3WT8121-8UA74-5AB1

Product ID:159879
Updated: 2026/4/24
Siemens 3WT8121-8UA74-5AB1

Key Features

  • 1Handle up to 1250A current with a 66kA breaking capacity. 2、Ensure safe operation via a mechanical lockout device. 3、Provide precise overload protection with the ETU37WT release. 4、Operate flexibly with motorized or manual mechanisms. 5、Prevent unauthorized switching with enhanced safety shutters.
Product Details
3WT8121-8UA74-5AB1
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Packaging Quantity
1
Quantity Unit
1 Piece
Package size unit of measure
MM
Packaging Dimension
150,00 x 200,00 x 30,00
Net Weight (kg)
0,037 Kg
Estimated dispatch time (Working Days)
20 Day/Days
Export Control Regulations
AL : N / ECCN : N
Notes
Please enter text for every Y option (using the Configurator).
Product Lifecycle (PLM)
PM300:Active Product
Product family
Actuators and indicators, 22 mm, round, plastic, black
Product Description
Indicator lights, 22 mm, round, plastic, red, lens, smooth, with holder, LED module, with integrated LED 230 V AC, screw terminal, with laser labeling, inscription or symbol Customer-specific selection with SIRIUS ACT configurator (CIN)
Article Number (Market Facing Number)
3SU1106-6AA20-1AA0-Z Y19

Specifications may be subject to change without notice