EV Charging Pile Session Log Industrial TF Card 64GB 256GB U3 V30 Class 10
Product Summary
Product Details
EV Charging Pile Session Log
,Interrupted Write File Recovery
,U3 V30 Sustained Write Class
Product Description
An EV charging pile session log is audited in two directions at once: upward to the operator, who needs session revenue, and downward to the driver, who wants a receipt that matches the kWh on the app. Start time, connector state, meter readings, power module temperature, stop reason and fault code are written in short intervals while a vehicle charges, and a charge point that loses that record cannot reconcile a disputed session or explain a failed handshake weeks later.
This industrial TF card holds the EV charging pile session log inside the enclosure, where a field engineer can read it without a backhaul link. It is offered in 64GB, 128GB and 256GB on the SD6.1 UHS-I interface, formatted exFAT for large session archives and rated C10, U3 and V30 so writes continue while the controller polls several connectors at once. Sequential read reaches 180MB/s, which shortens the download of a month of logs during a site visit and keeps the session archive easy to hand to an auditor.
Enclosure conditions are the harder part. A DC fast charger cabinet in direct sun can sit above 60C internally and a winter forecourt can drop past -15C, so the -25C to 85C window is specified for the whole service life rather than for a storage test. Endurance is rated at 3,000 program and erase cycles, a realistic budget for an industrial TF card rewritten every few minutes, and LDPC error correction keeps the volume mountable when a unit is switched off at the breaker during maintenance instead of through a clean shutdown.
Delivery is supported with per lot evidence rather than promises: thermal chamber cycling across the rated window, sustained write testing at class and capacity verification before packing, all filed against the lot number. That record lets a charge point builder answer a customer audit without repeating tests on the finished unit.
| Model | Capacity | Speed Class | Read / Write | File System |
|---|---|---|---|---|
| S2504GTLCA | 4GB | C10 U3 V30 A1,A2 | A1:90 / 50 MB/s A2:180 / 150 MB/s |
FAT32
|
| S2508GTLCA | 8GB | C10 U3 V30 A1,A2 | A1:90 / 50 MB/s A2:180 / 150 MB/s | FAT32 |
| S2516GTLCA | 16GB | C10 U3 V30 A1,A2 | A1:90 / 50 MB/s A2:180 / 150 MB/s | FAT32 |
| S2532GTLCA | 32GB | C10 U3 V30 A1,A2 | A1:90 / 50 MB/s A2:180 / 150 MB/s | FAT32 |
| S2564GTLCA | 64GB | C10 U3 V30 A1,A2 | A1:90 / 50 MB/s A2:180 / 150 MB/s | exFAT |
| S25128GTLCA | 128GB | C10 U3 V30 A1,A2 | A1:90 / 50 MB/s A2:180 / 150 MB/s | exFAT |
| S25256GTLCA | 256GB | C10 U3 V30 A1,A2 | A1:90 / 50 MB/s A2:180 / 150 MB/s | exFAT |
| S2564GTLIA | 64GB | C10 U3 V30 A1,A2 | A1:90 / 50 MB/s A2:180 / 150 MB/s | exFAT |
| S25128GTLIA | 128GB | C10 U3 V30 A1,A2 | A1:90 / 50 MB/s A2:180 / 150 MB/s | exFAT |
| S25256GTLIA | 256GB | C10 U3 V30 A1,A2 | A1:90 / 50 MB/s A2:180 / 150 MB/s | exFAT |
| Parameter | Specification |
|---|---|
| Interface | SD6.1, UHS-I |
| Capacity | 64GB / 128GB / 256GB |
| Speed Class | C10, U3, V30 |
| Sustained Write | Up to 150MB/s |
| Sequential Read | Up to 180MB/s |
| Endurance | 3,000 program / erase cycles |
| Operating Temperature | -25C to 85C |
| Error Correction | LDPC ECC, power loss tolerant |
| File System | exFAT |
| Data Retention | 10 years at 25C |
- AC wallbox fleets in residential and workplace car parks recording per session energy
- DC fast charger cabinets storing power module temperature and stop reason codes
- Load management controllers merging several connectors into one site log
- Solar carport and storage assisted sites logging generation and dispensed kWh
- Depot chargers for bus and van fleets, where downtime is measured in vehicles not hours
- U3 and V30 classes keep the session write queue short when several connectors report together
- Extended temperature rating removes the need for enclosure heating in winter forecourts
- LDPC correction preserves the last EV charging pile session log before an unplanned breaker reset
- exFAT keeps a year of session files in one folder for simple extraction
- Lot level test records shorten the audit trail for type approval
Why not store sessions only in the cloud backend?
Backends fail, SIM contracts lapse and coverage in underground car parks is poor. An industrial TF card holds the local copy of the EV charging pile session log so reconciliation still works after an outage.
Will a session file be readable after a power cut?
The card relies on firmware level LDPC correction so the volume mounts on restart and logging resumes. The record covering the interruption itself may be lost, which is normal for removable media.
Which capacity suits a busy DC site?
Text based session records are compact, so an industrial TF card of 64GB covers a long period for a single unit. Sites that keep waveform captures or power module traces usually specify 128GB or 256GB.
Can the card be pre formatted and labelled for our brand?
Yes. exFAT formatting is standard, custom labelling and packaging print are available, and capacity verification is performed on the labelled media before packing.
How does the U3 V30 rating help an AC wallbox?
It sets a floor for sustained write behaviour, so the controller is not waiting on the media when a driver starts a session and metering begins.
