APSX1250 Estimated Runtime Load in Watts Inverter Battery Qty. Battery Type (Total Amp Hours, Voltage) 200W 400W 500W 600W 700W 800W 1000W 1100W 1250W APSX1250 1 12V 75AH* (or 75AH @ 12VDC total) 182 82 63 50 42 36 28 25 21 APSX1250 2 12V 75AH* (or 150AH @ 12VDC total) 400 188 146 118 100 86 67 60 51 APSX1250 3 12V 75AH* 75AH (or 225AH @ 12VDC total) 618 299 234 191 162 140 110 98 85 APSX1250 4 12V 75AH* (or 300AH @ 12VDC total) 835 411 324 265 226 197 154 139 121 APSX1250 5 12V 75AH* (or 375AH @ 12VDC total) 1050 523 414 341 291 254 201 181 157 APSX1250 6 12V 75AH* (or 450AH @ 12VDC total) 1261 635 505 417 357 312 247 223 195 APSX1250 7 12V 75AH* (or 525AH @ 12VDC total) 1469 747 595 493 423 370 294 266 232 APSX1250 8 12V 75AH* (or 600AH @ 12VDC total) 1673 858 685 568 489 429 342 310 271 APSX1250 9 12V 75AH* (or 675AH @ 12VDC total) 1875 968 775 644 555 487 389 353 309 APSX1250 10 12V 75AH* (or 750AH @ 12VDC total) 2073 1077 864 719 620 545 437 396 347 APSX1250 11 12V 75AH* (or 825AH @ 12VDC total) 2269 1185 953 794 686 603 484 440 386 APSX1250 12 12V 75AH* (or 900AH @ 12VDC total) 2461 1293 1041 869 751 662 532 483 425 APSX1250 13 12V 75AH* (or 975AH @ 12VDC total) 2651 1400 1129 943 816 719 579 527 463 APSX1250 14 12V 75AH* (or 1050AH @ 12VDC total) 2837 1506 1216 1017 881 777 627 570 502 APSX1250 15 12V 75AH* (or 1125AH @ 12VDC total) 3021 1611 1303 1091 945 835 674 614 540 APSX1250 16 12V 75AH* (or 1200AH @ 12VDC total) 3202 1715 1389 All runtime values are in minutes. 1164 1010 892 721 657 579 *IMPORTANT NOTES ‐ Battery set must be professionaly configured to 12VDC. See manual. Tripp Lite part number "98‐121" is a single 12V 75AH sealed lead acid battery. All wiring and required fusing is user supplied. All runtimes are based on non‐inductive continuous loading. Runtime is subject to capacity degradation over time.