Caelus 3115 belongs to the “ultra-large, ultra-high torque” class of motors and is a heavy-duty professional tool in the FPV field. This is a heavy-duty carrier/professional drone motor designed for ultra-large propellers (9 inches and above), extremely low KV values, and high-voltage platforms, targeting heavy aerial photography, agricultural plant protection, surveying, transportation, and ultra-large FPV carriers (such as X8 layouts).
| Specification | |||
| Weight： | 115g(including the cables) | ||
| Structural form： | 12N14P | ||
| Stator dimensions： | φ31*15mm | ||
| Motor size ： | φ37.2*33.2 mm | ||
| Shaft diameter： | 5.0 mm | ||
| Motor Cable: | 18awg*250mm | ||
| S3115 KV400 Motor | S3115 KV640 Motor | S3115 KV900 Motor | S3115 KV1050 Motor |
| Max thrust: 4.81kg | Max thrust: 4.725kg | Max thrust: 4.63kg | Max thrust: 4.81kg |
| Max power:1982W | Max power:1936W | Max power:1994W | Max power:2011W |
| Recommended battery: 12S | Recommended battery: 8S | Recommended battery: 6S | Recommended for lithium battery: 6S |
| Recommended propeller: 9-10inches | Recommended propeller: 9-10inches | Recommended propeller: 9-10inches | Recommended propeller: 9-10inches |
| Recommended ESC: 60A | Recommended ESC: 40A | Recommended ESC: 40A | Recommended ESC: 40A |
| Testing Data / Lithium Battery :12S | ||||||||
| Item No. | Voltage(V） | Prop | Throttle | Thrust (g） |
Current (A) |
RPM | Power (W） |
Efficiency (g/W） |
| FA3115 KV400 | 48 | HQ 9*5*3 | 40% | 865 | 3.1 | 7135 | 148.8 | 5.81 |
| 48 | 50% | 1310 | 5.3 | 8750 | 254.4 | 5.15 | ||
| 48 | 60% | 1790 | 8.3 | 10060 | 398.4 | 4.49 | ||
| 48 | 70% | 2370 | 12.2 | 11510 | 585.6 | 4.05 | ||
| 48 | 80% | 2995 | 17.4 | 12930 | 835.2 | 3.59 | ||
| 48 | 90% | 3630 | 23.6 | 14210 | 1132.8 | 3.2 | ||
| 48 | 100% | 4275 | 31.2 | 15360 | 1497.6 | 2.85 | ||
| Testing Data / Lithium Battery :12S | ||||||||
| Item No. | Voltage(V） | Prop | Throttle | Thrust (g） |
Current (A) |
RPM | Power (W） |
Efficiency (g/W） |
| FA3115 KV400 | 48 | HQ 10*5*3 | 40% | 1033 | 3.65 | 6855 | 175.2 | 5.9 |
| 48 | 50% | 1560 | 6.35 | 8330 | 304.8 | 5.12 | ||
| 48 | 60% | 2100 | 10.2 | 9680 | 489.6 | 4.29 | ||
| 48 | 70% | 2830 | 15.6 | 11020 | 748.8 | 3.78 | ||
| 48 | 80% | 3510 | 22.7 | 12230 | 1089.6 | 3.22 | ||
| 48 | 90% | 4230 | 30.5 | 13350 | 1464 | 2.89 | ||
| 48 | 100% | 4810 | 41.3 | 14085 | 1982.4 | 2.43 | ||
| Testing Data / Lithium Battery :8S | ||||||||
| Item No. | Voltage(V） | Prop | Throttle | Thrust (g） |
Current (A) |
RPM | Power (W） |
Efficiency (g/W） |
| FA3115 KV640 | 32 | HQ 9*5*3 | 40% | 895 | 5.1 | 7195 | 163.2 | 5.48 |
| 32 | 50% | 1350 | 8.8 | 8810 | 281.6 | 4.79 | ||
| 32 | 60% | 1820 | 13.9 | 10200 | 444.8 | 4.09 | ||
| 32 | 70% | 2390 | 20.5 | 11600 | 656 | 3.64 | ||
| 32 | 80% | 3020 | 27.8 | 12930 | 889.6 | 3.39 | ||
| 32 | 90% | 3640 | 37.5 | 14200 | 1200 | 3.03 | ||
