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Hammond Manufacturing 166J20 Datasheet & Stock

The Hammond 166J20 is a versatile, economical single primary transformer suitable for a wide range of low voltage filament applications. Its open style, channel bracket, and two-hole chassis mount design make it easy to integrate into various systems. The transformer's dual bobbin construction eliminates the need for electrostatic shielding, contributing to its efficiency and reliability. It is constructed with Class B insulation (130 degrees C) and is UL listed as a Class A (105 degree C) design, ensuring robust performance and safety. The transformer undergoes a hi-pot test of 2,000V RMS and is CSA certified, further validating its quality and compliance with industry standards.

Authorized Distributors
Source:Newark
Part No:166J20
Stock:26
Inv Date:06-11-2026
Price: Unit price: $21.23
Buy/RFQ:
Source:DigiKey
Part No:166J20
Stock:1
Inv Date:06-11-2026
Price: Unit price: $25.94
Buy/RFQ:
Part No:166J20
Stock:1
Inv Date:06-12-2026
Price: Unit price: $20.61
Buy/RFQ:
Part No:166J20
Stock:0
Inv Date:06-11-2026
Price: Unit price: $20.61
Buy/RFQ:
Part No:166J20
Stock:1
Inv Date:06-11-2026
Price: Unit price: $32.62
Buy/RFQ:
Part No:166J20
Stock:1
Inv Date:06-11-2026
Price: Unit price: $32.62
Buy/RFQ:
Part No:166J20
Stock:17
Inv Date:06-11-2026
Price: Unit price: $20.88
Buy/RFQ:

Frequently Asked Questions

Where can I buy Hammond Manufacturing 166J20?

You can click on the BUY or RFQ button to purchase 166J20 from an authorized Hammond Manufacturing distributor.

How do I troubleshoot issues or seek technical support for part 166J20?

You can download the 166J20 datasheet or visit the Hammond Manufacturing website for support.

Who is the manufacturer of 166J20?

Hammond Manufacturing

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