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Futaba - FUTK4220   513886207297 4513886207297
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Futaba 4GRS 4-Channel T-FHSS Telemetry System
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Futaba 4GRS 4-Channel T-FHSS Telemetry System
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Instruction Manuals: Manual 1 (17 MB)
Tower Catalog Page: 152

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1.  LXCVRB Futaba HT5F1800B NiMH Transmitter Battery 4PX/14SG 49.99  Add To Cart
2.  LXDGDP Futaba R304SB S.Bus2 4-Channel T-FHSS Telemetry Rx 59.99  Add To Cart
3.  LXWVU2 Futaba HBC-3B(4) Charger 4PK/4PKS/4PKSR/14SG   31.99  Add To Cart
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Tech Notes
This is the Futaba T-FHSS 4GRS 2.4GHz 2-Stick 4-Channel Radio
with the R304SB 4-Channel Telemetry Receiver.
Servos Not Included


Ideal for crawlers, scale racers, competition boaters and racers
Dual ESC mixing for locking diffs, four wheel steering and
independent brake mixing are ideal for extreme off-roading
External voltage, temperature, and RPM display (sensors not included
and must be purchased separately)
Gyro mixing, and programmable mixing
MC link function
40 model memory with 10 character model naming
Anti-skid braking system (ABS)
Throttle speed, cut, acceleration, EXP, and neutral selection
Jog dial button layout for easy menu navigation
Fail safe on all channels
Steering speed and EXP
Dual rate, idle up and EPA (End Point Adjustment)
Function select dial/switch
Data transfer
Timer (up/down/lap)
Throttle and steering stick tension and angle adjustments
Ball bearing equipped throttle and steering sticks
One year limited warranty though Hobby Services beginning at date of


4GRS Transmitter
R304SB 4-Channel Telemetry Receiver, FUTL7680
On/Off Switch Harness


AA Batteries: Four for transmitter
Servos of modeler's choice


Power Requirement: Four AA dry cell batteries (6V)
Current Drain: 150mA or less
Transmission Antenna: 1/2 di-pole

Power Requirement: 4.8 - 7.4V battery (dry cells cannot be used)
Receiving Frequency: 2.4GHz
System: T-FHSS (auto detection) with SBUS2 port
Dimensions: 1.38 x 0.91 x 0.33" (35.1 x 23.2 x 8.5mm)
Weight: 0.23oz (6.6g)


Optional sensors include;
SBS-01V External Voltage Sensor, FUTM0855
SBS-01RM Magnetic RPM Sensor, FUTM0852
SBS-01TE EP Temp Sensor, FUTM0856
For the optional NiMH Transmitter Battery, order FUTM1482
For the optional throttle ratchet spring, call Futaba Support
jxs 02/04/15

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Phone: 217-398-8970
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Accessories Needed
This is the Futaba 4GRS 2.4GHz 2-Stick 4-Channel Radio with the R304SB Receiver FEATURES: Dual ESC mixing, 4-wheel steering, ABS, gyro & programmable mixing, steering speed and EXP, fail safe on all channels, timer (up/down/lap), throttle speed, cut, acceleration, EXP, and neutral selection REQUIRES: Four AA batteries for TX, servos of modeler's choice

Accessories for the Futaba 4GRS 4-Channel T-FHSS Telemetry System

Primary Accessories     Optional Accessories
  Special Stock Number Product Description Parts Saver Eligible Tower's
Low Price
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 LXDHJD Duratrax Onyx AA Alkaline Battery (4)
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2.99   In Stock
Subtotal for this Group of Accessories: 2.99  

Primary Accessories     Optional Accessories

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