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ITS-1604.5 KV3650

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T-Hobby x IT'S FPV Co-Developed

A crash-resistant power solution for 3.5" freestyle built on 5" freestyle structural standards

T-Hobby x IT'S FPV Co-Developed

3mm Titanium Through-Shaft

A full-length 3mm titanium shaft runs through the motor and secures the propeller with a single M3 nut Compared to traditional T-Mount dual M2 screw systems it offers higher durability, security, and faster prop swaps

3mm Titanium Through-Shaft

CNC Unibell Structure

Single-piece CNC-machined motor bell with no seams, ensuring higher structural strength Single M2 bottom screw design for easier maintenance and improved reliability

CNC Unibell Structure

Specifications

Stator: 1604.5

KV: 3650

Input Voltage: 4S

Configuration: 12N14P

Shaft: 3mm titanium full through-shaft with M3 nut

Prop Attachment: M3 nut on threaded shaft (not T-Mount)

Bell: 7075 aluminum unibell with single M2 bottom screw

Wire: Silicone wire

Mounting Pattern: 12x12mm M2

Color: Black

Ideal Quad Weight: 250-350g

Recommended Propeller: Gemfan 3525-3

Specifications
Technical Drawing

ITS1604-draw.png

Specification Export to Excel
TypeIT'S1604.5Motor DimensionΦ21.4x24mm
MagnetNickel Plated
Arc Magnet
Coil InsulationTest300V Withstand
Voltage Test
Waterproof And
Dustproof Class
/Configuration12N14P
Dynamic BalanceRequirements Standards≤5mgBearingsImported 684-ZZ Bearings
Shaft Diameter3mmLead24AWG Silicone Wire x150mm
Screw DiameterΦ12-M2-4Prop AdapterShaft ThreadM3x10mm
Packing Size45x30x40mmPacking Weight23.4g
Tech Specs
Recommended VoltageKV3650Idle Current (7V)1.0A
Max Power311WInternal Resistance133mΩ
Rated Voltage (LiPo)4SPeak Current19A
Max Thrust599gWeight(Incl. Cable)13.8g
Test Data Export to Excel
TypePropellerVoltage
(V)
ThrottleCurrent
(A)
RPMThrust
(gf)
Power
(W)
Efficiency
(gf/W)
Torque
(N·m)
Operating
Temperature
(℃)
IT'S
1604.5 KV3650
GF352516.810%0.255331133.160.0031
(Ambient Temperature:
25)
16.820%0.81091549133.780.00
16.830%1.715955108293.700.01
16.740%2.920102174493.530.02
16.750%4.523549240753.180.02
16.660%6.6267923151102.870.03
16.670%9.3298623941542.560.03
16.580%12.3326094692042.300.04
16.490%15.7348865382582.090.05
16.3100%19.0365445993111.930.05
Note:
The motor temperature refers to the casing temperature after running at 80% throttle for 10 seconds.
(The above data is obtained by T-HOBBY's independent platform test and is only for reference.
The final interpretation right belongs to T-HOBBY.)
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