A nice touch is the protective cover that keeps the relay switch dust free.
IDEC Lot – (2) RH2B-UL AC24V RELAY 24VAC 50/60Hz + (2) RH1B 24 VAC – 4 Total
What stands out about this kit is the Switch Harness Set, which simplifies basic control wiring.
A nice touch is how the power relay handles heavier loads without making setup feel complicated.