Bennett Hydraulic Trim Tab Systems with One Box/Boat Indicator Control.
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Description
Description
Bennett Hydraulic Trim Tab Systems with One Box/Boat Indicator Control
Models
129OBI – 12x9 Hydraulic Trim Tab System, 12v, One Box Indication
1212OBI – 12x12 Hydraulic Trim Tab System, 12v, One Box Indication
189OBI – 18x9 Hydraulic Trim Tab System, 12v, One Box Indication
1812OBI – 18x12 Hydraulic Trim Tab System, 12v, One Boat Indicator Control
249OBI – 24x9 Hydraulic Trim Tab System, 12v, One Box Indication
2412OBI – 24x12 Hydraulic Trim Tab System, 12v, One Boat Indicator Control
309OBI – 30x9 Hydraulic Trim Tab System, 12v, One Box Indication
3012OBI – 30x12 Hydraulic Trim Tab System, 12v, One Boat Indicator Control
Product Description
The Bennett Hydraulic Trim Tab Systems with One Box or One Boat Indicator Control provide reliable planing performance by enabling boats to get on plane quickly and maintain it at intermediate speeds. They correct listing and uneven loads while improving visibility and safety. These systems reduce pounding and eliminate porpoising, offering a smoother boating experience. Featuring an exclusive transom mount interlocking tab design, these tabs balance loads, increase efficiency, and enhance performance. Known for power, precision, and durability, Bennett’s standard hydraulic (classic) trim tab systems come with multiple control options across various sizes. The hydraulic power unit has a current draw of 20 Amp MAX at 12v.
Key Features
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Enables fast planing and staying on plane at intermediate speeds
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Corrects listing and uneven loads for balanced handling
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Improves visibility and safety on the water
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Reduces pounding and eliminates porpoising
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Exclusive transom mount interlocking tab design for secure installation
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Known for power, precision, and durability
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Low maintenance with long-term value and ease of service
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Hydraulic Power Unit 20 Amp MAX current draw at 12v
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Available with One Box Indication or One Boat Indicator Control
Comparison Table
| Feature | 129OBI (12x9) | 1212OBI (12x12) | 189OBI (18x9) | 1812OBI (18x12) | 249OBI (24x9) | 2412OBI (24x12) | 309OBI (30x9) | 3012OBI (30x12) |
|---|---|---|---|---|---|---|---|---|
| Tab Dimensions | 12" x 9" | 12" x 12" | 18" x 9" | 18" x 12" | 24" x 9" | 24" x 12" | 30" x 9" | 30" x 12" |
| Hydraulic Actuators | 2 x A1101A | 2 x A1101A | 2 x A1101A | 2 x A1101A | 2 x A1101A | 2 x A1101A | 2 x A1101A | 2 x A1101A |
| Power Unit | V351HPU1 | V351HPU1 | V351HPU1 | V351HPU1 | V351HPU1 | V351HPU1 | V351HPU1 | V351HPU1 |
| Control | OBI9000H | OBI9000H | OBI9000H | OBI9000HH | OBI9000H | OBI9000HH | OBI9000H | OBI9000HH |
| Hydraulic Power Unit Draw | 20 Amp MAX @ 12v | 20 Amp MAX @ 12v | 20 Amp MAX @ 12v | 20 Amp MAX @ 12v | 20 Amp MAX @ 12v | 20 Amp MAX @ 12v | 20 Amp MAX @ 12v | 20 Amp MAX @ 12v |
What’s in the Box
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(2) Trim plane assemblies (size per model)
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(2) Hydraulic actuators (A1101A)
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(1) Hydraulic power unit (V351HPU1)
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Hydraulic tubing and hardware
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OBI9000H One Box or OBI9000HH One Boat Indicator control
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Documentation

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