Catapult Rack TX vs Catapult RX4M
The Catapult RX4M costs about $75 more than the Catapult Rack TX and buys you RJ45 (Ethernet) and XLR Male. It takes 1 rack unit less, too.
Radial
Catapult Rack TXRadial
Catapult RX4M| Spec | Catapult Rack TX | Catapult RX4M |
|---|---|---|
| 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 | ~$375 |
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 RX4M
- 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.

