120C
Marine
Change Drive Direction, Speed Changing, Speed Reduction
Cycloidal
Hardened Tooth Surface
Horizontal Type
Three-Step
Marine Gear Box
CCS ISO9001
ADVANCE
Shipping
432 X440 X 650 mm
Hangzhou
8483409000
Product Description
Advance 120C Light High Speed Marine Gearbox for Boats
120C marine gearbox possesses functions of speed reduction, ahead and astern, clutching and de-clutching, and bearing propeller thrust. Featuring in compact in structure, small in volume and light in weight, it can match high-speed engine to form ship power unit.
120C marine gearbox is suitable for small and medium boats such as yacht, traffic, passenger and cargo boats.
Input speed | 1000-2500r/min | ||
Reduction ratio | 1.48,1.94,2.45 | Trans. capacity | 0.10kw/r/min |
2.96 | 0.09kw/r/min | ||
3.35 | 0.08kw/r/min | ||
Control way | Push-and-pull flexible shaft, electrically | ||
Rated thrust | 25KN | ||
Center distance | 180mm | ||
L×W×H | 432×440×650mm | ||
Net weight | 225kg | ||
Flywheel | 6135Ca,SAE14,11.5 | ||
Bell housing | 6135Ca,SAE1,2,3 |
HCQ/HCA/HCM/HCV series light high-speed marine gearboxes self-developed by the company are designed of power ranging 20kW~2300kW, ratio ranging 1.5~3.5:1 and complete in specifications. Product with 'Q' in code is with cast iron housing, with 'M' aluminum housing and with 'A' and 'V' with down angle transmission structure. These products enjoy high market share, are widely used on various yacht, traffic boat, passenger boat. Product design and manufacturing capability are in national leading and international advanced level. Main features: 1. Possess functions of clutch & de-clutching, speed reduction and bearing propeller thrust; 2. Compact in structure, small in volume and light in weight; 3. High rated input speed and high manufacturing precision; 4. Good complete-machine performance, low noise and small vibration; 5. Match high-speed diesel engine, mainly used on medium-to-small high-speed boats; 6. Apply mechanical and automatic control, realizing local emergent control and remote control of the gearbox.

ADVANCE HCD800 - 3,429:1
MEDIUM/HEAVY DUTY GEARBOX
Reference number | A-HCD800-3,429 |
Brand | Advance |
Model | HCD800 |
Ratio | 3,429:1 |
Power | 1530 HP @ 1800 RPM |
Max. Power | 1530 HP @ 1800 RPM |
RPM Range | 1000-1800 |
Rated propeller thrust | 110 kn |
N/n | 0,85 hp/rpm |
FEATURES & OPTIONS
Sae housing | Without/sae-00 |
Controls | Mechanical |
Pto | Not available |
Coupling size | 21 /18 inch |
Coupling type | Rubber block drive, with alu. ring |
DIMENSIONS
Vertical offset | 450 mm |
LxWxH | 1056x1280x1341 mm |
Net. weight | 2200 kg |
AVAILABLE ARRANGEMENTS
Ratio | 3,96:1 | 3,429:1 | 4,167:1 | 4,391:1 | 4,905:1 | 5,474:1 | 5,889:1 |
Rate | 0,85 hp/rpm | 0,80 hp/rpm | 0,75 hp/rpm | 0,70 hp/rpm |
ADVANCE 135A - 5,06:1
MEDIUM/HEAVY DUTY GEARBOX
Reference number | A-135A-5,06 |
Brand | Advance |
Model | 135A |
Ratio | 5,06:1 |
Power | 212,4 HP @ 1800 RPM |
Max. Power | 236 HP @ 2000 RPM |
RPM Range | 1000-2000 |
Rated propeller thrust | 29,4 kn |
N/n | 0,118 hp/rpm |
FEATURES & OPTIONS
Sae housing | Without/sae-1 |
Controls | Mechanical/ electrical |
Pto | Not available |
Coupling size | 14 inch |
