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KGA Enclosures Ltd - Enclosures For Electronics
Tel: +44 (0)1535 636856
109 Series 2W Audio Miniature Epoxy Potted PC Board Mount
109 Series Transformers - Hammond Manufacturing Transformers

KGA Enclosures Ltd are full authorised distributors of the Hammond Manufacturing Transformers product range. Adding the Hammond Transformers range has enabled KGA Enclosures to offer a new line of products, we now carry a large range of Audio Transformers, Power Transformers, Chokes and Reactors. All Hammond Manufacturing Transformers and product accessories are available from KGA Enclosures, view the product range (Click Here) or view the product price list (Click Here). If you have any questions regarding any product offered here at KGA Enclosures Ltd please call 01535 636856 or E-Mail

What makes KGA Enclosures Ltd different from most other larger distributors is we can assist you with your full customisation services. All work is undertaken by Hammond Manufacturing Enclosures at there manufacturing facility. These services includes milling or punching of holes and slots into the enclosure. Printing and silk screening services which allows for the addition of text, logo's and graphics onto both the enclosure and end plates, which will allow the end user to easily identify the product. All customisation charges and minimum order quantities are set by Hammond Manufacturing Enclosures, KGA Enclosures do not add any other charges on. For more information or a quote simply send your technical drawings and enclosure required to where we will be happy to assist you. Click here for more information on customisation options.

Product Features:
• Perfect for audio input, line matching, isolation or output transformers.
• 2 watt (+/- 1.5 db, 300Hz. - 50 KHz).
• Epoxy potted in an attractive black moulded case, Pin type P.C. board mount (min. 0.187" length).
• In some models where no center tap is required (on secondary), pin No. 5 is omitted.
• Power level ratings are maximum at lowest frequency rating (see charts and PDF spec. sheets below).
• Power can be increased slightly at higher frequencies. See individual PDF specs. for specifics.
• Will withstand soldering for 10 sec. @ 260 degrees C, ambient temp. 85 degrees C max.
View Product Data Sheet
Contact Us For Availability
Click Part No For More Information
109 Series Transformers Product Options
Part No Nominal Impedance (Ohms) Primary Nominal Impedance (Ohms) Secondary D.C. Resistance (Ohms) Primary D.C. Resistance (Ohms) Secondary 1+ 10+ 50+ 100+ 500+
109E 600 ct 3.2 43 0.37 £26.63 £25.30 £23.97 £22.64 £21.30
109F 600 ct 150 ct 43 15 £23.50 £22.32 £21.15 £19.97 £18.80
109G 600 ct 250 ct 43 24 £23.50 £22.32 £21.15 £19.97 £18.80
109H 600 ct 600 ct 43 60 £23.50 £22.32 £21.15 £19.97 £18.80
109J 1K ct 600 ct 69 60 £23.50 £22.32 £21.15 £19.97 £18.80
109K 1.5K ct 600 ct 105 60 £23.50 £22.32 £21.15 £19.97 £18.80
109L 10K ct 3.2 700 0.37 £26.63 £25.30 £23.97 £22.64 £21.30
109N 10K ct 600 ct 700 60 £23.50 £22.32 £21.15 £19.97 £18.80
109R 10K ct 1.5K ct 700 150 £26.63 £25.30 £23.97 £22.64 £21.30
109T 10K ct 10K ct 700 1000 £23.50 £22.32 £21.15 £19.97 £18.80
For More Detailed Information Click Part Number
Hammond Manufacturing Enclosures Customisation Options
Modified Electronic Enclosures
Hammond Manufacturing Enclosures - Product Customisation Services
Almost every enclosure will need some kind of modification to be useful. In house modifications can be tedious, over complicated and a distraction from your main core business. A third party shop can add time and expense. Let us help you by delivering quality products made to your exact specifications.
Why choose Hammond to modify your enclosure
• Hammond Manufacturing offers a wide selection and massive inventory of enclosures ready to be modified.
• Typically the minimum order is 25 pieces. This can vary depending on product and services required. Please note KGA Enclosures do not add any charges.
• Hammond has an experienced enclosure modification team and two dedicated modification facilities in North America and the United Kingdom. They are knowledgeable, available and capable.
• Hammond helps eliminate scrap and design errors with approval drawings to confirm correct interpretation of your design requirements. Many orders will also include fast delivery of sample enclosures for your inspection. These steps ensure that your assembly fits perfectly before heading to the mass production stage.
Popular modifications offered:
• Holes.
• Cutouts.
• Tapping and countersinking.
• Pressed-in hardware (Studs, standoffs).
• Silk screening.
• UV printing.
• Special colours.
• Special length extrusions.
• Pre-Installed accessories.
• Available services vary by product.