| Specifications | R15-300 (5W) | R15-600 (10W) | R15-1200 (20W) | R7 (7W) | R14 (14W) | R21 (21W) | R28 (28W) |
|---|---|---|---|---|---|---|---|
| Operating Voltage | 15.4 | 15.4 | 15.4 | 15.4 | 15.4 | 15.4 | 15.4 |
| Operating Current | 0.3 | 0.6 | 1.2 | 0.45 | 0.9 | 1.35 | 1.8 |
| Weight (lbs./kg) | 0.6/0.29 | 1.0/0.46 | 1.9/0.88 | 0.594/0.269 | 0.981/0.445 | 1.42/0.644 | 1.8/0.816 |
| Dimensions | 11.5x21 | 11.5x38 | 12x73 | 23x14.5 | 42x14.5 | 60.75x14.5 | 79.75x14.5 |
| Rolled Dimensions | 11.5x4x3.75 | 11.5x4.25x4.25 | 12x4.25x4.5 | 14.5x4 | 14.5x4 | 14.5x4 | 15.5x4 |