Fujitsu #FBR21D12. Subminiature pc mount relay, 7.5 x 10 x 10mm high. 12VDC 534 Ohm coil. SPDT contacts rated 1A @ 24Vdc, 0.5A @120VAC. Maximum carry current, 2A. Note: PC leads are not as stiff as those on other relays. Not suitable for automatic insertion.