Siemens
Siemens 2KJ3206-1BD21-9FR1-Z 16A 400V Miniature Circuit Breaker
Siemens 2KJ3206-1BD21-9FR1-Z Miniature Circuit Breaker
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12-month warranty
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Same-day dispatch
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Worldwide delivery
US, EU, Asia, Middle East
Veteran-owned
CAGE: 9NK75
3-pole configuration
16A current rating
400V operational voltage
6kA breaking capacity
Overload and short-circuit protection
DIN rail mountable
Product description
The Siemens 2KJ3206-1BD21-9FR1-Z is a 3-pole Miniature Circuit Breaker rated for 16A and 400V. It provides essential overcurrent protection for electrical circuits.
This circuit breaker is commonly used in residential, commercial, and industrial settings for safeguarding lighting circuits, outlets, and small appliances against damage from overloads and short circuits.
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Technical specifications
| Part Number | 2KJ3206-1BD21-9FR1-Z |
| Manufacturer | Siemens |
| Type | Miniature Circuit Breaker |
| Poles | 3 |
| Current Rating | 16A |
| Voltage Rating | 400V |
| Breaking Capacity | 6kA |
Common applications
Residential Electrical Panels
Commercial Lighting Circuits
Small Appliance Protection
Industrial Control Panels
Building Automation
Retail Spaces
Office Buildings
Compatible systems
Standard DIN rail
Electrical distribution systems
Control panels
Also known as
Siemens 3-pole MCB 16A
2KJ3 Series Breaker
400V 6kA Circuit Breaker
Replaces / compatible with
This Siemens 2KJ3 series breaker serves as protection for circuits within its specified ratings. For exact replacement compatibility, please refer to Siemens technical specifications.
Technical note
Expert tip
Ensure ambient temperature does not exceed 40°C for continuous operation at the 16A rating; derate if necessary.What happens next?
1
Email confirmation
Immediate receipt acknowledgment sent to you
2
Account manager assigned
Confirms your part's spec and condition
3
Your quote delivered
Tailored to your specific requirements
Frequently asked questions
What type of protection does the Siemens 2KJ3206-1BD21-9FR1-Z offer?
The Siemens 2KJ3206-1BD21-9FR1-Z provides protection against overcurrents, which include both overloads and short circuits. It is designed to trip and disconnect the circuit when current levels exceed safe operating limits.