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Memory Protection Devices

- Memory Protection Devices is a world-class designer and supplier of electronic components of power connection technology. Our specialties include battery holders, battery contacts, 12 volt auto assemblies and connectors. Because of the focused nature of our product line, we offer the highest quality parts in the industry and competitive pricing. This commitment to excellence is reflected in our certification as an ISO 9001:2000 company. Some of the services we offer to clients include personal customer service, custom manufacturing, and unmatched technical support.


Featured Products

Image of MPD's Coin Cell Holders

MPD Coin Cell Battery Holders

Memory Protection Devices has pioneered a large number of new styles of coin cell battery holders to suit the various needs of the electronics industry. Learn More

Image of Memory Protection Devices' 12 V Auto Plugs

12 V Auto Plugs

MPD offers its standard and custom 12 V plugs. All of their products are available standard in amperages from milliamps up to 20 A. Learn More

Newest Products View All (36)

Image of MPD's PC Pin and Surface-Mount Coin Cell Holder Evaluation Kit

PC Pin and Surface-Mount Coin Cell Holder Evaluation Kit

MPD’s development kit of through-hole and surface-mount coin cell battery holders includes five pieces of each type.

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Image of MPD's BH26DL D-Cell Battery Holder

BH26DL D-Cell Battery Holder

Memory Protection Devices' BH26DL holder is made from black polypropylene offering good stiffness, is heat resistant, a homopolymer, and is rated for food contact.

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Image of MPD's BH9VPC Battery Holder

BH9VPC 9 V Battery Holder

MPD's plastic battery holder that hard mounts down and accepts carbon-zinc, alkaline, lithium or rechargeable 9 V (PP3) batteries.

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Image of MPD's BA2032SM and PC PIN BA2032 Battery Holders

BA2032SM and PC PIN BA2032 Battery Holders

MPD's BA2032SM and PC PIN BA2032 battery holders are made from a glass-filled Nylon 66 that has a temperature range of -40°C to +225°C.

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Image of MPD's CR2477 Battery Retainer

CR2477 Battery Retainer with Sliding Tray

MPD's CR2477 battery retainer with sliding tray that clips together safely for shock and vibration environments.

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Image of MPD's CR1225 Battery Holder With Latching Cover

CR1225 Battery Holder with Latching Cover

Memory Protection Devices' CR1225 battery holder with snap-on cover with both through-hole and surface-mount versions available.

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Tools and Support

Image of MPD's 12V Automotive

Automotive 12 V

No matter what size and shape cigarette plug is needed, MPD has a solution for you. The conditions of the real world can cause all different types of device failures, and we understand the many requirements for a cigarette plug to overcome these. Learn More

Image of MPD's Coin Cell Holders

Coin Cell Holder

The first coin cell battery holder made for general PCB placement was invented and patented by MPD in 1983, and since then we have been modernizing and improving our designs constantly. Learn More

Image of MPD's Battery Holders

Battery Holders

Battery holders were MPD's first products, and to this day they continue to be our primary focus. Every year we continue to innovate and create not only new types holders for new kinds of batteries, but also new types of holders for common batteries. Learn More

Image of MPD's Battery Insulators

Battery Insulators

MPD battery insulators are convenient for pre-installing batteries into consumer electronics. Learn More

Image of MPD's Fuse Clip Holder

Fuse Clips/Holders

Fuse holders can be designed to fit into any type of electrical circuit, ensuring that you can always provide adequate circuit protection in your design. MPD's fuse holders are made with reliability as the ultimate goal, since an unreliable fuse holder means an unreliable insurance that your circuit won't be destroyed by a sudden power spike. Learn More

Image of MPD's Battery Contacts

Battery Contacts

MPD manufactures high quality battery contacts and springs for use with cases that have molded battery compartments, as well as for PCB mounting. Battery clips and blocks are designed to directly mount cylindrical cells to PCBs, with both through hole and surface mount options available. Learn More

Product Training Modules View All (2)

Holder Battery for 1025 Cell PCB


Duration: 5 minutes

GLiDERS are a hybrid battery holder utilizing a sliding tray system combined with a low cost battery retainer that delivers high reliability.

Holder Coin Cell 1632 Gold SMD

Battery Holders for Wireless Applications

Duration: 10 minutes

When choosing a battery holder for wireless applications consider the environmental factors, battery access and replacement, size, weight, power, and cost.

Featured Videos View All (8)

MPD BQ2032 Enclosed Battery Holder | Digi-Key Daily

MPD offers the BQ2032, an enclosed lithium battery holder for CR2032 coin cells, usable in wearable electronics and MCU designs.

MPD 12 V Auto Plugs | Digi-Key Daily

MPD’s 12 V auto plugs have several options available for any make of automobile in Europe, America, and Asia.

MPD BK-913 CR2032 Coin Cell Holders | Digi-Key Daily

Memory Protection Devices' (MPD) BK-913 is a 4.27mm CR2032 coin cell holder with through hole PC pins. The BK-913 is nickel plated for the prevention of galvanic corrosion and is designed for pick-and-place ease.

MPD BK-912-G-TR Coin Cell Battery Retainer | Digi-Key Daily

Memory Protection Devices' (MPD) BK-912-G-TR surface mount coin cell battery retainer is compact at just 22.86mm width and a weight of .8 grams.