Great Enclosures and Transformers at Great Prices
KGA Enclosures Ltd
Tel: +44 (0)1535 636856
HPN4SS Series Hole Plugs
Hole Plugs - Hammond Manufacturing Enclosures

KGA Enclosures Ltd are full authorised distributors of the Hammond Manufacturing Enclosures product range. Adding the Hammond Manufacturing Enclosures range has enabled KGA Enclosures to offer another large range of popular enclosures which includes a large ABS Plastic and Polycarbonate Plastic enclosure range, as well as a large range of Industrial, Die-Cast, Aluminium and EMI / RFI protected enclosures. All Hammond Manufacturing Enclosures are 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 large distributors is that we can assist you with your full customisation services. All work is undertaken by Hammond Manufacturing Enclosures at their manufacturing facilities. 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, KGA Enclosures does not add any 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:
• Designed to seal unused pushbutton holes, conduit openings and knockout holes against dust, oil and water.
• Standard Pushbutton size is 30.5mm.
• Available in 8 sizes.
• Finished in brushed natural 304 stainless steel.
• Oil resistant gasket.
• Secured with an 10-24 x 0.55" threaded stud and stainless steel wing nut.
• Recognized component UR and cUR.
     • Type 1, 3, 3R, 4, 4X, 12 and 13.
Hole Plugs Product Options
Part No Colour Max Hole Diameter Plug Diameter 1+ 10+ 50+ 100+ 500+
HP22SSN4 Natural 22mm0.88" 31mm1.22" POA POA POA POA POA
HP50SSN4 Natural 22mm0.88" 35mm1.38" POA POA POA POA POA
HP75SSN4 Natural 27mm1.06" 40mm1.56" POA POA POA POA POA
HPBSSN4 Natural 32mm1.25" 44mm1.75" POA POA POA POA POA
HP100SSN4 Natural 35mm1.38" 48mm1.88" POA POA POA POA POA
HP125SSN4 Natural 43mm1.69" 56mm2.19" POA POA POA POA POA
HP150SSN4 Natural 51mm2.00" 64mm2.50" POA POA POA POA POA
HP200SSN4 Natural 64mm2.50" 76mm3.00" POA POA POA POA POA
Hole Plugs Compatible Enclosures
Hammond Manufacturing Enclosures Customisation Options
Modified Electronic Enclosures
Product Customisation Services - Hammond Manufacturing 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 be delivery 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 piece is 25 pieces. This can vary depending on product and services required. Please note KGA Enclosures does not add on 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 Manufacturing 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 into 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.
Contact Details
Call Us +44 (0)1535 636856
E-Mail Us
Go Home
Now Available - The Deltron and Roxburgh Components Range
Follow us on Facebook Follow us on Instagram Follow us on LinkedIn Follow us on Twitter
VAT No: GB 204612745
Business No: 09341700