That's what makes the wholegoods kits so attractive. Sometimes it's worth buying for only a few parts.
IP66 should be OK for outdoor use. The second number is for water ingress with 6 representing "Heavy Seas"
or protected against powerful water jets. 7 is for temporary water submersion. The tests for 6 and 7 are pretty stringent.
I hope it can be repaired economically.
Hi moship.
I hope so too !