1182L18

Overview

The Hammond Manufacturing 1182L18 is a toroidal power transformer with an 80 VA maximum power rating. It features dual primary windings supporting 117V and 234V input voltages. The secondary configuration offers parallel operation at 18V with 4.44A current or series operation at 36V with 2.22A current. Designed for chassis mounting, it utilizes wire lead termination. The unit measures 88.90mm in diameter and 38.10mm in height, weighing approximately 952.5 grams. It provides 4000Vrms isolation voltage and operates at 50 Hz/60 Hz frequencies.

Feature Summary

• Toroidal core design ensures low stray magnetic flux leakage and reduced electromagnetic interference.
• Dual primary winding capability allows flexible connection to standard 117V or 234V AC power lines.
• Versatile secondary output supports both parallel and series configurations for varied voltage and current requirements.
• Chassis mount construction with wire leads facilitates secure installation in industrial control enclosures.

Applications

• Industrial control systems requiring isolated power supplies
• Electronic equipment needing low electromagnetic interference
• Power distribution units utilizing toroidal transformer technology
• Chassis-mounted applications demanding high efficiency

Procurement Notes

Verify the specific part number 1182L18 against official Hammond Manufacturing documentation to confirm electrical ratings and physical dimensions. Ensure compatibility with the intended chassis mounting space and wiring requirements. Confirm RoHS compliance status if required by project specifications. Cross-reference datasheet details for insulation class and operating temperature range before finalizing procurement decisions.

Selection Notes

Select this model when an 80 VA toroidal transformer is needed for chassis mounting. Choose the 1182L18 for applications requiring dual primary voltage options (117V/234V). Opt for this variant if the system demands a secondary output of 18V at 4.44A in parallel or 36V at 2.22A in series. Consider the physical dimensions and weight constraints during mechanical design integration.

Part Context

The 1182L18 belongs to the Hammond 1182 series of toroidal power transformers. This series is characterized by low profile designs, high efficiency, and minimal electromagnetic interference due to the core geometry. The series offers a wide range of power ratings and voltage configurations suitable for general industrial and commercial power supply applications.

Replacement Considerations

Consult Hammond Manufacturing's official cross-reference guides for verified substitute part numbers within the 1182 series. Ensure any replacement matches the 80 VA rating, dual primary voltage support, and specific secondary voltage/current configurations. Verify that physical dimensions and mounting styles remain compatible with existing chassis layouts.