Here is the link
Amazon.com: FINDER 20.21.9.012.0000 CONTACTOR, SPST-NO, 12VDC, DIN-RAIL:... (https://www.amazon.com/FINDER-20-21-9-012-0000-CONTACTOR-SPST-NO-DIN-RAIL/dp/B00MEIXNB4)
$25.33 + 9.99 shipping. Not eligible for prime.
Keith
Similar to Finder single pole but Double Pole. This was $26 delivered in February. Everything seems more now. But it is bout the sme price as the single pole.
Finder 20.23.9.012.4000 1NC + 1NO 16A, 12V DC Coil, AgSnO2 Contact, 2 Step... (https://www.amazon.com/gp/product/B00CKRHU2C/ref=ppx_od_dt_b_asin_title_s00?ie=UTF8&psc=1)
Wiring diagrams https://www.finder-relais.net/en/finder-relays-series-20.pdf