Coupling type | Rubber block drive, with alu. ring |
DIMENSIONS
Vertical offset | 225 mm |
LxWxH | 578x744x830 mm |
Net. weight | 470 kg |
AVAILABLE ARRANGEMENTS
Ratio | 2,03:1 | 2,59:1 | 3,04:1 | 3,62:1 | 4,11:1 | 4,65:1 | 5,06:1 | 5,47:1 | 5,81:1 |
Rate | 0,134 hp/rpm | 0,125 hp/rpm | 0,118 hp/rpm | 0,103 hp/rpm | 0,094 hp/rpm |
ADVANCE HCD600A - 5,44:1
MEDIUM/HEAVY DUTY GEARBOX
Reference number | A-HCD600A-5,44 |
Brand | Advance |
Model | HCD600A |
Ratio | 5,44:1 |
Power | 972 HP @ 1800 RPM |
Max. Power | 1134 HP @ 2100 RPM |
RPM Range | 1000-2100 |
Rated propeller thrust | 90 kn |
N/n | 0,54 hp/rpm |
FEATURES & OPTIONS
Sae housing | Without/sae-00 |
Controls | Mechanical |
Pto | Not available |
Coupling size | 21 /18 /14 inch |
Coupling type | Rubber block drive, with alu. ring/(high) flexible coupling |
DIMENSIONS
Vertical offset | 415 mm |
LxWxH | 745x1094x1271 mm |
Net. weight | 1550 kg |
AVAILABLE ARRANGEMENTS
Ratio | 3,32:1 | 4,7:1 | 4,18:1 | 4,43:1 | 5,44:1 | 5,71:1 | 5:1 |
Rate | 0,65 hp/rpm | 0,62 hp/rpm | 0,54 hp/rpm | 0,6 hp/rpm |
ADVANCE HC400 - 4,06:1
MEDIUM/HEAVY DUTY GEARBOX
Reference number | A-HC400-4,06 |
Brand | Advance |
Model | HC400 |
Ratio | 4,06:1 |
Power | 684 HP @ 1800 RPM |
Max. Power | 684 HP @ 1800 RPM |
RPM Range | 1000-1800 |
Rated propeller thrust | 82 kn |
N/n | 0,38 hp/rpm |
FEATURES & OPTIONS
Sae housing | Without/sae-0/sae-1 |
Controls | Mechanical/ electrical |
Pto | Not available |
Coupling size | 18 /16 /14 inch |
Coupling type | Rubber block drive, with alu. ring/(high) flexible coupling |
DIMENSIONS
Vertical offset | 264 mm |
LxWxH | 843x950x890 mm |
Net. weight | 820 kg |
AVAILABLE ARRANGEMENTS
Ratio | 1,5:1 | 1,77:1 | 2,04:1 | 2,5:1 | 3,25:1 | 3,38:1 | 3,42:1 | 3:1 | 4,06:1 | 4,61:1 | 4,94:1 |
Rate | 0,45 hp/rpm | 0,38 hp/rpm | 0,25 hp/rpm |

ADVANCE D300A - 4:1
MEDIUM/HEAVY DUTY GEARBOX
Reference number | A-D300A-4 |
Brand | Advance |
Model | D300A |
Ratio | 4:1 |
Power | 630 HP @ 1800 RPM |
Max. Power | 805 HP @ 2300 RPM |
RPM Range | 1000-2300 |
Rated propeller thrust | 60 kn |
N/n | 0,35 hp/rpm |
FEATURES & OPTIONS
Sae housing | Without/sae-0/sae-1 |
Controls | Mechanical/ electrical |
Pto | Available |
Note | If using flexible couping, rate will rise 8% |
Coupling size | 18 /16 /14 inch |
Coupling type | Rubber block drive, with alu. ring/(high) flexible coupling |
DIMENSIONS
Vertical offset | 355 mm |
LxWxH | 786x920x1040 mm |
Net. weight | 940 kg |
AVAILABLE ARRANGEMENTS
Ratio | 4,48:1 | 4:1 | 5,05:1 | 5,52:1 | 5,9:1 | 6,56:1 | 7,06:1 | 7,63:1 |
Rate | 0,33 hp/rpm | 0,35 hp/rpm | 0,30 hp/rpm | 0,25 hp/rpm | 0,20 hp/rpm | 0,17 hp/rpm |
Main Data
Input speed | 1000-2500r/min | ||
Reduction ratio | 4.00 | Trans. capacity | 0.257kw/r/min |
4.48 | 0.243kw/r/min | ||
5.05 | 0.221kw/r/min | ||
5.52,5.90 | 0.184kw/r/min | ||
6.56,7.06 | 0.147kw/r/min | ||
7.63 | 0.125kw/r/min | ||
Control way | Push-and-pull flexible shaft, electrically, pneumatically | ||
Rated thrust | 60KN | ||
Center distance | 355mm | ||
L×W×H | 786×980×1041mm | ||
Net weight | 940kg | ||
Flywheel | 12V135,SAE18,16,14 | ||
Bell housing | 12V135,SAE0,1 |


Our Service
Pre-Sales Service
* Inquiry and consulting support.
