Siemens
Siemens 3UB81134AB2 Auxiliary Contactor
Siemens 3UB81134AB2 auxiliary contactor, 4 poles (2NO+2NC).
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12-Mo Warranty
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12-month warranty
All units tested
Same-day dispatch
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Worldwide delivery
US, EU, Asia, Middle East
Veteran-owned
CAGE: 9NK75
4-pole design
Auxiliary contacts (NO/NC)
Expands control functions
Siemens reliability
Industrial grade
Product description
The Siemens 3UB81134AB2 is an auxiliary contactor providing a 4-pole configuration with 2 normally open (NO) and 2 normally closed (NC) contacts. It serves to augment the control circuits of other electrical equipment.
This type of auxiliary contactor is essential for implementing additional control functions, safety interlocks, or status indications in industrial automation setups. It is designed for reliable operation in demanding environments.
Stanlo Automation, a veteran-owned distributor of surplus industrial automation parts, offers the Siemens 3UB81134AB2. We are dedicated to providing quality components and excellent service.
Technical specifications
| Poles | 4 |
| Contacts | 2 NO + 2 NC |
| Type | Auxiliary Contactor |
Common applications
Motor control circuits
Automation systems
Control panel design
Signaling applications
Interlocking logic
Compatible systems
Siemens control systems and contactors
Also known as
Siemens 3UB81 series contactor
3UB8113-4BB2
Replaces / compatible with
Designed to expand the signaling and control capabilities of main contactors or other control devices. Verify compatibility with your existing system.
Technical note
Expert tip
This auxiliary contactor is ideal for adding extra control logic, such as start/stop circuits or alarm signals, to existing contactor assemblies.What happens next?
1
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2
Account manager assigned
Confirms your part's spec and condition
3
Your quote delivered
Tailored to your specific requirements
Frequently asked questions
What is the contact arrangement for the Siemens 3UB81134AB2 auxiliary contactor?
The Siemens 3UB81134AB2 auxiliary contactor features a 4-pole configuration, comprising 2 normally open (NO) contacts and 2 normally closed (NC) contacts.