Schneider Electric
Schneider Electric LUB12 TeSys U Power Base
Schneider Electric LUB12 TeSys U Power Base
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12-Mo Warranty
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Same-day dispatch
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CAGE: 9NK75
Non-reversing power base
12A thermal current
3-pole
1 NO + 1 NC auxiliary contacts
TeSys U series
High breaking capacity
Compact design
Product description
The Schneider Electric LUB12 is a non-reversing power base for the TeSys U starter controller series. It features a 3-pole configuration with a 12A thermal current rating and includes 1 normally open (NO) and 1 normally closed (NC) auxiliary contact.
This power base is designed to be combined with a control unit (LUC) to form a complete starter controller. It is suitable for 3-phase motor applications up to 5.5kW (at 400V) and is engineered for high breaking capacity and durability.
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Technical specifications
| Manufacturer | Schneider Electric |
| Part Number | LUB12 |
| Series | TeSys U |
| Poles | 3 |
| Thermal Current | 12A |
| Auxiliary Contacts | 1 NO + 1 NC |
| Control | Screw clamps |
| Voltage | 230-690V AC |
| Frequency | 40-60Hz |
| Mechanical Durability | 15,000,000 cycles |
| Dimensions | 145 x 45 x 126 mm |
| Weight | 0.9 kg |
| IP Rating | IP40 (front panel) |
Common applications
Motor control
Industrial automation
Machine control
HVAC systems
Pump control
Fan control
Compatible systems
TeSys U control units (LUC)
3-phase motors up to 5.5kW@400V
Also known as
LUB12, TeSys U power base, Schneider starter base
Replaces / compatible with
The LUB12 is a component of the TeSys U system. It requires a compatible control unit (LUC) to form a complete starter. Consult Schneider Electric documentation for compatibility with other TeSys components.
Technical note
Expert tip
This power base must be used with a compatible TeSys U control unit (LUC) to form a complete motor starter. Ensure correct pairing for proper functionality.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 is the current rating and auxiliary contact configuration of the Schneider Electric LUB12?
The Schneider Electric LUB12 is rated for 12A thermal current and features 1 normally open (NO) and 1 normally closed (NC) auxiliary contact, providing essential control functions.