221-503

Product ID:43495
Updated: 2026/7/13
wago 221-503

Key Features

  • 1Suitable for both rail and screw mounting.
  • 2Made from durable polyamide (PA66) for reliable performance.
  • 3Measures 52.8 mm in depth and 23.7 mm in width.
  • 4Simple screw mounting ensures quick and secure installation.
  • 5RoHS compliant and no SVHC (23-Jan-2024).

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Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Width
23.7?mm?/ 0.933?inches
Height from the surface
16.9 mm / 0.665 inches
Depth
52.8?mm?/ 2.079?inches
Mounting type
Screw mount
Suitable
for 3-wire connectors (4 mm2)
Note (material data)
Information on material specifications can be found here
Color
white
Material group
I
Insulation material (main housing)
Polyamide (PA66)
Flammability class per UL94
V0
Weight
3.6g
eCl@ss 10.0
27-14-11-92
eCl@ss 9.0
27-14-11-92
ETIM 9.0
EC002848
ETIM 8.0
EC002848
ECCN
NO US CLASSIFICATION
PU (SPU)
50?(10)?pcs
Packaging type
box
Country of origin
CN
GTIN
4055143640794
Customs tariff number
3926909985
RoHS Compliance Status
Compliant,No Exemption

Specifications may be subject to change without notice

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