HJL2 Linear Actuator Torque for electric adjustment systems

Technical specifications

Fitment & verification

How to identify the correct unit: locate the reference number stamped on your original component or in the vehicle parts catalogue, then cross-check it against the number below before ordering. Trim and market variants exist for many applications, so the short check is worth the minute before checkout.

How to identify & confirm fitment in 4 steps

1. Locate the OE / reference number on your old part or in the vehicle parts catalogue.
2. Match it to HJL2 shown on this page.
3. Send your VIN and engine code plate so our team runs an exact-fit check.
4. Receive fitment confirmation before we dispatch your order.

Cross-reference coverage for hjl2 linear actuator and linear actuator fitment is listed above; confirm your VIN before ordering.

Overview & context

A direct-fit compatible replacement referenced by HJL2 for the applications listed in the fitment block.

Key features

Buyers searching linear actuator 8000n look for the strengths listed here: direct fit, verified reference and wholesale packing.

Construction & materials

Built to the original equipment drawing, the Linear Actuator follows the same inspection checkpoints as the reference sample. Tolerances that affect installation are held to the drawing rather than adjusted on the bench.

• Surface treated to resist corrosion in road and workshop conditions.
• Dimensional check against the reference sample before packing.

Material and build choices answer the most common linear actuator replacement, linear actuator catalog and linear actuator guide questions from workshop buyers.

Application & fitment

The fitment block above lists the markets and model families this reference is stocked for, so buyers can match demand without re-checking every listing.

Technical insights

Deep dive. Because this is the torque-oriented member of the family, its service partners are driveline, not electrical. Gearbox lubricant condition governs output behaviour, so during any actuator replacement inspect the driven lever, coupling, keys, and pins for wear and renew them in the same session; a new actuator driving a worn keyway develops backlash that reads as a control fault. Grease pivot points of the driven mechanism while the assembly is apart. Check the mating linkage for bent or elongated holes, and confirm the controller and any limit cams or switch actuators are within spec, since hard stalls at worn limits stress the gearbox on every cycle.

Field note. Torque variants are heavier for their length than plain units, and that changes handling. Keep the gearbox oriented upright during transport and storage so gear lubricant stays seated on the mesh; long spells on end can starve upper bearings on first start. Protect the output shaft and its keyway with the factory cap, since a damaged key or burr on the shaft ruins coupling fitment. Never carry the unit by the output lever. In storage, bar the output by hand every few weeks to move lubricant film, keep the connector capped against humidity, and avoid stacking that loads the gearbox flange sideways.

Application context. Installation preparation should centre on alignment and current behaviour. Use a soft-jaw vise when fitting couplings so shaft surfaces are not marked, tighten coupling screws to a consistent torque with thread locker, and align the output linkage with a straightedge to keep bending loads off the gearbox flange. Before final hookup, run a stall-current test on a current-limited supply with the correct breaker fitted; the measured figure becomes your baseline for later diagnostics. Wire the limit switches per the drawing and prove rotation direction with a brief pulse before connecting the load. Re-check all fasteners after the first hundred cycles.

Field note. Torque output follows temperature more than users expect. Cold lubricant raises viscous drag, so starting torque in a frosty workshop is higher and stall margins shrink; a machine that barely starts its load on a winter morning is often not failing, just cold. Conversely, repeated heavy cycles in summer heat soak the gearbox and thin the grease, raising noise and accelerating wear, so respect cool-down periods in continuous duty. Watch the shaft seal area through seasonal changes: stiffened seals add drag, and condensation drawn through a temperature-cycling breather can fog the housing. Any milky lubricant found means entry and service, not top-up.

Deep dive. Batch-level buying for torque units should prove the drivetrain, not just the motor. Require lot traceability for the gearbox and per-batch records covering backlash measurement, no-load running noise, and stall-current readings, and keep the sheets inside the shipment cartons. On receiving, sample one unit per batch: bar the output by hand to feel for notchiness, run a current-limited stall check, and compare against the retained golden sample from the approved batch. Specify shaft protection caps and upright orientation marks on the cartons, and hold a small approved spares stock so a rejected batch never leaves a production line waiting on one unit.

Application context. Version traps concentrate in ratio, rotation, and interface. Torque-tuned variants trade speed for output through different internal ratios, so a nominally similar unit from the same maker can move the load visibly slower; confirm rated output and speed as a pair before substitution. Output shaft and keyway options differ between versions, and couplings bought for one will not seat on another. Rotation direction and the limit-switch actuation method (mechanical cam versus electronic) must match the controller, since reversed direction at full load damages driven tooling instantly. Finally, verify connector type and pinout against your harness rather than assuming continuity across the range.

Technical background. Torque-type electric actuators behave differently from plain thrust cylinders in adjustment systems, and HJL2 reflects that distinction. Output is specified as rotational torque converted through a screw mechanism, so performance ratings must be read together with the lead of the screw and the load path. In practice, this means sizing checks should account for stiction at the joint, not just steady-state load, because startup torque demand can exceed running values. Engineers moving from fixed-speed push rods to torque-controlled units should also expect feedback signals and closed-loop current limits to become part of everyday commissioning.

