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489-S Switched Grounds
The Bittree B48DC-FNSSH/E3 M2OU12L 48pt 1.5RU 1/4" Long-Frame TRS to E3 Programmable Patchbays provides 48 channels of audio patching. This 1.5RU patchbay is available in five configurations. These patchbays have 2X24 TRS jacks on the front and E3 connectors on the rear. Normals and grounds are set at the factory saving you time but, you can can change normaling and grounding quickly.


12" Deep Chassis

1.5RU 48 Point 1/4" TRS to E3 Programable
B48DC-FNSSH/E3 M2OU12L
Full Normal / Switched Grounds

Price $1,170.00
Add to Cart


1.5RU 48 Point 1/4" TRS to E3 Programable
B48DC-HNSSH/E3 M2OU12L
Half Normal / Switched Grounds

Price $1,170.00
Add to Cart


1.5RU 48 Point 1/4" TRS to E3 Programable
B48DC-NNSSH/E3 M2OU12L
No Normals / Switched Grounds

Price $1,170.00
Add to Cart

7" Deep Chassis

1.5RU 48 Point 1/4" TRS to E3 Programable
B48DC-FNSSH/E3 M2OU7L
Full Normal / Switched Grounds

Price $1,170.00
Add to Cart


1.5RU 48 Point 1/4" TRS to E3 Programable
B48DC-HNSSH/E3 M2OU7L
Half Normal / Switched Grounds

Price $1,170.00
Add to Cart


1.5RU 48 Point 1/4" TRS to E3 Programable
B48DC-NNSSH/E3 M2OU7L
No Normals / Switched Grounds

Price $1,170.00
Add to Cart


  • Spacious 2x24 jack configuration with mono (even) jack spacing
  • Selectable normalling and grounding:
  • Circuits can be easily changed via shunts under both designation strips
  • Digital AES wire used for internal wiring
  • 2 x DS580-10SA-ASSY designation strip assemblies, "Over/Under" orientation
  • Mating hardware included with E3 rear interfaces
  • Mating hardware included with E3, E90, and ID (Punchdown) rear interface
  • 6" (15.24 cm) deep rear lacing bar included with E3 and ID (Punchdown) rear interfaces:
  • Alternative 3" (7.62 cm) deep lacing bar available
  • Options:
  • Rear Interface – choose from two standard rear interfaces:
  • E3 (3 pin ELCO connectors)
  • E90 (90 pin ELCO connectors) email Mr. Patchbay to order E90 rear interface
  • Normalling & Grounding
  • Normalling & Grounding – choose from eight standard configurations
  • Normalling – circuits can be programmed to full normal, half normal or non- normal
  • Grounding – can be programmed to bussed, isolated, or looped
  • Chassis Depth:
  • 12" (30.48 cm) deep, fully enclosed
  • 7" (17.78 cm) deep, fully enclosed
  • RoHS Compliance
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