A nice touch is the Branded marking on the body, which stays legible over time.
“4 Pin Relay 12V 40A with 30A Fuse DC SPST Fused Normally Open 1NO with 14 AWG H
You will find that the brand is NOFUEL, and it looks consistent with other items in the lineup.
The RT911 color seems practical for teams that prefer uniform parts across their setup.
What stands out about the spec sheet is that it replaces 118168-01 clearly.
With the Songle brand here, the unit feels familiar to anyone who has used basic electromechanical relays before.
A nice touch is that the model 301-1C-C-R1 U01 12VDC is easy to read during quick checks.
A useful perk is the economizer that keeps coil power lower during long holds.