Battery Disconnect which one do I need for competition??

[SSpeed Racer]

Which one do I need??? Both look exactly the same the first one is 300 AMP and the cheaper one is 175 AMP does it matter??


Thanks

John



Catalog : Battery Equipment
Heavy Duty battery disconnect switch - no panel — 45755

(click image to enlarge)
Price $49.95 (add to cart)
Battery Disconnect Switches
Required in NASCAR, SCCA, NHRA. Manual Battery Disconnect switch with a bright red handle. Easier to find in an emergency. Prevents battery drain. 300 Amp continuous rating, 6-36 Volt, 2000 peak. Switch only.












Catalog : Battery Equipment
Battery disconnect switch only - no panel — 4575

(click image to enlarge)
Price $25.70 (add to cart)
Battery Disconnect Switches
Required in NASCAR, SCCA, NHRA. Manual Battery Disconnect switch with a bright red handle. Easier to find in an emergency. Prevents battery drain. 175 Amp continuous rating, 6-36 Volt, 1000 peak. (#45755 300 Amp continuous rating, 6-36 Volt, 2000 peak.)

 

[Ulysses]

I would go with the higher amp, higher peak voltage rated one.