* Sample testing support.
* View our Factory.
After-Sales Service
* Training how to instal the machine, training how to use the machine.
* Engineers available to service machinery overseas.
model | ratio | Rate (HP/rpm) | Engine speed(rpm) | overall dimension L*W*H(mm) | Net Weight (kgs) |
MARINE GEARBOX 6 | 2.52 3.05 3.5 | 0.0044 | 1000~2100 | 350× 316× 482 | 58 |
MARINE GEARBOX 16A | 2.07 2.48 2.95 3.35 3.383 | 0.012 | 1000~2000 | 422× 325× 563 | 84 |
MARINE GEARBOX MD020 | 1.56 1.88 2.63 | 0.009~0.012 | 4000 | 281× 230× 221 | 15 |
MARINE GEARBOX MA100 | 1.6 2.0 2.55 3.11 3.59 3.88 | 0.006~0.009 | 1500~3000 | 236× 390× 420 | 75 |
MARINE GEARBOX MA125 | 2.03 2.46 3.04 3.57 4.05 4.39 4.7 | 0.011~0.02 | 1500~3000 | 291× 454× 485 | 115 |
MARINE GEARBOX MA142 | 1.97 2.52 3.03 3.54 3.95 4.5 5.06 5.47 | 0.013~0.03 | 1500~2500 | 308× 520× | 140 |
MARINE GEARBOX 40A | 2.07 2.96 3.44 | 0.025~0.03 | 750~2000 | 414× 610× 620 | 225 |
MARINE GEARBOX MB170 | 1.97 2.52 3.03 3.54 3.96 4.50 5.06 5.47 5.88 | 0.027~0.039 | 1000~2500 | 485× 610× 656 | 240 |
MARINE GEARBOX HCU65 | 2.045 2.50 3.068 3.427 | 0.045 | 1000~2200 | 504× 600× 808 | 260 |
MARINE GEARBOX HC65 | 1.53 2.03 2.50 2.96 | 0.044~0.048 | 1000~2500 | 311× 460× 544 | 130 |
MARINE GEARBOX 120B | 2.03 2.81 3.73 | 0.044~0.088 | 750~1800 | 605× 744× 770 | 400 |
MARINE GEARBOX 120C | 1.48 1.94 2.45 2.96 3.35 | 0.08~0.1 | 1000~2500 | 352× 694× 650 | 225 |
MARINE GEARBOX MV100 | 1.23 1.62 2.07 2.52 2.87 | 0.08~0.1 | 1500~3000 | 390× 630× 580 | 220 |
MARINE GEARBOX HCV120 | 1.509 2.016 2.524 | 0.076~0.01 | 1500~2500 | 502× 600× 847 | 300 |
MARINE GEARBOX 135 | 2.03 2.59 3.04 3.62 4.11 4.65 5.06 5.47 5.81 | 0.070~0.10 | 1000~2000 | 578× 744× 830 | 470 |
MARINE GEARBOX MB242 | 3.04 3.52 3.95 4.53 5.12 5.56 5.88 | 0.074~0.013 | 1000~2500 | 442× 744× 763 | 385 |
MARINE GEARBOX HC138 | 2.52 3.0 3.57 4.05 4.45 | 0.11 | 1000~2500 | 520× 792× 760 | 360 |
MARINE GEARBOX HC200 | 1.48 2.0 2.28 | 0.147 | 1000~2200 | 430× 744× 708 | 280 |