Technical background. Integration success for HJL2 depends on how well its companions in the electric adjustment chain are matched. The drive controller must support the actuator feedback interface, whether that is an incremental encoder, a hall-based sensor set, or a fieldbus such as CANopen, so verify protocol agreement before ordering accessories. Power supplies deserve equal attention: cable runs shared with solenoids or heaters can inject noise into feedback lines and cause position jitter. Harness designers should also leave slack at the moving end of the actuator, since repeated articulation is the most common cause of connector fatigue in adjustment systems.

Field note. Commissioning checks for HJL2 should run in a defined order before the adjustment system is released to users. Start with a low-speed jog in both directions while watching motor current; a clean, symmetrical trace confirms nothing binds in the mechanism. Next, verify end-of-travel behavior and confirm the unit holds position with power removed, since backdriving under load reveals missing self-locking or brake faults. Calibrate the zero point with the actual furniture or seat load attached, then repeat ten full cycles at working speed. Log baseline current and temperature for later comparison during service visits.

Deep dive. Storing precision electromechanical units like HJL2 calls for more care than standard motor spares. Keep actuators in their original antistatic packaging, since encoder and sensor electronics are vulnerable to electrostatic discharge long before installation. Warehouses should hold stock at moderate, stable temperatures and avoid condensing humidity, which corrodes screw threads and degrades lubricant film over time. Leave the shaft in its retracted shipping position to protect seals and threads, and resist test-bench cycling of display units, because every unnecessary stroke consumes rated life. Rotate stock first-in, first-out so connectors and greases never age past their useful window.

Workshop note. Adjustment actuators integrate limit switches or position feedback; industry FAQ sources note that limit switches must be correctly set, and improper setting can drive the mechanism into its hard stops and damage the unit.

Workshop note. Interior-mounted adjustment actuators are usually specified to at least IP54, while exterior positions need higher ingress ratings – a distinction that matters when one platform serves both locations.

Workshop note. Torque-type electric actuators for adjustment systems convert DC motor torque through a gearbox and screw into linear motion; automotive variants typically run on a 12 V DC vehicle supply.

Application note. Published automotive guidance places powered seat and interior adjustment actuators in the 500-3000 N force range with strokes of roughly 50-300 mm and low-noise operation as a design priority.

Workshop note. Compact torque-option actuators documented in this segment span roughly 30-150 N at speeds from 4 to 30 mm/s, showing how torque gearing trades force against speed.

The engineering notes above compile verified reference, material and application data for aftermarket linear actuator and compatible linear actuator.

Quality & testing

Inspection runs on an AQL sampling plan: incoming material, in-process checkpoints and a final release check are recorded on the batch sheet.

After-sales & warranty

12 Months limited warranty against manufacturing defects. Coverage applies to correctly installed units; keep the batch date code so any claim is processed against its inspection record. Stroke, load and control-signal questions are answered by our technical team before dispatch.

Why choose Vidishi Auto

Linear Actuator — Linear Actuator. Supplied under Vidishi Auto with batch traceability and trade-grade packing; volume pricing and private-label options are available on request. Linear actuators are supplied for automation, medical and vehicle lift applications.

Logistics & packing

We ship worldwide to distributors and garages from China, Dongguan. Each Linear Actuator is packed in a single-unit export carton. Actuators ship with the rod retracted and locked in protective packaging. Tracked air or sea freight is arranged per order volume.

Bulk quantities of linear actuator supplier and linear actuator bulk order ship in mixed containers from China, Dongguan.

Frequently asked questions

Compliance disclaimer

Vidishi Auto is an independent supplier. This is an aftermarket compatible replacement, not a genuine OEM part. Brand names are trademarks of their respective owners and are used only to identify fitment.

Trade & wholesale support

Wholesale terms are quoted per market: volume breaks, mixed-SKU containers and private-label options are all handled by the trade desk. Control-signal and mounting-bracket drawings are available on request.

Trade desk replies with quotation, MOQ and lead time in one business day.

Enquiries about wholesale linear actuator and linear actuator price receive quotations within one business day.

Stroke & load control

Actuator orders are matched to the application specification; the control interface below is confirmed before dispatch.

• Pre-dispatch checks: the OE / reference number is matched against your old part before packing; finish / style (Silver) is confirmed with the quotation.

Installation and service notes for oem linear actuator, linear actuator controller and linear actuator micro are confirmed by our technical team before dispatch.

• Stroke, load rating and control signal are confirmed against your specification before dispatch.
• Mounting-bracket and wiring details are confirmed with the quotation.

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Feedback & control options

Control interfaces are matched to the application; the options below are confirmed before dispatch.

• Configuration checks: the supplied configuration is confirmed against your order before dispatch; application covers HJL2.
• Control signal type and feedback options are confirmed against your specification before dispatch.

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• Limit-switch and potentiometer configurations are confirmed with the quotation.
• Control cables and connectors are quoted with the unit where required.

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Mounting & duty cycle

Mounting and duty data decide actuator service life; the scope below is confirmed with every order.

• Reference checks: the OE / reference number is matched against your old part before packing.
• Mounting-bracket pattern and clevis details are confirmed against your specification before dispatch.

Application data for linear actuator control, electric linear actuator 12v and 12 volt electric linear actuators is confirmed against your specification before dispatch.

• Duty-cycle and speed requirements are confirmed with the quotation.
• Units are function-checked before protective export packing.

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