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WAGO
Electrical Interconnections
Pcb Interconnect
257-754
WAGO
Pcb Interconnect
257-754
Product Model
257-754
Product ID
42850
Stock on Request
Last updated: 8/29/2026
Quantity
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Key Features
1
{Point 1
Versatile Design: Stackable and easy to use.}, {Point 2: Ex-i Compatibility: Suitable for hazardous environments.}, {Point 3: High Current Capacity: 2.5 mm² conductor cross-section.}, {Point 4: Durable Construction: CAGE CLAMP technology ensures secure connections.}, {Point 5: Easy Installation: Push-button design simplifies the installation process.}
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Variants:
Other colors
Clamping units
1
Total number of potentials
1
Number of connection types
1
Number of levels
1
Pin spacing
7.5/7.62 mm / 0.295/0.3 inches
Width
10.3 mm / 0.406 inches
Height
24.4 mm / 0.961 inches
Height from the surface
20.4 mm / 0.803 inches
Depth
14.2 mm / 0.559 inches
Solder pin length
4mm
Solder pin dimensions
0.7 x 0.7 mm
Drilled hole diameter with tolerance
1.1(+0.1)mm
PCB contact
THT
Solder pin arrangement
within the terminal block (in-line)
Number of solder pins per potential
2
Note (material data)
Information on material specifications can be found here
Color
blue
Material group
I
Insulation material (main housing)
Polyamide (PA66)
Flammability class per UL94
V0
Clamping spring material
Chrome-nickel spring steel (CrNi)
Contact material
Electrolytic copper (ECu)
Contact plating
Tin
Fire load
0.025MJ
Weight
1.4g
Limit temperature range
-60 … +105 °C
Product Group
4 (Printed Circuit Connectors)
eCl@ss 10.0
27-44-04-01
eCl@ss 9.0
27-44-04-01
ETIM 9.0
EC002643
ETIM 8.0
EC002643
ECCN
NO US CLASSIFICATION
PU (SPU)
400 (100) pcs
Packaging type
box
Country of origin
PL
GTIN
4044918413664
Customs tariff number
8536904000
RoHS Compliance Status
Compliant,No Exemption
Ratings per
IEC/EN 60664-1
Rated voltage (III / 3)
400V
Rated impulse voltage (III / 3)
6kV
Rated voltage (III/2)
630V
Rated surge voltage (III/2)
6kV
Nominal voltage (II/2)
1000V
Rated surge voltage (II/2)
6kV
Rated current
24A
Legend (ratings)
(III / 2) ≙ Overvoltage category III / Pollution degree 2
Approvals per
CSA
Rated voltage UL (Use Group B)
300V
Rated current UL (Use Group B)
15A
Rated voltage UL (Use Group D)
300V
Rated current UL (Use Group D)
10A
Rated voltage CSA (Use Group B)
300V
Rated current CSA (Use Group B)
15A
Rated voltage CSA (Use Group D)
300V
Rated current CSA (Use Group D)
10A
Connection technology
CAGE CLAMP®
Actuation type
Push-button
Solid conductor
0.08 … 2.5 mm2 / 28 12 AWG
Fine-stranded conductor
0.08 … 2.5 mm2 / 28 12 AWG
Fine-stranded conductor; with insulated ferrule
0.25 1.5 mm2
Fine-stranded conductor; with uninsulated ferrule
0.25 1.5 mm2
Note (conductor cross-section)
12 AWG: THHN, THWN
Strip length
5 6 mm / 0.2 0.24 inches
Conductor connection direction to PCB
0°
Number of poles
1
Stackable PCB Terminal Block 257-754 by WAGO Corporation | INDPRT