MARINE GEARBOX MB270A | 4.05 4.53 5.12 5.50 5.95 6.39 6.82 | 0.088~0.147 | 1000~2500 | 594× 810× 868 | 675 |
MARINE GEARBOX HCV230 | 1.485 1.956 2.483 | 0.146~0.184 | 1000~2200 | 568× 620× 1020 | 450 |
MARINE GEARBOX HCQ300 | 1.06 1.46 2.05 2.38 | 0.235~0.250 | 1000~2300 | 533× 681× 676 | 360 |
MARINE GEARBOX 300 | 2.04 2.54 3.0 3.53 4.1 4.61 4.94 5.44 | 0.125~0.257 | 1000~2300 | 638× 870× 864 | 740 |
MARINE GEARBOX D300 | 4.0 4.48 5.05 5.52 5.90 6.56 7.06 7.63 | 0.125~0.257 | 1000~2300 | 638× 920× 1040 | 880 |
MARINE GEARBOX T300 | 6.03 6.65 7.04 7.54 8.02 | 0.221~0.243 | 1000~2300 | 640× 920× 1110 | 1120 |
MARINE GEARBOX HCV400 | 1.388 2.0 | 0.274~0.30 | 1000~1800 | 780× 740× 1192 | 650 |
MARINE GEARBOX HC400 | 2.04 2.50 3.0 3.42 4.06 | 0.279~0.331 | 1000~1800 | 641× 890× 890 | 820 |
MARINE GEARBOX HCD400A | 3.96 4.33 4.43 4.70 5.0 5.53 5.89 | 0.272~0.331 | 1000~1800 | 641× 950× 988 | 1100 |
MARINE GEARBOX HCT400A | 6.096 6.49 6.93 7.42 7.95 8.40 9.0 9.47 | 0.243~0.331 | 1000~2100 | 784× 992× 1130 | 1450 |
MARINE GEARBOX HCT400A~1 | 8.15 8.69 9.27 9.94 10.60 11.46 12 | 0.262~0.331 | 1000~2100 | 869× 1100× 1275 | 1500 |
MARINE GEARBOX HC600A | 2.0 2.48 3.0 3.58 3.89 | 0.40~0.48 | 1000~2100 | 745× 1094× 1126 | 1300 |
MARINE GEARBOX HCD600A | 4.18 4.43 4.70 5.0 5.44 5.71 | 0.40~0.48 | 1000~2100 | 745× 1094× 1271 | 1550 |
MARINE GEARBOX HCT600A | 6.06 6.49 6.97 7.51 8.04 8.66 9.35 | 0.28~0.44 | 1000~2100 | 805× 1094× 1271 | 1600 |
MARINE GEARBOX HCT600A~1 | 8.23 8.82 9.47 10.8 11.65 12.57 | 0.331~0.441 | 1000~2100 | 878× 1224× 1346 | 1700 |
MARINE GEARBOX 750B | 1.49 1.97 2.48 2.92 | 0.55 | 600~1200 | 1117× 850× 1170 | 1600 |
MARINE GEARBOX CHT800 | 5.57 5.68 5.93 6.43 6.86 7.33 7.84 | 0.515~0.625 | 800~1800 | 1056× 1280× 1425 | 2000 |
MARINE GEARBOX 900 | 1.46 2.04 2.47 3.0 3.60 4.08 4.63 4.95 | 0.40~0.66 | 600~1600 | 1115× 850× 1310 | 1600 |
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