Product Model

243-721

In Stock
Last updated: 2025/4/17
wago 243-721

Selling Points

  • 1Quick and easy PCB replacement without disrupting looped-through potentials.
  • 2Push-in termination of solid conductors up to 18 AWG.
  • 3Four entries for power supply and potential distribution.
  • 4Compatible with all conductor types, including copper solid conductors.
  • 5RoHS compliant and UL listed for safety and reliability.
Product Details
243-721
wago

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Variants:
Other pole numbers
Clamping units
4
Total number of potentials
1
Number of connection types
1
Number of levels
1
Pin spacing
5.75?mm?/ 0.226?inches
Width
5.75?mm?/ 0.226?inches
Height
10?mm?/ 0.394?inches
Depth
10.5?mm?/ 0.413?inches
Solder pin length
4.5mm
Solder pin diameter
1mm
Drilled hole diameter with tolerance
1.2(-0.05 … +0.05)mm
Contact type (pluggable connector)
Female connector/socket
Connector (connection type)
for PCB
Mating direction to the PCB
90°
Note (material data)
Information on material specifications can be found here
Color
gray
Material group
I
Insulation material (main housing)
Polyamide (PA66)
Flammability class per UL94
V0
Clamping spring material
Copper alloy
Contact material
Electrolytic copper (ECu)
Contact plating
Tin
Fire load
0.012MJ
Weight
0.8g
Limit temperature range
-60 … +105?°C
Continuous operating temperature
-60?°C
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?pcs
Packaging type
box
Country of origin
DE
GTIN
4044918440912
Customs tariff number
8536904000
RoHS Compliance Status
Compliant,No Exemption
Ratings per
IEC/EN 60664-1
Rated voltage (III / 3)
250V
Rated impulse voltage (III / 3)
4kV
Rated voltage (III/2)
320V
Rated surge voltage (III/2)
4kV
Nominal voltage (II/2)
630V
Rated surge voltage (II/2)
4kV
Rated current
6A
Legend (ratings)
(III / 2) ? Overvoltage category III / Pollution degree 2
Approvals per
CSA
Rated voltage UL (Use Group B)
150V
Rated current UL (Use Group B)
7A
Rated voltage UL (Use Group D)
150V
Rated current UL (Use Group D)
7A
Rated voltage CSA (Use Group B)
150V
Rated current CSA (Use Group B)
7A
Rated voltage CSA (Use Group D)
150V
Rated current CSA (Use Group D)
7A
Connection technology
PUSH WIRE?
Connectable conductor materials
Copper
Solid conductor
22 … 18?AWG
Conductor diameter
0.5 … 1?mm?/ 24 … 18?AWG
Strip length
5 … 6?mm?/ 0.2 … 0.24?inches
Conductor connection direction to PCB
Number of poles
1

Specifications may be subject to change without notice