21

Clamp terminal
Description
Series 21 clamp terminals are made from brass and subjected to a nickel-plating process. The jumper has a mechanical clamping system with galvanized stainless steel screws in two-bolt or four-bolt versions. These clamp terminals are also available with bent jumper.
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Common features in table.

Features
Details by type in expandable section below.
  • Technical information
  • Material composition and treatments
  • Classification and data ordering
  • Certifications
Minimum operating temperature
-58   °F
Maximum operating temperature
302   °F
Number of holes on the palm
1
Geometry of the clamping element
Hexagonal wrench
Surface treatment
nickel plating
Conductor body material
brass
Clamping element material
Galvanized steel
Customs code
85369010
ROHS compliant
Yes

drwr-dim
21
Technical information Weight and dimensions Logistic
tipo Number of clamping elements Torque of the clamping element [nm] Screw pitch Range of cable cross section [awg/kcmil] B [in] N [in] M [in] B [in] L [in] Conductor housing range [in] B [in] Unit in minimal packaging [pce] Unit in standard packaging [pce]
2155 2 3 M8 6 AWG 0.71 0.35 0.49 0.2 1.54 0.18 0.71 100 100
2156 2 3 M8 4 AWG 0.77 0.38 0.51 0.2 1.69 0.24 0.77 50 150
2157 2 3 M12 2 AWG 0.91 0.45 0.59 0.2 1.93 0.28 0.91 50 100
2158 4 5 M12 1 AWG 0.93 0.46 0.63 0.24 2.24 0.31 0.93 25 50
2160 4 5 M12 1.1 0.55 0.79 0.24 2.56 0.39 1.1 25 25
2161 4 5 M12 1.22 0.61 0.67 0.24 2.6 0.51 1.22 25 25
2162 4 10 M15 1.3 0.65 0.71 0.28 2.8 0.55 1.3 25 25
2163 4 10 M14 300 kcmil 1.34 0.67 0.77 0.28 2.95 0.63 1.34 25 25
2164 4 10 M15 1.42 0.71 0.83 0.28 3.07 0.63 1.42 25 25
2171 2 3 M10 6 AWG 0.71 0.35 0.49 0.2 1.54 0.18 0.71 100 100
2172 2 3 M10 4 AWG 0.77 0.38 0.51 0.2 1.69 0.24 0.77 100 100
2173 2 3 M14 2 AWG 0.91 0.45 0.59 0.2 1.93 0.28 0.91 50 50
2174 2 5 M14 1 AWG 0.98 0.49 0.67 0.2 2.2 0.31 0.98 50 50
2176 4 5 M16 1.1 0.55 0.79 0.24 2.56 0.39 1.1 25 25
2155
Number of clamping elements 2
Torque of the clamping element [nm] 3
Screw pitch M8
Range of cable cross section [awg/kcmil] 6 AWG
B [in] 0.71
N [in] 0.35
M [in] 0.49
B [in] 0.2
L [in] 1.54
Conductor housing range [in] 0.18
B [in] 0.71
Unit in minimal packaging [pce] 100
Unit in standard packaging [pce] 100
2156
Number of clamping elements 2
Torque of the clamping element [nm] 3
Screw pitch M8
Range of cable cross section [awg/kcmil] 4 AWG
B [in] 0.77
N [in] 0.38
M [in] 0.51
B [in] 0.2
L [in] 1.69
Conductor housing range [in] 0.24
B [in] 0.77
Unit in minimal packaging [pce] 50
Unit in standard packaging [pce] 150
2157
Number of clamping elements 2
Torque of the clamping element [nm] 3
Screw pitch M12
Range of cable cross section [awg/kcmil] 2 AWG
B [in] 0.91
N [in] 0.45
M [in] 0.59
B [in] 0.2
L [in] 1.93
Conductor housing range [in] 0.28
B [in] 0.91
Unit in minimal packaging [pce] 50
Unit in standard packaging [pce] 100
2158
Number of clamping elements 4
Torque of the clamping element [nm] 5
Screw pitch M12
Range of cable cross section [awg/kcmil] 1 AWG
B [in] 0.93
N [in] 0.46
M [in] 0.63
B [in] 0.24
L [in] 2.24
Conductor housing range [in] 0.31
B [in] 0.93
Unit in minimal packaging [pce] 25
