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- 25 C Engineering Development Tools

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Part #

Switch Contact Blocks / Switch Kits 1NO,1NC Momentary

1.20.123.021/0000
RAFI
1: $19.15
40In Stock

Mfr. Part No.
1.20.123.021/0000

Mouser Part No
611-1.20.123.0210000

RAFI

Switch Contact Blocks / Switch Kits 1NO,1NC Momentary

Datasheet

40In Stock

$19.15

$17.18

$16.43

$15.68

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Ag 1NC+1NO

1.20.122.001/0000
RAFI
1: $22.61
38In Stock

Mfr. Part No.
1.20.122.001/0000

Mouser Part No
611-1.20122.0010000

RAFI

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Ag 1NC+1NO

Datasheet

38In Stock

$22.61

$19.88

$19.87

$18.33

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Ag 2NO

1.20.122.002/0000
RAFI
1: $22.99
4In Stock
20Expected 09/10/2026

Mfr. Part No.
1.20.122.002/0000

Mouser Part No
611-1.20122.0020000

RAFI

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Ag 2NO

Datasheet

4In Stock

20Expected 09/10/2026

$22.99

$19.49

$19.48

$19.35

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Ag 1NC+1NO

1.20.122.041/0000
RAFI
1: $22.61
5In Stock

Mfr. Part No.
1.20.122.041/0000

Mouser Part No
611-1.20122.0410000

RAFI

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Ag 1NC+1NO

Datasheet

5In Stock

$22.61

$19.88

$19.28

$18.95

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Ag 2NO

1.20.122.042/0000
RAFI
1: $21.13
33In Stock

Mfr. Part No.
1.20.122.042/0000

Mouser Part No
611-1.20122.0420000

RAFI

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Ag 2NO

Datasheet

33In Stock

$21.13

$19.88

$19.48

$18.91

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits RAFIX FS QC switch element Ag 2NC

1.20.126.704/9000
RAFI
1: $24.63
17In Stock

Mfr. Part No.
1.20.126.704/9000

Mouser Part No
611-1.20126.7049000

RAFI

Switch Contact Blocks / Switch Kits RAFIX FS QC switch element Ag 2NC

Datasheet

17In Stock

$24.63

$20.53

$19.11

$18.62

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Au 2NC

1.20.122.033/0000
RAFI
1: $28.58
9In Stock

Mfr. Part No.
1.20.122.033/0000

Mouser Part No
611-120.122.033/0000

RAFI

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Au 2NC

Datasheet

9In Stock

$28.58

$23.12

$22.10

$21.53

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Au 1NC+1NO

1.20.122.051/0000
RAFI
1: $39.60
17In Stock

Mfr. Part No.
1.20.122.051/0000

Mouser Part No
611-120.122.051/0000

RAFI

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Au 1NC+1NO

Datasheet

17In Stock

$39.60

$33.00

$30.56

$29.21

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Ag 2NC

1.20.123.004/0000
RAFI
1: $27.30
7In Stock

Mfr. Part No.
1.20.123.004/0000

Mouser Part No
611-120.123.004/0000

RAFI

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Ag 2NC

Datasheet

7In Stock

$27.30

$19.64

$19.57

$18.95

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Au 1NC+1NO

1.20.123.011/0000
RAFI
1: $36.05
12In Stock

Mfr. Part No.
1.20.123.011/0000

Mouser Part No
611-120.123.011/0000

RAFI

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Au 1NC+1NO

Datasheet

12In Stock

$36.05

$31.68

$30.39

$29.29

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Ag 1NO

1.20.123.023/0000
RAFI
1: $15.96
53In Stock

Mfr. Part No.
1.20.123.023/0000

Mouser Part No
611-120.123.023/0000

RAFI

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Ag 1NO

Datasheet

53In Stock

$15.96

$13.78

$13.15

$12.47

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits CONTACT BLOCK MOM 2NC

1.20.122.003/0000
RAFI
1: $21.52
5In Stock

Mfr. Part No.
1.20.122.003/0000

Mouser Part No
611-1201220030000

RAFI

Switch Contact Blocks / Switch Kits CONTACT BLOCK MOM 2NC

5In Stock

$21.52

$19.44

$18.70

$18.48

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Ag 2NO

1.20.123.005/0000
RAFI
1: $21.73
11In Stock

Mfr. Part No.
1.20.123.005/0000

Mouser Part No
611-1201230050000

RAFI

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Ag 2NO

Datasheet

11In Stock

$21.73

$19.49

$18.89

$18.61

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Au 2NC

1.20.123.014/0000
RAFI
1: $39.20
12In Stock

Mfr. Part No.
1.20.123.014/0000

Mouser Part No
611-1201230140000

RAFI

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Au 2NC

Datasheet

12In Stock

$39.20

$34.19

$31.02

$30.22

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Ag 2NO

1.20.123.025/0000
RAFI
1: $16.60
10In Stock
40Expected 08/12/2026

Mfr. Part No.
1.20.123.025/0000

Mouser Part No
611-1201230250000

RAFI

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Ag 2NO

Datasheet

10In Stock

40Expected 08/12/2026

$16.60

$14.47

$14.07

$13.59

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Au 1NC

1.20.123.032/0000
RAFI
1: $22.89
40In Stock

Mfr. Part No.
1.20.123.032/0000

Mouser Part No
611-1201230320000

RAFI

Switch Contact Blocks / Switch Kits RAFIX 16 Switch element Au 1NC

Datasheet

40In Stock

$22.89

$18.89

$18.06

$16.97

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits RAFIX 22 QR Switch element w. coupling

