| PartNumber | AP-ISD04GCS4A-8T | AP-ISD04GCS4A-3T | AP-ISD04GCS4A-2CM |
| Description | Memory Cards IND. SD Card SLC 4GB | Memory Cards Industrial SD 4GB | Memory Cards ISD-M 4GB |
| Manufacturer | Apacer | Apacer | Apacer |
| Product Category | Memory Cards | Memory Cards | Memory Cards |
| RoHS | Y | Y | Y |
| Product | SD Cards | SD Cards | SD Cards |
| Configuration | SLC | SLC | - |
| Memory Size | 4 GB | 4 GB | 4 GB |
| Sustained Read | 23 MB/s | - | - |
| Sustained Write | 17 MB/s | - | - |
| Active Mode Current | 55 mA | - | - |
| Operating Supply Voltage | 3.3 V | - | - |
| Minimum Operating Temperature | 0 C | - | - |
| Maximum Operating Temperature | + 70 C | - | - |
| Dimensions | 32 mm x 24 mm x 2.1 mm | - | - |
| Packaging | Tray | Tray | Tray |
| Brand | Apacer | Apacer | Apacer |
| Product Type | Memory Cards | Memory Cards | Memory Cards |
| Factory Pack Quantity | 50 | 50 | 50 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Series | - | - | ISD-M |