Unit in standard packaging [pce] 50
2160
Number of clamping elements 4
Torque of the clamping element [nm] 5
Screw pitch M12
Range of cable cross section [awg/kcmil] –
B [in] 1.1
N [in] 0.55
M [in] 0.79
B [in] 0.24
L [in] 2.56
Conductor housing range [in] 0.39
B [in] 1.1
Unit in minimal packaging [pce] 25
Unit in standard packaging [pce] 25
2161
Number of clamping elements 4
Torque of the clamping element [nm] 5
Screw pitch M12
Range of cable cross section [awg/kcmil] –
B [in] 1.22
N [in] 0.61
M [in] 0.67
B [in] 0.24
L [in] 2.6
Conductor housing range [in] 0.51
B [in] 1.22
Unit in minimal packaging [pce] 25
Unit in standard packaging [pce] 25
2162
Number of clamping elements 4
Torque of the clamping element [nm] 10
Screw pitch M15
Range of cable cross section [awg/kcmil] –
B [in] 1.3
N [in] 0.65
M [in] 0.71
B [in] 0.28
L [in] 2.8
Conductor housing range [in] 0.55
B [in] 1.3
Unit in minimal packaging [pce] 25
Unit in standard packaging [pce] 25
2163
Number of clamping elements 4
Torque of the clamping element [nm] 10
Screw pitch M14
Range of cable cross section [awg/kcmil] 300 kcmil
B [in] 1.34
N [in] 0.67
M [in] 0.77
B [in] 0.28
L [in] 2.95
Conductor housing range [in] 0.63
B [in] 1.34
Unit in minimal packaging [pce] 25
Unit in standard packaging [pce] 25
2164
Number of clamping elements 4
Torque of the clamping element [nm] 10
Screw pitch M15
Range of cable cross section [awg/kcmil] –
B [in] 1.42
N [in] 0.71
M [in] 0.83
B [in] 0.28
L [in] 3.07
Conductor housing range [in] 0.63
B [in] 1.42
Unit in minimal packaging [pce] 25
Unit in standard packaging [pce] 25
2171
Number of clamping elements 2
Torque of the clamping element [nm] 3
Screw pitch M10
Range of cable cross section [awg/kcmil] 6 AWG
B [in] 0.71
N [in] 0.35
M [in] 0.49
B [in] 0.2
L [in] 1.54
Conductor housing range [in] 0.18
B [in] 0.71
Unit in minimal packaging [pce] 100
Unit in standard packaging [pce] 100
2172
Number of clamping elements 2
Torque of the clamping element [nm] 3
Screw pitch M10
Range of cable cross section [awg/kcmil] 4 AWG
B [in] 0.77
N [in] 0.38
M [in] 0.51
B [in] 0.2
L [in] 1.69
Conductor housing range [in] 0.24
B [in] 0.77
Unit in minimal packaging [pce] 100
Unit in standard packaging [pce] 100
2173
Number of clamping elements 2
Torque of the clamping element [nm] 3
Screw pitch M14
Range of cable cross section [awg/kcmil] 2 AWG
B [in] 0.91
N [in] 0.45
M [in] 0.59
B [in] 0.2
L [in] 1.93
Conductor housing range [in] 0.28
B [in] 0.91
Unit in minimal packaging [pce] 50
Unit in standard packaging [pce] 50
2174
Number of clamping elements 2
Torque of the clamping element [nm] 5
Screw pitch M14
Range of cable cross section [awg/kcmil] 1 AWG
B [in] 0.98
N [in] 0.49
M [in] 0.67
B [in] 0.2
L [in] 2.2
Conductor housing range [in] 0.31
B [in] 0.98
Unit in minimal packaging [pce] 50
Unit in standard packaging [pce] 50
2176
Number of clamping elements 4
Torque of the clamping element [nm] 5
Screw pitch M16
Range of cable cross section [awg/kcmil] –
B [in] 1.1
N [in] 0.55
M [in] 0.79
B [in] 0.24
L [in] 2.56
Conductor housing range [in] 0.39
B [in] 1.1
Unit in minimal packaging [pce] 25
Unit in standard packaging [pce] 25

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