| 32 | 100% | 4310 | 49.1 | 15320 | 1571.2 | 2.74 | ||
| Testing Data / Lithium Battery :8S | ||||||||
| Item No. | Voltage(V） | Prop | Throttle | Thrust (g） |
Current (A) |
RPM | Power (W） |
Efficiency (g/W） |
| FA3115 KV640 | 32 | HQ 10*5*3 | 40% | 1055 | 5.75 | 6855 | 184 | 5.73 |
| 32 | 50% | 1595 | 10.4 | 8370 | 332.8 | 4.79 | ||
| 32 | 60% | 2115 | 16.2 | 9560 | 518.4 | 4.08 | ||
| 32 | 70% | 2835 | 24.3 | 10980 | 777.6 | 3.65 | ||
| 32 | 80% | 3456 | 35.1 | 12080 | 1123.2 | 3.08 | ||
| 32 | 90% | 4135 | 46.2 | 13150 | 1478.4 | 2.8 | ||
| 32 | 100% | 4725 | 60.5 | 13950 | 1936 | 2.44 | ||
| Testing Data / Lithium Battery :6S | ||||||||
| Item No. | Voltage(V） | Prop | Throttle | Thrust (g） |
Current (A) |
RPM | Power (W） |
Efficiency (g/W） |
| FA3115 KV900 | 24 | HQ 9*5*3 | 40% | 955 | 7.6 | 7385 | 182.4 | 5.24 |
| 24 | 50% | 1395 | 12.8 | 8965 | 307.2 | 4.54 | ||
| 24 | 60% | 1895 | 20.7 | 10395 | 496.8 | 3.81 | ||
| 24 | 70% | 2465 | 29.1 | 11785 | 698.4 | 3.53 | ||
| 24 | 80% | 3055 | 41.1 | 13085 | 986.4 | 3.1 | ||
| 24 | 90% | 3615 | 55.2 | 14165 | 1324.8 | 2.73 | ||
| 24 | 100% | 4215 | 71.3 | 15175 | 1711.2 | 2.46 | ||
| Testing Data / Lithium Battery :6S | ||||||||
| Item No. | Voltage(V） | Prop | Throttle | Thrust (g） |
Current (A) |
RPM | Power (W） |
Efficiency (g/W） |
| FA3115 KV900 | 24 | HQ 10*5*3 | 40% | 1120 | 9.3 | 7055 | 223.2 | 5.02 |
| 24 | 50% | 1655 | 15.3 | 8495 | 367.2 | 4.51 | ||
| 24 | 60% | 2195 | 23.2 | 9665 | 556.8 | 3.94 | ||
| 24 | 70% | 2905 | 35.8 | 11075 | 859.2 | 3.38 | ||
| 24 | 80% | 3455 | 50.8 | 11995 | 1219.2 | 2.83 | ||
| 24 | 90% | 4135 | 65.2 | 12985 | 1564.8 | 2.64 | ||
| 24 | 100% | 4635 | 83.1 | 13755 | 1994.4 | 2.32 | ||
| Testing Data / Lithium Battery :6S | ||||||||
| Item No. | Voltage(V） | Prop | Throttle | Thrust (g） |
Current (A) |
RPM | Power (W） |
Efficiency (g/W） |
| FA3115 KV1050 | 24 | HQ 9*5*3 | 40% | 1110 | 9.75 | 7985 | 234 | 4.74 |
| 24 | 50% | 1630 | 17.3 | 9575 | 415.2 | 3.93 | ||
| 24 | 60% | 2220 | 26.7 | 11125 | 640.8 | 3.46 | ||
| 24 | 70% | 2835 | 37.4 | 12465 | 897.6 | 3.16 | ||
| 24 | 80% | 3455 | 51.2 | 13755 | 1228.8 | 2.81 | ||
| 24 | 90% | 4035 | 68.1 | 14815 | 1634.4 | 2.47 | ||
| 24 | 100% | 4545 | 83.6 | 16545 | 2006.4 | 2.27 | ||
| Testing Data / Lithium Battery :6S | ||||||||
| Item No. | Voltage(V） | Prop | Throttle | Thrust (g） |
Current (A) |
RPM | Power (W） |
Efficiency (g/W） |
| FA3115 KV1050 | 24 | HQ 10*4.5*3 | 40% | 1075 | 8.6 | 8065 | 206.4 | 5.21 |
| 24 | 50% | 1620 | 16.6 | 9720 | 398.4 | 4.07 | ||
| 24 | 60% | 2250 | 25.6 | 11300 | 614.4 | 3.66 | ||
| 24 | 70% | 2910 | 36.2 | 12725 | 868.8 | 3.35 | ||
| 24 | 80% | 3580 | 49.9 | 14050 | 1197.6 | 2.99 | ||
| 24 | 90% | 4230 | 66.5 | 15075 | 1596 | 2.65 | ||
| 24 | 100% | 4810 | 83.8 | 15975 | 2011.2 | 2.39 | ||
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