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KGA Enclosures Ltd - Enclosures For Electronics
Tel: +44 (0)1535 636856
HPN4SS Series Stainless Steel Hole Plugs
HPN4SS Series Enclosures - Hammond Manufacturing Enclosures

KGA Enclosures Ltd are full authorised distributors of the Hammond Manufacturing Enclosures product range since 2018. Adding the Hammond Manufacturing range has enabled KGA Enclosures to offer a large popular range of Plastic, Aluminium, Die-Cast, Industrial and 19" Rack systems. All Hammond Manufacturing Enclosures are accessories are available from KGA Enclosures Ltd. View the full product range (Click Here) or view the price list (Click Here). If you need any assistance or have any questions regarding of of the products please contact KGA Enclosures Ltd, call 01535 636856 or E-Mail

What makes KGA Enclosures different from other distributors is that we can assist you with your full customisation services. All work is undertaken by Hammond Manufacturing at there manufacturing facility. These services include milling or punching of holes and slots into the enclosure and end plates. Printing and silk screening services allows for the addition of text, logo's and graphics into the enclosure, which will allow the end user's to easily identify the product. All customisation changes and minimum order quantities are set by Hammond Manufacturing. For more information or a quote simply send your technical drawings and case required to where we will be happy to assist you.

Product Series 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 is 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.
View Product Data Sheet
Contact Us For Availability
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HPN4SS Series Enclosures Product Options
Part No Colour Max Hole Diameter Plug Diameter 1+ 10+ 50+ 100+ 500+ Tech
HP22SSN4 Natural 22mm0.88" 31mm1.22" Call Us Call Us Call Us Call Us Call Us   
HP50SSN4 Natural 22mm0.88" 35mm1.38" Call Us Call Us Call Us Call Us Call Us   
HP75SSN4 Natural 27mm1.06" 40mm1.56" Call Us Call Us Call Us Call Us Call Us   
HPBSSN4 Natural 32mm1.25" 44mm1.75" Call Us Call Us Call Us Call Us Call Us   
HP100SSN4 Natural 35mm1.38" 48mm1.88" Call Us Call Us Call Us Call Us Call Us   
HP125SSN4 Natural 43mm1.69" 56mm2.19" Call Us Call Us Call Us Call Us Call Us   
HP150SSN4 Natural 51mm2.00" 64mm2.50" Call Us Call Us Call Us Call Us Call Us   
HP200SSN4 Natural 64mm2.50" 76mm3.00" Call Us Call Us Call Us Call Us Call Us   
Compatible Products
Hammond Manufacturing Enclosures Customisation Options
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 core business. A third party shop can add time and expense. Let us help you by delivering quality products made to your exact specifications.
Product Customisation Services - Hammond Manufacturing Enclosures
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 units. This can vary depending on product and services required. Please note KGA Enclosures do not add onto the customisation charges.
• Hammond has an experienced enclosure modification team and two dedicated modification facilities in North America and Europe. 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 samples enclosures for inspection. These steps ensure that your assembly fits perfectly before heading to mass production.
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.