Jrelecs® 2838 4500KV 4P Sensorless Brushless Motor & 45A Brushless ESC Electronic Speed Controller for 1/14 1/16 1/18 RC Car (2838 4500KV);

Features of Motor:
4 Pole 12 slot hi-torque motor design
High purity copper windings maximizes efficiency
CNC machined 6061 T6 billet aluminum heatsink can
High RPM ABEC5 oversized bearings
Precision engineered for maximum energy conversion
Short stator, less wire, lower resistance, more power
Precision balanced rotor,smoothness for best reliability and maximum RPM
Suit for 1/14 1/16 1/18 brushless cars-multi-mounting system for M2.5 screws

Specifications of Motor:
KV(RPM/Volt): 4500KV
Max current: 50A
Max watts: 600W
Max voltage: <12V
IO: 1.8A
Rotor poles: 4
Resistance: 0.0285
Diameter: 28mm
Length: 38mm
Shaft length: 15mm
Shaft diameter: 3.175mm
Weight: 90g
Sensored: No

Features of ESC:
Highest quality components to ensure high efficiency operation
Excellent start-up, acceleration and linearity features
Plenty of programmable items, suitable for various of chassis's, tires and racing tracks
Multiple protection features: Low voltage cut-off protection / Over-heat protection / Throttle signal loss protection
Internal timing can be changed easily to make the ESC suitable for various of motors

Specifications of ESC:
Specifications of ESC:
Constant current: 45A
Burst current: 180A
Battery: 2-3S Li-Po / 4-9S Ni-Mh Ni-Cd
BEC output: 5.8V / 3A

Package Information:
Package size: 9.5 * 8 * 6.5cm / 3.8 * 3.2 * 2.6in
Package weight: 153g / 5.4oz
White box package

Package List:
1 * 2838 4500KV 4P Sensorless Brushless Motor
1 *45A Brushless ESC