STC Electronic Services 12VA Transformer 12609B (Max Load 6VA per Winding)
Genuine STC Electronic Services 12VA transformer — model 12609B. This compact laminated‑core transformer is designed for low‑voltage electrical applications, offering dual 120V primary inputs and dual 12V secondary outputs. It’s ideal for voltage conversion, isolation, or powering control circuits in electronic systems.
Despite being old stock, this unit is brand new and in full working order. The reduced price simply reflects its age — not its condition. It has never been used or installed, and all terminals are clean and undamaged.
Specifications and markings
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Model: 12609B
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Primary: 0–120V / 0–120V dual input
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Secondary: 0–12V / 0–12V dual output
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Power rating: 12VA total (max 6VA per winding)
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Markings: “35 x 3/4 S” near yellow label, “11” and “15” near male terminals, “⏚” symbol on opposite side
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Core type: Laminated steel for reduced eddy current losses
Applications
- Low‑voltage power supplies
- Control panels and switching circuits
- Voltage isolation and step‑down conversion
- Bench testing and prototyping
Condition and pricing
This transformer is part of our old stock clearance. It is unused, fully functional, and has been stored in dry, secure conditions. The casing, pins and label are all intact. We’ve priced it to reflect its age — not its performance.
Choose the STC 12609B 12VA Transformer for reliable low‑voltage performance — at a clearance price that reflects age, not condition.