Doesn't seem to, seriously doubt anyone is making controllers with polyphonic aftertouch anymore, below are the specs and it does not say "Polyphonic" aftertouch:
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Fatar SL880PRO Studiologic 88 Note Ful Size Controller
Features & Specifications
88 Note -- Weighted Hammer Action Keys
Velocity Sensitive with Aftertouch
Pitch Bend Wheel and Modulation Wheel
Top Panel Includes the following items:
4 buttons for the enabling and disabling of the four keyboard zones
Enter/Edit button
2 scroll buttons (Up/Down) for Edit parameters
10 LEDs indicating the active parameter
4 LEDs indicating which zone button is active (On/Off)
Four Zones for Splits and Programmable Layers
Numerical Keypad Corresponding to the Keys of the Central Octave
Rear Panel
2 Parallel MIDI outputs
Sustain Input jack
Volume Input jack
DC Input jack
Power Switch and LED
Memory for the Storage of Last Used Zone Parameters
8 Zone Specific Velocity Curves
8 Global Velocity Curves
Size: 52.3" x 13.7" x 4.75"
Weight: 44 lbs.
