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Miller Dial: Membrane Switch Manufacturer, Silicone Rubber Keypads, Nameplates, Domed Labels
Miller Dial LLC., headquartered in El Monte, California is an internationally recognized manufacturer of graphic identification products, including Metal and Plastic nameplates, overlays, decals, signs and Escutcheons. We also manufacture two types of switches for OEM use; Membrane Switches and Rubber Keypads. In addition, we provide complete engineering support services for Turnkey Assemblies which include: Rigid and flexible printed circuits, plastic injection molding and software development. Miller Dial LLC was founded in 1937. In our 67 years of operations, we have established a reputation of quality craftmanship and attention to the details.

Miller Dial LLC - A Leader in Innovation

Miller Dial LLC, headquartered in El Monte, California, is an internationally recognized manufacturer of graphic identification products:
  • Metal and Plastic Nameplates
  • Overlays and Decals
  • Signs and Escutcheons
And two types of non-mechanical electronic switches:
  • Membrane Switches
  • Silicone Rubber Keypads
Additionally, Miller Dial LLC can provide complete engineering services, including rigid and flexible printed circuits, plastic injection molding and software development, for Turnkey Assemblies. The product line has been expanded to include locks and shielded polycarbonate windows. Since its founding in 1937, Miller Dial LLC has established a reputation for quality solutions and a focus on customer satisfaction.

Membrane Switch Manufacturing

The membrane switch manufacturing capabilities at Miller Dial provide a wide array of options for our customers. Membrane switches are available in:
  • Polyester
  • Polycarbonate
  • Metal Overlay on Membrane (MOM®)
Domes can be manufactured from metal or 85°C Polyester. Additionally, EMI, RFI, and ESD shielding are available on all of our membrane switches. Innovative features include:
  • Embedded LED's
  • Sealed Membrane
  • Fiber Optic
  • EL Back Lighting
Miller Dial has managed printed circuit board integration with a wide variety of our customer's applications, including back plates with studs and standoffs. Miller Dial can provide complete turnkey control panel assemblies for all membrane switch applications.

Silicone Rubber Keypads

Silicone Rubber Keypads provide an excellent and long lasting user interface for custom applications. Miller Dial provides the silicone rubber keypad manufacturing expertise necessary to manage your project from conception to completion. Features often applied to satisfy customer requirements include:
  • Multiple Colors and Phosphorescence
  • Back Lighting
  • Light Pipes
  • Laser Etched, and Epoxy Capped Silicone Rubber Keypads
Innovative key coatings for our silicone rubber keypads are silicone, parylene, and Dura (Hard Coat). An additional level of control for user interface elements can be attained through the use of rocker switches. Silicone rubber keypads can be designed for applications exposed to water and hydrocarbons. Enhanced graphics and lighting options allow your product to incorporate features not found on standard silicone rubber keypads. Miller Dial LLC has often provided management of the printed circuit board integration and manufacturing for its customers. Complete turnkey assembly is a commonly fulfilled request.

Metal Nameplates

Miller Dial began manufacturing metal nameplates in 1937. The metal nameplate manufacturing facility, which includes complete metalworking and fabrication capabilities, ensures rapid turn-a-round while maintaining quality assurance procedures. Complete steel ruled die and Class A hard tools are produced in house. Alternate applications include hot stamping, serializing, anodizing, etching, and embossing.

Represent your product with brand identification permanently imprinted on metal. Consumers naturally associate quality with an attractive representation of brand labeling. Unique ideas and applications are available. Contact one of our innovative sales technicians to discover the latest trends in brand identification.

Domed Labels

Miller Dial produces domed labels by encapsulating graphics in a clear polyurethane dome. Domed labels are soft to the touch, recover if indented and are suitable for interior or exterior applications. Manufacturing is done on a wide range of substrates that adhere to many surfaces. Label finishes include: High Gloss, Holographic Effects, Brushed Chromes/Golds, and Half-tone printing.

Graphic Overlays

Graphic Overlays comprise the top layer of a typical membrane switch application and can be made from an extensive line of polycarbonate, polyester, and acrylic materials. Features that are available include: color matched solutions per customer specifications, finishes and textures that meet customer requirements and durable solutions that provide excellent weathering and superior tactile feedback.

Printed Circuit Boards

Miller Dial has extensive experience in the operation and control of the manufacturing of flexible and rigid circuit boards. Our dedication to quality and on-time delivery is the result of a highly trained staff utilizing strict ISO procedures to deliver maximum value to our customers. Miller Dial provides:
  • PCB (printed circuit board) assistance after design
  • Engineering
  • Life-cycle and environmental testing
  • Specification writing
  • Unique manufacturing procedures for each board
At every stage in the manufacturing process, our Quality Team provides guidance on process improvement. This collaborative work process yields excellent results for both low and high volume production projects. With technical sales representatives covering all of North America, our customers are assured of support in every aspect of your interaction with our team.

Plastic Injection Molding

In order to ensure quality and on time delivery, all phases of the Miller Dial plastic injection molding manufacturing operations are monitored and controlled by adherence to extensive ISO quality procedures. Through its experience and expertise, Miller Dial can provide the following services: product assistance after design, engineering support, life cycle and environmental testing, specification writing and preparation of unique manufacturing procedures for each product.

EMI Shielded Windows

Miller Dial provides a complete range of optical filters. These optical filters have an embedded metal mesh providing a significant depreciation of the effect of electromagnetic fields. Our filters can be produced in a wide variety of colors. We always have a filter appropriate for the wavelength in your display. Miller Dial's EMI shielded windows achieve optimal light transmission. Secondary light is filtered out, obtaining the clearest, readable interface.