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Y04 Thruster – Silent Power, Wireless Control, Long Endurance for Paddleboards & Inflatables

$219.00 USD

In stock

We are the OEM ODM manufacturer. For bulk orders and custom solutions, please contact us at official@hobbywater.com

We prioritize fast order processing. For in-stock items, orders placed before 4:00 PM (Beijing Time) will be shipped the same day. Standard orders typically ship within one week, while customized orders require approximately 15-30 business days for production and delivery. Delivery times may vary under special circumstances.

We ship to most countries worldwide. However, please ensure compliance with your local import regulations.

This product contains a battery. We ship it via specialized battery-compliant channels by default, so shipping costs are higher.

If you prefer express courier service, please provide your tax ID (EIN/VAT/GST) at checkout.

For specific shipping requirements, please contact us in advance.

Y04 Thruster – Key Technical Specifications

General

Weight (without battery): 1.24 kg
Rated power: 330 W
Max thrust: 8 kgf
Speed gears: 4 forward + reverse
Gear speeds: 1st 1 km/h · 2nd 5.6 km/h · 3rd 7 km/h · 4th 7.6 km/h
Rated speed: 3000 r/min
Operating temp: 0 – 40 °C
Storage temp: 0 – 40 °C

Compatible Batteries

Model	Chemistry	Capacity	Voltage	Weight	Charge Time
B1	Li-ion	36Ah / 799.2Wh	22.2V	4.95kg	8h
B2	LiFePO₄	15Ah / 336Wh	22.4V	2.73kg	4h
B3	LiFePO₄	30Ah / 672Wh	22.4V	5.5kg	7h

Charger

Input: AC 100-240V, 50/60Hz
Output: DC 25.2V
Power: C1 120W / C2 75W
Charging temp: 5 – 35 °C

Endurance (20°C still water, 100kg load)

Battery	Gear	Speed	Runtime	Range
B1 (36Ah)	4	7.6 km/h	140 min	18.6 km
B1	3	7 km/h	250 min	29.1 km
B1	2	5.6 km/h	480 min	44.8 km
B2 (15Ah)	4	7.6 km/h	60 min	8 km
B2	3	7 km/h	110 min	12.8 km
B2	2	5.6 km/h	251 min	23.4 km
B3 (30Ah)	4	7.6 km/h	120 min	16 km
B3	3	7 km/h	230 min	26.8 km
B3	2	5.6 km/h	420 min	39.2 km

Remote Watch

Control: 4-speed forward + reverse
Power: Hold 3s on/off; press for emergency stop
Pairing: Hold + and – 5s (white LED)
Battery indicator: Green 40–100% · Blue 10–40% · Red <10%
Charging: Magnetic USB, 5V adapter

Installation

Mount: Insert into standard paddleboard fin slot, secure with pin
Battery: Fasten with elastic cord, connect to thruster output

Emergency Switch (battery)

Disables remote control
Gear cycle: 2 → 3 → 4 → 2… (no reverse)

Maintenance

Thruster: Freshwater soak 15 min after saltwater use; run dry 30 sec every 2–3 months; do not store below 0°C
Battery: Store at 23.5–24V; check every 2–3 months; never fully discharge
Remote: Charge when blue; check every 2–3 months

⛵ Safety · Warnings essential

⚠️ 1. Read manual before use. Minors supervised. Not for under 12.
⚠️ 2. Inspect battery, remote & thruster before each use.
⚠️ 3. Each passenger must wear a certified PFD and carry a paddle.
⚠️ 4. Use in water >0.5m. Clear seaweed/net; power off.

⚠️ 5. Never insert fingers or body parts into propeller.
⚠️ 6. After seawater: rinse 10 min with fresh water, dry.
⚠️ 7. Use only original batteries. Others void warranty.

🌊 Y04 Thruster · silent power

weight (no battery)

1.24 kg

rated power

330 W

max thrust

8 kgf

speed gears

4 + reverse

operating temp.

0 – 40 °C

storage temp.

0 – 40 °C

rated speed

3000 r/min

compatible batteries

B1 · B2 · B3

1 gear 1 km/h

2 gear 5.6 km/h

3 gear 7 km/h

4 gear 7.6 km/h

⏳ Endurance · Y04 20°C · still water · 100kg

Battery	Gear	Speed (km/h)	Time (min)	Range (km)
B1 36Ah · 22.2V	4	7.6	140	18.6
	3	7	250	29.1
	2	5.6	480	44.8
	1	1	—	—
B2 15Ah · 22.4V	4	7.6	60	8
	3	7	110	12.8
	2	5.6	251	23.4
	1	1	—	—
B3 30Ah · 22.4V	4	7.6	120	16
	3	7	230	26.8
	2	5.6	420	39.2
	1	1	—	—