A quick and easy way to connect to the relay if you don't have a socket is to use Molex .062 female connectors on the pins. Just push them on.
See attached.
Tom
Please note: message attached
From: Tom Hunter <
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To:
[email protected]Subject: [GreenKeys] 255A Polar Relay Wiring
Date: Mon, 16 Jan 2023 11:59:11 -0500