The FDD1.25-250 is a female pre-insulated disconnect terminal commonly used in electrical wiring to connect and disconnect wires quickly and safely, especially in automotive, industrial, and home electrical applications.
Here’s a breakdown of the FDD1.25-250 designation:
FDD1.25-250
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FDD = Female Disconnect, Fully Insulated
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1.25 = Wire size it supports (in mm²), typically 22–16 AWG (American Wire Gauge)
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250 = Tab width in inches = 0.250″ (6.35 mm), which is a standard spade terminal width

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