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Control Cabinet Components

Miniature Circuit Breakers with DB9 connector Supplier

Sourcing Miniature Circuit Breakers? These panel-build and protection devices are offered through authorized and traceable channels for B2B buyers. This variant highlights DB9 termination — pin assignment, mating style, and cable construction.

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Overview

As part of the Control Cabinet Components family, Miniature Circuit Breakers are supplied with the verification a maintenance or engineering team expects: confirmed ratings, correct interfaces, and protective packaging.

DB9 termination

With DB9 termination, pin assignment and mating style have to match the device exactly. We confirm coding, pin count, and cable construction so Miniature Circuit Breakers land correctly the first time.

Sourcing and lead time

Typical availability runs stock to 4 weeks depending on the item and quantity. Stocked references ship quickly; larger or legacy requirements are scheduled and confirmed in the quote.

How to specify

Provide the controller or machine context, the electrical ratings, and the connector or protocol needed. We verify fit against the specification and quote to your quantity.

At a glance
Rated currentSpecified per model
Rated voltage300/500 V
Poles/contacts4-pole
MountingDIN rail (35 mm)
Connection typeDB9
Breaking capacity6 kA
StandardIEC 60947-2
Operating temperature-25 C to +70 C
ComplianceIEC 60947, UL 508
Lead timestock to 4 weeks

Representative values for selection guidance; exact specifications are confirmed per model in the quote. No price or stock claim is made.

Frequently asked questions

What connector do these Miniature Circuit Breakers use?
This variant terminates in DB9. We confirm coding, pin count, and mating style against your device before shipment.
How do I confirm the right Miniature Circuit Breakers for my system?
Send the existing model code or label photo, the panel voltage, and the interface in use. We verify fit against the specification and confirm before quoting.
Can you supply Miniature Circuit Breakers for a line-down situation?
Yes. Provide the part details and we prioritize availability; lead time for stocked references is typically the short end of stock to 4 weeks.
Are Miniature Circuit Breakers new or refurbished?
Both are available depending on the item. Each quote states the condition — new, new old stock, refurbished and tested, or a compatible replacement — explicitly.

References

More Control Cabinet Components

All Control Cabinet Components →Terminal BlocksWire DuctsPower SuppliesControl SwitchesFerrulesCable Glands

By application

Miniature Circuit Breakers for Assembly LinesMiniature Circuit Breakers for Quarry EquipmentMiniature Circuit Breakers for Textile MachineryMiniature Circuit Breakers for Injection Molding Machines

By compatibility

Compatible with KeyenceCompatible with AutonicsCompatible with DanfossCompatible with Allen Bradley

By interface

DeviceNetProfinetRS485M8 4 Pin connectorM12 5 Pin connectorDB9 connector

Build it from parts

The board-level components and subsystems behind these products:

Browse electronic components →Reference assemblies →