Multiflex H2 Lite 55 Light Duty Single Cable Steering Helm With 90° Bezel

The Multiflex H2 / LM-H-201 Lite 55 Mechanical Steering Helm is a compact single-cable rotary helm for compatible light-duty mechanical steering installations. It provides approximately 2.5 steering-wheel turns, has a 37.5mm shaft and uses the Multiflex SC-18 steering cable. The steering-wheel shaft has a standard 3/4-inch taper.

Product Identification

• Brand: Multiflex
• Model / item code: H2
• Common supplier reference: LM-H-201
• Supplier helm-and-bezel variant: LM-H-201A-B
• Product series: Lite 55
• Product category: Mechanical marine steering helm
• Product type: Single-cable rotary steering helm
• Manufacturer classification: Reduction gear design
• Manual mechanism description: Internally meshed planetary gear arrangement
• Cable configuration: Single cable
• Primary packaged system: MS2-XX
• Compatible Multiflex cable: SC-18-XX
• Official packaged bezels: B3B or B3W
• Published complete-system rating: Up to 55HP
• Steering-wheel turns: Approximately 2.5
• Maximum steering-wheel diameter: 16in / 406mm
• Shaft length: 37.5mm
• Steering-wheel shaft: Standard 3/4in taper
• Maximum cable travel: 9in / 228mm
• Minimum system bend radius: 9.8in / 250mm
• Maximum working load at tiller end: 5000N / 500kg
• Overall front width: 159mm
• Main body width: 133mm
• Overall height: 136mm
• Rear body depth: 77mm
• Overall axial length: 146mm
• Net helm weight: 1.86kg
• Gross helm weight: 1.96kg
• Dashboard thickness: 12.7–54mm
• Minimum rear space: 130mm
• Central cutout: 83mm
• Fixing holes: Three x 10mm
• Mounting orientations: Five positions at 45° increments
• Helm-cover material: Aluminium alloy on current H2 page
• Gear and shaft material: Zinc alloy
• Non-reaction mechanism: Not published
• Dometic / SeaStar helm cross-reference: SH8050
• Ultraflex helm cross-reference: T67
• Steering cable included: No
• Dashboard bezel included: No, unless sold as a combined variant
• Steering wheel included: No
• Engine connection kit included: No

What Is the Multiflex H2 Used For?

The H2 is the dashboard-mounted mechanical gearbox in the Multiflex Lite 55 steering system. It converts steering-wheel rotation into linear push-pull movement through one SC-18 steering cable.

• Small single-outboard steering systems
• Multiflex MS2-XX Lite 55 packages
• Light-duty mechanical steering installations
• Replacement of an existing H2 helm
• New installations using an SC-18 cable
• Verified replacements for compatible SH8050 or T67 installations

What Is Included?

• 1 x Multiflex H2 Lite 55 mechanical steering helm

Not included unless expressly stated:

• SC-18 steering cable
• B3B or B3W bezel
• Steering wheel
• Engine link arm
• Splashwell mounting kit
• Clamp block
• Rudder or tiller connection
• Engine-specific hardware
• Hydraulic steering components

How Many Steering Cables Does the H2 Use?

The H2 uses one SC-18 steering cable.

Which Steering Cable Is Compatible?

• Multiflex cable: SC-18-XX
• Dometic / SeaStar cross-reference: SSC131
• Ultraflex cross-reference: M58
• Maximum travel: 228mm
• Minimum system bend radius: 250mm

Is the H2 Suitable for Engines Up to 55HP?

The complete MS2 system is published for engines up to 55HP. Do not exceed the boat manufacturer’s horsepower rating or the rating of the lowest-rated steering component.

Which Bezel Is Used?

• B3B: Black bezel
• B3W: White bezel
• B3B Dometic / SeaStar reference: SB39452P

The standalone H2 does not automatically include a bezel.

Which Steering Wheels Are Compatible?

The H2 uses a standard 3/4-inch tapered steering-wheel shaft. The current MS2 manual publishes a maximum wheel diameter of 16in / 406mm.

What Are the Published H2 Specifications?

