As the equipment moves, the connection must stay secure.
The blade, drive, and sensors each carry different working loads. Consider vibration, peak current, and harness fixing together, so the connection adapts to real operating conditions.
Blade drive
For interfaces near the blade deck, consider current, vibration, and grass clippings together. Harness anchoring and connector locking are equally critical.
Keep connectors away from blades, flying stones and moving pinch points; secure the harness as specified and leave room for replacement.
Confirm these items first.
- Does the connection between motor and driver carry DC or phase lines?
- What are the continuous load, stall peak, duty cycle, and temperature rise requirements?
- How many power contacts and how many position/temperature feedback contacts are needed?
Catalog ratings do not directly equal motor phase current or locked-rotor peak capability. Existing CAD does not prove the part has passed the specified whole-machine vibration conditions; terminal retention and mating validation should be verified.
| Part no. / structure | Contact count | Rated voltage | Rated current / contact | Mounting method | Conductor cross section / cable outer diameter | Protection / basis |
|---|---|---|---|---|---|---|
| LLT-M25-35003F1031 Push-lock · solder | 3 pins | 600 V | 35 A | Wire-to-wire | ≤ 4 mm² Cable Ø 3.5–13 mm | IP67 Catalog p. 79 |
| LLT-M29-50003F1032 Push-lock · screw-clamp wire | 3 pins | 600 V | 50 A | Wire-to-wire | Not listed Cable Ø 10–15 mm | IP67 Catalog p. 94 |
Ratings are listed per the corresponding catalog configuration; unstated AC/DC system, wiring order, and protocol require confirmation. The "≤" conductor value is the published upper limit, and the cable outer diameter must fall within the sealing accommodation range.
Travel drive
Power and control can be routed separately or grouped in a hybrid interface. Arrange routing according to the range of motion and steering actions.
Check the cable harness movement path to prevent cable weight and repeated bending from acting directly on the contacts.
Confirm these items first.
- Are the left and right drives independent, and how many contacts does each motor circuit require?
- Are encoder, Hall, or temperature signals combined?
- What are the steering angle, suspension travel, and dynamic bend radius?
The M25 3+9 catalog example lists values separately for the two contact groups and does not apply values from other development models. The M29 5-pin catalog rating is 20 A and is not increased because a 50 A product exists in the same series.
| Part no. / structure | Contact count | Rated voltage | Rated current / contact | Mounting method | Conductor cross section / cable outer diameter | Protection / basis |
|---|---|---|---|---|---|---|
| LLT-M25-20309F1031 Push-lock · solder | 3+9 contacts | power：300 V signal：100 V | power：20 A signal：5 A | Wire-to-wire | ≤ 2.5 mm² ≤ 0.3 mm² Cable Ø 3.5–13 mm | IP67 Catalog p. 79 |
| LLT-M29-20005F1051 Threaded · solder or screw wire locking | 5 contacts | 250 V | 20 A | Wire-to-wire · straight | ≤ 2.5 mm² Cable Ø not listed | IP67 Catalog p. 98 |
Ratings are listed per the corresponding catalog configuration; unstated AC/DC system, wiring order, and protocol require confirmation. The "≤" conductor value is the published upper limit, and the cable outer diameter must fall within the sealing accommodation range.
Sensors and control
Position, attitude, collision, and status signals each define their own electrical interface. Compact multi-pin connectors keep maintenance units clearer.
Identify ports by module marking; after replacement, check sensing and shutdown functions per the whole-machine requirements.
Confirm these items first.
- Are the sensors discrete, analog, or digital bus?
- Is a safe stop involved? What are its diagnostics and redundancy requirements?
- What are the power supply, cable length, shielding, and available mounting space?
The specific connection points are engineering inferences based on device functions; public sources do not disclose STIGA internal wiring. Sensor interfaces are not automatically claimed to be functional-safety certified components.
| Part no. / structure | Contact count | Rated voltage | Rated current / contact | Mounting method | Conductor cross section / cable outer diameter | Protection / basis |
|---|---|---|---|---|---|---|
| LLT-M12-05008F1051 Threaded · soldered wire | 8 contacts | 60 V | 5 A | Wire-to-wire | ≤ 0.2 mm² Cable Ø 3.5–6.1 mm | Not listed Catalog p. 20 |
| LLT-M16-05008F1031 Push-lock · solder | 8 contacts | 110 V | 5 A | Wire-to-wire | ≤ 0.3 mm² Cable Ø 3.5–8.5 mm | IP67 Catalog p. 40 |
| LLT-M19-05008F1031 Push-lock · solder | 8 contacts | 100 V | 5 A | Wire-to-wire | ≤ 0.5 mm² Cable Ø 6–10 mm | IP67 Catalog p. 59 |
Ratings are listed per the corresponding catalog configuration; unstated AC/DC system, wiring order, and protocol require confirmation. The "≤" conductor value is the published upper limit, and the cable outer diameter must fall within the sealing accommodation range.
Battery and charging
Verify battery removal and charging interfaces separately. Beyond continuous current, consider contact springs, mis-mating prevention, and mating conditions.
Follow the equipment power-off and replacement procedure; protect unmated contact surfaces.
Confirm these items first.
- What are the battery's maximum voltage, charging current, and discharge current?
- Does the interface need pre-charge, interlock or communication contacts?
- What are the mating cycles, locking, polarity, and touch-protection requirements?
This page does not claim compatibility with STIGA batteries or chargers. Without proof of loaded mating, the push-lock feature is not described as hot-swap capability.
| Part no. / structure | Contact count | Rated voltage | Rated current / contact | Mounting method | Conductor cross section / cable outer diameter | Protection / basis |
|---|---|---|---|---|---|---|
| LLT-LPEVH6-120X-M6 Push-lock · see catalog for wiring | 1 pin | 1500 V | A not listed | Panel socket | Not listed Cable Ø 8–12 mm | IP67 Catalog p. 123 |
Ratings are listed per the corresponding catalog configuration; unstated AC/DC system, wiring order, and protocol require confirmation. The "≤" conductor value is the published upper limit, and the cable outer diameter must fall within the sealing accommodation range.
What you may want to know before selecting.
Does using a higher-current connector solve vibration problems?
Not necessarily. Contact retention, mating depth, locking structure and cable anchoring all affect contact stability under vibration. Verification should be performed with the actual combination of current, vibration and temperature.
Can IP68 or IP69K be taken to mean the whole device can withstand high-pressure washdown?
No. You must verify the test conditions, mating state, panel and cable-end sealing for that model, and observe the cleaning requirements of the overall equipment; the protection of the equipment and of an individual connector are not the same conclusion.
Which information should you provide first to select the right product faster?
Circuit list, continuous and peak current, power/signal contact counts, cable specifications, installation space, and vibration and washdown conditions. If a mating connector already exists, also attach drawings or samples.
Application reference and catalog basis
Public equipment information is used to understand circuit roles and does not indicate any supply or intermateability relationship between LLT and the referenced brands.