The 150-340ESW is a four "AA" Cell Battery Holder with wire enclosed case with switch connection.
| Order# | Hold # of Batteries | Style | Type of Connection |
| 150-305 | 1 | Horizontal | PC Mount |
| 150-310 | 1 | Horizontal | Terminal |
| 150-310W | 1 | Horizontal | Wire |
| 150-320 | 2 | Horizontal | 9 Volt Snap |
| 150-320ESW | 2 | Horizontal | Enclosed Switch with Wire |
| 150-320W | 2 | Horizontal | Wire |
| 150-325 | 2 | Horizontal | Terminal |
| 150-339 | 4 | Horizontal | Terminal |
| 150-340 | 4 | Horizontal | 9 Volt Snap |
| 150-340ESW | 4 | Horizontal | Enclosed with Switch |
| 150-340W | 4 | Horizontal | Wire |
| 150-341 | 4 | Vertical | 9 Volt Snap |
| 150-342 | 4 | Horizontal / Piggyback | 9 Volt Snap |
| 150-343 | 4 | Horizontal / Piggyback | Wire |
| 150-360 | 6 | Vertical / Piggyback | 9 Volt Snap |
| 150-362 | 6 | Horizontal / Piggyback | 9 Volt Snap |
| 150-380 | 8 | Horizontal / Piggyback | 9 Volt Snap |
| 150-380W | 8 | Horizontal / Piggyback | Wire |
| 150-385 | 8 | Vertical / Piggyback | 9 Volt Snap |
WARNING
