Description
MIA's Description
This block supports line wire gauges from 14 to 2/0 AWG for copper and 8 to 2/0 AWG for aluminum, with load wire gauges ranging from 14 to 4 AWG for copper and 8 to 4 AWG for aluminum. Constructed from black thermoplastic, it meets several industry standards, including CE certification and UL 1059/508A ratings.
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | BUSSMANN |
| Part Number | B03L 16021-3 |
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Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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