Catapult Rack TX vs Catapult RX4L
The Catapult Rack TX and the Catapult RX4L sit at about the same price, but the Catapult RX4L adds RJ45 (Ethernet) and XLR Male. It takes 1 rack unit less, too.
Radial
Catapult Rack TXRadial
Catapult RX4L| Spec | Catapult Rack TX | Catapult RX4L |
|---|---|---|
| Rack space | 1U | — |
| Weight | 6.0 lbs | 4.0 lbs |
| Power draw | Passive | Passive |
| Depth | 200 mm | 0 mm |
| I/O count | 18 | 5 |
| Price | ~$300 | ~$300 |
Highlighted where one is plainly lighter, smaller, cheaper or draws less. I/O count is left unmarked on purpose — more connectors you don't need is weight, cost and a bigger case.
Connectors only one of them has
Catapult Rack TX
- XLR Female
- etherCON
Catapult RX4L
- RJ45 (Ethernet)
- XLR Male
Settle it in your own rack
Specs decide less than fit does. Drop either one into your rig and see the real answer — what space is left, what the circuit draws, and whether every cable it needs actually lands somewhere.
Open the rack plannerFree, no sign-up. Both units are in the catalog.

