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Color:Blue;Material:Plastic;Memory:64bit;
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Color:Blue;Material:Plastic;Memory:64bit;
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Color:Yellow;Material:Plastic;Memory:64bit;
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Color:Yellow;Material:Plastic;Memory:64bit;
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Color:Black;Material:Plastic;Memory:64bit;
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Color:Black;Material:Plastic;Memory:64bit;
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Color:Red;Material:Plastic;Memory:64bit;
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Color:Red;Material:Plastic;Memory:64bit;
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Color:Green;Material:Plastic;Memory:64bit;
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Color:Green;Material:Plastic;Memory:64bit;
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Customer Reviews
Read Only TM Card Memory Card 64 Bit DS1990 Ibutton TM1990 Key
$0.44$0.56-21.43%
Color:
Blue
Yellow
Red
Black
Green
Memory:
64bit
Material:
Plastic
Quantity:
Add to Cart
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Features
High-Density 64-Bit Read-Only Memory Card
Precision-engineered DS1990/TM1990 iButton key with durable stainless steel casing for extreme environments. Ideal for access control, industrial automation, and secure data logging.
Military-Grade Stainless Steel Construction
Corrosion-resistant shell withstands harsh conditions (water, dust, UV). Hermetically sealed for IP68 waterproof performance.
Plug-and-Play Compatibility
Seamless integration with 1-Wire protocol devices. Works with Dallas/Maxim readers, Arduino, and Raspberry Pi projects.
Laser-Engraved Unique ID
Permanent factory-programmed 64-bit ROM code ensures absolute traceability. No power supply required for operation.
Bulk Pricing Advantage
Direct-from-factory wholesale rates for industrial buyers. Global shipping with 10,000+ units ready for immediate dispatch.
Multi-Industry Applications
Perfect for HVAC systems, medical equipment authentication, cryptocurrency hardware wallets, and smart locker systems.
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Description
Shipping & Delivery
