KGA Enclosures Ltd
Contacting KGA Enclosures
Tel: +44 (0)1535 636856
Products to be ordered via E-Mail (No Online Shop)
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Please send all orders and enquiries to, we will respond with pricing confirmation and stock availability
1608-1650 Series Tube Output (10 - 280 Watts)
Push-Pull - Hi-Fi
Product Features
  • Designed for push-pull tube output circuits.
  • Enclosed (Shielded), 4 slot, above chassis Type "X" mounting.
  • Frequency response 30 Hz. to 30 Khz. at full rated power (+/- 1 db max. - ref. 1 Khz) minimum.
  • Insulated flexible leads 8" min.
  • Manufactured with plastic coil forms for coil support and insulation.
  • Typical applications - Push-Pull: triode, ultra-linear pentode, pentode and tetrode connected audio output.
  • Due to the unique interleaving of the windings BOTH secondary windings must be engaged to meet specifications.
1645 Series only
  • Secondary connections (Due to the unique interleaving of the windings BOTH secondary windings must be engaged to meet specifications).
  • To hook up 4/8/16 Ohm secondary loads - see schematic (do not use the white wire).
  • To hook up secondary to 70V loads, jumper black/yellow wire to the green wire. Connect load to black and white wires.
Related Products
  • For the "Ultimate" in Push-Pull output see the line of epoxy potted output transformers (1650P Series).
Product Resources
Hammond Manufacturing Transformers
KGA Enclosures Ltd are full authorised distributors of the Hammond Manufacturing Transformers product range. This entire range is available from KGA Enclosures Ltd at great competitive pricing and with full customisation options on all applicable products.

To purchase any product or for more information on any product, simply call (+44) 01535 636856 or E-Mail:, where we will be happy to assist you. Or view the related product ranges from Hammond Manufacturing, which are all available from KGA Enclosures Ltd. Including the: What makes KGA Enclosures Ltd different from most other larger distributors is that we offer full customisation services on all enclosure and accessories (where applicable). All customisation work is undertaken by the relevant supplier, (some small projects are done utilizing outside contractors) at their own manufacturing facilities. These services include milling or punching of holes and slots into the enclosure or end plates for cables, connectors, switches etc. Printing and silk screening services allow for the addition of text, logos and graphics onto both the enclosure and end plates, to allow the end user to easily identify the product as well as giving the final product a more elegant finish. For more information on customisation services, please contact us.
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1608-1650 Series - Hammond Manufacturing Transformrers at KGA Enclosures Ltd
Product Options
Part No Audio Watts (RMS) Primary Impedance (Ohms) Maximum DC Per Side Secondary Impedance (Ohms) 1+ 10+ 25+ More
1608108,000 ct100 ma.4-8-16 £50.57 £46.52 £45.51 More
16091010,000 ct100 ma.4-8-16 £49.73 £45.75 £44.76 More
1615155,000 ct100 ma.4-8-16 £54.91 £50.52 £49.42 More
1620206,600 ct158 ma.4-8-16 £65.22 £60.00 £58.70 More
1645305,000 ct128 ma.4-8-16-70V £69.87 £64.28 £62.88 More
1650F257,600 ct128 ma.4-8-16 £65.22 £60.00 £58.70 More
1650H406,600 ct200 ma.4-8-16 £69.87 £64.28 £62.88 More
1650K503,400 ct318 ma.4-8-16 £81.54 £75.02 £73.39 More
1650M601,400CT/800CT318 ma.4-8-16 £180.38 £165.95 £162.34 More
1650N604,300 ct318 ma.4-8-16 £81.54 £75.02 £73.39 More
1650P606,600 ct200 ma.4-8-16 £81.54 £75.02 £73.39 More
1650R1005,000 ct318 ma.4-8-16 £81.54 £75.02 £73.39 More
1650T1201,900 ct403 ma.4-8-16 £81.54 £75.02 £73.39 More
1650W2801,900 ct806 ma.4-8-16 £197.99 £182.15 £178.19 More
Please visit individual product page for more detailed information
Hammond Manufacturing - Customisation Services
Modified Electronic Enclosures
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 to deliver quality products made to your exact specifications.
Hammond Manufacturing Customisation Services
Why choose Hammond Manufacturing to modify your enclosure
  • Hammond Manufacturing offers a wide selection and massive inventory of enclosures ready to be modified.
  • Typically the minimum order quantity is 25 pieces. This can vary depending on product and service required. Please note KGA Enclosures does not add on any charges.
  • Hammond has an experience enclosure modification team and two dedicated modification facilities in North America and the United Kingdom. They are knowledgeable, available and capable.
  • Hammond Manufacturing helps eliminate scrap and design errors with approval drawings to confirm correct interpretation of your deign required. Many orders will also include a fast delivery of sample enclosures for your inspection. These steps ensure that your assembly fits perfectly before heading into the mass production stage.
Popular modification services 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
For Product Availability, Price Confirmation and All Ordering Please E-Mail
Contact Us
Call Us - 01535 636856 +44 (0)1535 636856
E-Mail Us -
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VAT No: GB 204612745
Business No: 09341700