| Battery safety certification |
The rechargeable battery pack should be certified to UL 2271, where applicable to the battery’s intended use as a light electric vehicle battery. |
Prefer a battery model with a traceable certification record, defined operating limits, and documented installation instructions. |
Request the exact battery model, certification identification, test scope, user manual, and safety data. Confirm that the certificate applies to the supplied battery pack rather than only to an individual cell. |
Pass only with verifiable documentation |
| Battery management system |
The battery should include a BMS that monitors cell voltage and temperature and protects against overcharge, over-discharge, overcurrent, and short circuit. |
Protection functions should be specified in the technical manual, including operating and cutoff limits. |
Check the BMS specification and ask whether fault events are recorded or indicated. Do not rely only on a general statement such as “smart battery.” |
Required |
| Battery enclosure |
The enclosure should protect the battery from road spray, dust, accidental contact, vibration, and foreseeable impact. |
Use a mechanically secured enclosure with protected terminals, strain relief, sealed cable entries, and no exposed high-current connections. |
Inspect the enclosure, mounting points, cable glands, connectors, drainage provisions, and access-panel seal. Confirm that the battery cannot shift during braking or uneven-road travel. |
Required |
| Ingress protection rating |
Electrical enclosures should have an IP rating tested or declared according to IEC 60529. |
IP54 can provide dust protection and protection against water splashes. IP65 provides dust-tight protection and protection against water jets. IP67 adds temporary immersion protection under the specified test conditions. |
Verify the complete IP code and which component it covers. Check whether the rating applies to the battery enclosure, charger, charging inlet, controller, or the entire cart. An IP rating does not automatically confirm resistance to pressure washing, chemicals, or saltwater. |
IP54 minimum for sheltered use; IP65 preferred for exposed outdoor use |
| Water and cleaning conditions |
The selected cart should match the resort’s rainfall, irrigation, poolside exposure, cleaning method, and storage conditions. |
For poolside or frequently washed vehicles, select sealed connectors and an enclosure rating suitable for water jets; avoid directing high-pressure water at seals, vents, connectors, or the charging port unless expressly permitted. |
Read the cleaning instructions and inspect charging-port covers. Confirm whether the cart must be dry before charging and whether outdoor charging is allowed. |
Match the IP rating to the actual environment |
| Charger compatibility |
The charger’s output voltage, charging profile, connector polarity, and current must be compatible with the battery and BMS. |
Use only the charger specified for the exact battery chemistry and nominal pack voltage. A charger intended for one battery chemistry should not be substituted for another without written approval. |
Compare the charger label with the battery manual. Verify output voltage, maximum current, connector pinout, charging algorithm, and applicable electrical safety approvals. |
Required |
| Charging protection |
The charging system should provide overvoltage, overcurrent, short-circuit, over-temperature, and abnormal-condition protection. |
Prefer automatic charge termination or transition to a documented maintenance mode, temperature monitoring, reverse-polarity protection, and protection against charging a battery outside its permitted temperature range. |
Request the charger datasheet and battery charging procedure. Confirm whether charging is prohibited when the battery is wet, damaged, overheated, frozen, or showing a fault code. |
Required |
| Charging location |
Charging should occur in a designated, dry, ventilated area away from combustible materials and guest traffic. |
Provide protected outlets, cable management, physical separation between chargers, clear emergency access, and a documented charging inspection routine. |
Inspect the proposed charging room or shelter. Check outlet grounding, residual-current protection where required by local rules, ventilation, lighting, and fire-safety procedures. |
Required for fleet operation |
| Energy capacity and range |
Select capacity based on route length, passenger load, slopes, stop-and-go operation, temperature, tire pressure, and reserve requirements. |
Estimate energy use from the manufacturer’s test method, then retain an operational reserve rather than planning to use the full rated range. |
Ask for the test conditions behind the range claim. Conduct a loaded route trial covering the longest normal shift and the steepest regular gradient. |
Accept only after route validation |
| Thermal and weather performance |
The battery, charger, and controller should have stated operating and storage temperature ranges. |
Confirm performance for the resort’s hottest, coldest, and most humid conditions. Charging limits may differ from driving limits. |
Review the technical specifications and verify whether charging is limited at high or low temperatures. Provide shade and avoid storing the cart in direct heat where possible. |
Required for local climate |
| Mechanical suitability |
The cart must be rated for the intended passenger count, payload, terrain, gradient, braking duty, and daily operating hours. |
Confirm gross vehicle weight rating, payload, turning radius, ground clearance, braking system, parking brake, lighting, mirrors, seat belts, and rollover or stability provisions where applicable. |
Compare the specification sheet with the actual route and maximum passenger load. Perform a controlled test on slopes, ramps, wet pavement, and tight service areas. |
Required |
| Maintenance and fleet control |
The supplier should provide inspection procedures, fault diagnostics, replacement intervals, training, and parts support. |
Maintain records for battery condition, charging faults, connector damage, tire pressure, brakes, steering, lights, and IP-seal condition. |
Request a preventive-maintenance schedule and written procedures for damaged, swollen, leaking, unusually hot, or water-exposed batteries. |
Required for multi-cart fleets |
| Final acceptance decision |
Do not approve a cart when safety-critical evidence is missing or when the stated rating does not cover the intended operating environment. |
Approve only when battery documentation, IP evidence, charger compatibility, charging protections, route performance, and maintenance support have all been reviewed. |
Use a signed pre-purchase checklist and retain manuals, certificates, inspection records, and commissioning test results. |
Approve / Conditional approval / Reject |