• Steering-wheel turns: Approximately 2.5
• Maximum wheel diameter: 406mm / 16in
• Shaft length: 37.5mm
• Maximum travel: 228mm / 9in
• Minimum bend radius: 250mm / 9.8in
• Maximum tiller-end working load: 5000N / 500kg
• Operating temperature: -20°C to +60°C

What Are the H2 Dimensions?

• Overall front width: 159mm
• Main body width: 133mm
• Overall height: 136mm
• Rear body depth: 77mm
• Overall axial length: 146mm

What Dashboard Cutout Is Required?

• Dashboard thickness: 12.7–54mm
• Minimum rear space: 130mm
• Central cutout: 83mm
• Fixing holes: Three x 10mm
• Mounting positions: Five at 45° increments

Are Installation Torque Values Published?

• Bezel bracket: 15Nm
• Helm to bracket: 25Nm
• Cable end fitting: 6Nm

The steering-wheel section contains conflicting 17Nm and 35Nm instructions. Confirm the correct current steering-wheel bolt torque with Multiflex before tightening.

What Materials Are Used?

• Current H2 helm cover: High-pressure die-cast aluminium alloy
• Gear and shaft: High-pressure die-cast zinc alloy
• LM-H-201A-B supplier cover description: Wear-resistant engineering plastic

Confirm the complete part number before publishing the cover material.

How Does the H2 Differ From the Multiflex H3?

Multiflex H2:

• Lite 55 system
• Up to 55HP
• SC-18 cable
• Approximately 2.5 turns
• 37.5mm shaft
• 228mm travel

Multiflex H3:

• Reduction 150 system
• Up to 150HP
• SC-16 cable
• Approximately 4 turns
• 97mm shaft
• 230mm travel

Which Helms Cross-Reference to the H2?

• Dometic / SeaStar: SH8050
• Ultraflex: T67

Confirm the cable interface, cutout, shaft projection, bezel and rear clearance before substitution.

Is the H2 a Non-Reaction Helm?

No non-reaction or no-feedback mechanism is published for the H2.

Can the H2 Be Used with Hydraulic Steering?

No. The H2 is a mechanical helm and does not replace a hydraulic helm pump, cylinder, hoses or fluid system.

Does the H2 Include Engine Connection Hardware?

No. Link arms, tilt-tube fittings, splashwell mounts, clamp blocks and rudder connections are supplied separately.

Construction and Design

• Multiflex H2 Lite 55 steering helm
• Single-cable rotary steering design
• Reduction-gear classification
• Approximately 2.5 steering-wheel turns
• 37.5mm shaft
• Standard 3/4-inch taper
• 228mm cable travel
• 250mm minimum system bend radius
• 5000N tiller-end working load
• Five cable-entry orientations
• Compatible with SC-18 cable
• SH8050 and T67 cross-references
• Cable, bezel, wheel and engine connection supplied separately

Installation and Safety

• Confirm the exact H2 variant
• Do not exceed 55HP or the boat manufacturer’s rating
• Use a compatible SC-18 cable
• Use the current MH2-MT mounting template
• Confirm 12.7–54mm dashboard thickness
• Provide at least 130mm rear clearance
• Maintain a minimum 250mm system bend radius
• Keep the cable clear of sharp edges and electrical wiring
• Secure the cable approximately every 2m
• Confirm the correct steering-wheel bolt torque
• Check correct port and starboard movement
• Recheck fasteners after the first two hours
• Do not operate the vessel if steering binds or develops excessive play

Maintenance

• Service every 30 days in salt water
• Service every 90 days in fresh water
• Arrange specialist inspection at least every two years
• Check fasteners monthly
• Wash away salt deposits
• Inspect metal components for corrosion
• Inspect the cable conduit for damage
• Replace worn or damaged components

Key Features

• Multiflex H2 Lite 55 steering helm
• Single-cable mechanical steering
• Compatible with SC-18 cable
• Complete system published up to 55HP
• Approximately 2.5 steering-wheel turns
• 37.5mm shaft with standard 3/4-inch taper
• 228mm cable travel
• 250mm minimum bend radius
• 5000N tiller-end working load
• Five mounting orientations
• 83mm dashboard cutout
• SH8050 and T67 cross-references
• Steering cable, bezel, wheel and engine hardware supplied separately