| Annunciation and Notification Features | 2522, 2523, 2533, 2506, 2516, 2595 | Webpage |
| Automation Controllers Features | 3530-4, 3505, 3505-3, 2240, SEL-3350 with RTAC configuration, 3555, 3560E, 3560S | Webpage |
| Breaker Failure and Capacitor Bank Protection Features | 352, 451, 487B, 487V | Webpage |
| Bus Protection Features | 387, 487B, 487E, 587Z, 787Z | Webpage |
| Distribution Control Features | 351RS Kestrel, 651R, 651RA, 734B | Webpage |
| Distribution Feeder Protection Features | 451, 351, 351A, 351S, 851, 751, 751A, 501/501-2, 551/551C | Webpage |
| Generator Protection Features | 400G, 300G, 700G, 700GT, 700GW, 547 | Webpage |
| Remote I/O Features | 2240, 2411, 2440, 2505, 2506, 2507, 2515, 2516, 2595, 2600 | Webpage |
| Motor Protection Features | 700BT, 710/710-5, 749M, 701, 849 | Webpage |
| Precise Time Features | 2401, 2407, 3400, 3401, ICON, 2488 | Webpage |
| SEL-551/SEL-551C and SEL-851 Comparison | 551, 551C, 851 | Webpage |
| SEL-710 and SEL-710-5 Features | 710, 710-5 | Webpage |
| SEL-751 and SEL-751A Features | 751, 751A | Webpage |
| SEL-787 and SEL-787-2/-3/-4 Features | 787, 787-2/-3/-4 | Webpage |
| Transceivers and Adapters Features | 2800, 2810, 2812, 9220, 2814, 2815, 2820, 2824, 2829, 2830, 2831, 2894, 2126 | Webpage |
| Transformer Protection and Monitoring Features | 487E, 387E, 387, 387A, 787, 787-2/-3/-4, 587, 2414 | Webpage |
| Transmission and Subtransmission Features | T401L, 411L, 421, 311C, 311L, 387L, T400L, 787L | Webpage |
| WAN and LAN Network Features | ICON, 3620, 3622, 3610, 2725, 2730M, 2740S, 2741, 2742S, 2890 | Webpage |
| Wireless Communications Features | 3031, 3061 | Webpage |