-9999TC10

New At Mouser

Square D

Switch Contact Blocks / Switch Kits DISCONNECT SWITCH AUXILIARY CONTACT KIT

Datasheet

Non-Stocked

$132.60

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits DISCONNECT SWITCH AUXILIARY CONTACT KIT

9999TC20
Square D
1: $338.19
Non-Stocked
New At Mouser

Mfr. Part No.
9999TC20

Mouser Part No
996-9999TC20

New At Mouser

Square D

Switch Contact Blocks / Switch Kits DISCONNECT SWITCH AUXILIARY CONTACT KIT

Datasheet

Non-Stocked

$338.19

$294.09

$274.73

$269.72

Min.: 1
Mult.: 1

Square D Engineering Development Tools

Types of Engineering Development Tools

Customer Service Office

Company

Resources

Support