Castle Creations Monster X 25.2V ESC, 8A BEC w/ 1515-2200kV V2 Sensored Motor
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Mamba Monster X + 1515-2200Kv V2 Sensored Motor Combo
Putting the X in extreme. The Mamba Monster X is the ESC that made Castle a household name in 1/8-scale, and this combo pairs it with the redesigned 1515-2200Kv V2 sensored motor. It runs 2S–6S LiPo — 4S is the sweet spot — and it is at home in 1/8 buggies, truggies and on-road cars, plus 1/10 monster trucks up to 15 lbs. You get the power an 1/8-scale rig demands with the smooth, precise throttle only a sensored motor delivers.
What the V2 Motor Changed
The 1515-2200Kv was already one of Castle most popular motors — the V2 refines it. Redesigned stator and rotor assemblies improve magnetic flux and cut cogging, which means less residual drag brake, smoother starts without stutter, higher efficiency, cooler temps and longer runtime. It is wrapped in high-strength Kevlar with 180°C-grade sintered neodymium magnets, riding oversized NMB bearings on high-purity copper windings. Critically, it is rebuildable: replace the front bell/bearing assembly or the rotor/shaft assembly instead of binning the whole motor.
SmartSense, Telemetry and Data
SmartSense uses the motor sensors at startup for cog-free launches, strong torque and real low-speed drivability, then seamlessly transitions to Castle ultra-efficient sensorless mode once the motor is turning. The ESC is potted in waterproof epoxy inside a durable injection-molded case — that potting protects the electronics and doubles as a heat path. Auxiliary wire functionality lets you make on-the-fly changes to max power and max brake, and the ESC is Telemetry Link capable for S.BUS2 with Futaba T4PX, T7PX and T7PXR transmitters.
| Input Voltage | 2S–6S LiPo (25.2V max) | Motor Kv | 2200Kv · 60,000 max RPM |
| BEC | 5.5 / 6.0 / 7.5 / 8.0V selectable, 8A peak | Application | 1/8 buggy, truggy, on-road; 1/10 MT to 15 lbs |
| ESC Size | 53 × 49 × 36.4 mm · 3.92 oz (111 g) | Motor Size | 75.4mm × 40mm dia · 429 g w/ wires |
| Connectors | 6.5mm female bullets (motor) | Warranty | 1 year, Castle Creations |
- SmartSense — cog-free starts, then efficient sensorless once spinning
- Waterproof epoxy potting protects electronics & aids heat transfer
- V2 motor: less cogging, higher efficiency, cooler temps, longer runs
- Rebuildable motor — replace bell/bearing or rotor/shaft, not the motor
- Data logging captures real performance data from your vehicle
- Telemetry Link capable (S.BUS2 · Futaba T4PX / T7PX / T7PXR)
- Proportional brake; reversible, and can be disabled for racing
Mamba Monster X 25.2V ESC · 1515-2200Kv V2 sensored motor · Castle sensor harness adapter · 210mm sensor wire · coupon for free Castle Link USB · Quick Start Guide · decal sheet
Never exceed 25.2V — higher voltage will cause irreparable damage to the ESC. A battery connector is required and not included; Castle 6.5mm polarized connectors are recommended, and any connector should be rated 70+ amps. For 1/8-scale, Castle recommends 5,000mAh packs at 30C continuous or higher.
Why LockTech & Gear? We are an Authorized Castle Creations Dealer — every unit ships from US inventory with the full manufacturer warranty. 100% genuine hardware, no grey-market, no refurbished. Castle designs, assembles and supports these in Olathe, Kansas.