1.20.124.017/0000
RAFI
1: $37.72
10In Stock

Mfr. Part No.
1.20.124.017/0000

Mouser Part No
611-1201240170000

RAFI

Switch Contact Blocks / Switch Kits RAFIX 22 QR Switch element w. coupling

Datasheet

10In Stock

$37.72

$29.33

$27.69

$25.14

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits CONTACT BLOCK, 1NO W/CAGE CLAMP FRNT PLT

3SU14001AA103BA0
Siemens
1: $26.55
100On Order

Mfr. Part No.
3SU14001AA103BA0

Mouser Part No
982-3SU14001AA103BA0

Siemens

Switch Contact Blocks / Switch Kits CONTACT BLOCK, 1NO W/CAGE CLAMP FRNT PLT

Learn More

Datasheet

100On Order

$26.55

$23.48

$22.26

$21.03

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits CONTACT BLOCK, 1NC W/CAGE CLAMP FRNT PLT

3SU14001AA103CA0
Siemens
1: $28.38
100Expected 15/10/2026

Mfr. Part No.
3SU14001AA103CA0

Mouser Part No
982-3SU14001AA103CA0

Siemens

Switch Contact Blocks / Switch Kits CONTACT BLOCK, 1NC W/CAGE CLAMP FRNT PLT

Learn More

Datasheet

100Expected 15/10/2026

$28.38

$24.51

$23.11

$21.03

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits HOLDER, 3 MODULES, UNIVERSAL

3SU15500AA100AA0
Siemens
1: $11.89
855On Order

Mfr. Part No.
3SU15500AA100AA0

Mouser Part No
982-3SU15500AA100AA0

Siemens

Switch Contact Blocks / Switch Kits HOLDER, 3 MODULES, UNIVERSAL

Learn More

Datasheet

855On Order

$11.89

$11.18

$10.75

$10.37

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits 1 N/C CONT FOR RING TONGUE TERMINALS

ZBE1029
Schneider Electric
1: $13.87
739On Order

Mfr. Part No.
ZBE1029

Mouser Part No
996-ZBE1029

Schneider Electric

Switch Contact Blocks / Switch Kits 1 N/C CONT FOR RING TONGUE TERMINALS

Datasheet

739On Order

$13.87

$12.80

$12.44

$12.13

Min.: 1
Mult.: 1

Current Sensor Development Tools Gravity: Analog AC Current Sensor (5A)

SEN0287
DFRobot
1: $19.90
5Expected 15/09/2026

Mfr. Part No.
SEN0287

Mouser Part No
426-SEN0287

DFRobot

Current Sensor Development Tools Gravity: Analog AC Current Sensor (5A)

5Expected 15/09/2026

$19.90

Min.: 1
Mult.: 1

Current Sensor Development Tools Gravity: Analog AC Current Sensor (10A)

SEN0288
DFRobot
1: $19.90
5Expected 15/09/2026

Mfr. Part No.
SEN0288

Mouser Part No
426-SEN0288

DFRobot

Current Sensor Development Tools Gravity: Analog AC Current Sensor (10A)

5Expected 15/09/2026

$19.90

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits LIMIT SWITCH BLOCK,1NO+1NC,SNAP ACTION

3SE50000CA00
Siemens
1: $67.69
10Expected 28/10/2026

Mfr. Part No.
3SE50000CA00

Mouser Part No
982-3SE50000CA00

Siemens

Switch Contact Blocks / Switch Kits LIMIT SWITCH BLOCK,1NO+1NC,SNAP ACTION

Learn More

Datasheet

10Expected 28/10/2026

$67.69

$60.96

$59.34

$58.02

View

Min.: 1
Mult.: 1

Switch Contact Blocks / Switch Kits CONTACT BLOCK, 1NO, FOR BASE MOUNTING

3SU14002AA101BA0
Siemens
1: $23.05
30Expected 21/09/2026

Mfr. Part No.
3SU14002AA101BA0

Mouser Part No
982-3SU14002AA101BA0

Siemens

Switch Contact Blocks / Switch Kits CONTACT BLOCK, 1NO, FOR BASE MOUNTING

Learn More

Datasheet

30Expected 21/09/2026

$23.05

$20.39

$19.33

$18.26

View

Min.: 1
Mult.: 1

- 25 C Engineering Development Tools

Types of Engineering Development Tools

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ABB
Adafruit
DFRobot
EAO
Eaton
Espressif
Ezurio
FCL Components
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Kioxia
Lantronix
Mikroe
Murata
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Parallax
Phoenix Contact
RAFI
Renesas Electronics
Schneider Electric
Seeed Studio
Siemens
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