Juniper SRX Series SRX240 — firewall. Published end-of-sale (last order) and end-of-support (EOSL) dates from Juniper JTAC End-of-Life bulletins.
Yes — every tracked SRX240 SKU group is past its last date of support.
Last dates of support across SRX240 SKU groups range from May 2019 to Dec 2022.
Every end-of-sale and end-of-service-life date on this page links to the official Juniper end-of-sale bulletin it was taken from.