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Model No: TAA235BT1
Elevator Transformer TAA235BT1 for OTIS
The Otis TAA235BT1 elevator transformer is a multi-tap control power transformer designed for elevator controller cabinets and safety circuits. It converts primary main supply voltages into dedicated secondary voltages to power safety loops, relays, and auxiliary control circuits. Please verify your primary input voltage, secondary voltage taps, and mounting dimensions before ordering.
Quantity :
Specifications
Property | Value |
|---|---|
Brand | OTIS |
Part Number | TAA235BT1 |
Common Name | Control Transformer / Control Cabinet Power Transformer |
Product Type | Elevator Multi-Tap Power Transformer |
Primary Voltage (Input) | 400V / 415V AC (50/60 Hz) |
Secondary Voltage (Output) | Multi-Tap Outputs (23V / 110V / 255V / 20V / 69V AC) |
Application | Controller Safety Circuits, Relays & Auxiliary Power |
Similar Models | TAA235BM1, TAA235BV1, TAA237AF2, etc. |
Global Shipping | Express Delivery (DHL/FedEx/UPS/TNT) |
Why Source from POTENSI
- Precise Winding & Tap Verification: POTENSI supplies verified TAA235BT1 transformers matching the exact multi-tap secondary output configuration and mounting footprint required for direct field replacement.
- Rigorous Electrical Testing: Every transformer undergoes dielectric insulation tests, open-circuit voltage verification, and terminal screw torque checks prior to dispatch.
- Professional Elevator Parts Supply: We support elevator maintenance contractors, modernization teams, and parts distributors worldwide with model-verified electronic components and dependable logistics.
Logistics and After-Sales
- Protective Packaging: The transformer is secured with reinforced moisture barrier wrapping and shock-absorbing foam cushioning to protect core laminations and copper winding terminals in transit.
- Reliable Delivery: POTENSI coordinates with international courier services (DHL, FedEx, UPS, TNT) to provide prompt, trackable worldwide door-to-door delivery.
- Product Verification Support: If the delivered unit exhibits any variance in part number, tap voltage ratings, or mounting hole centers, POTENSI provides prompt technical follow-up and resolution for your elevator transformer TAA235BT1 for OTIS.



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