49956A is a molded cable assembly produced by Belden. It is a 37-position shielded D-Sub for RS-449 applications, where the assembly is exposed to a high noise environment. It features S-R PVC insulation, aluminum foil plus braid shield (super shield), and PVC jacket.
The 49956A is a 37‑position shielded D‑Sub molded cable assembly designed for RS‑449 applications in high‑noise environments. It features S‑R PVC insulation, a foil‑plus‑braid super shield, and a PVC outer jacket.
Key characteristics include 36 conductors of 24 AWG tinned copper, a Beldfoil® outer shield, an overall nominal diameter of A80 in., and UL‑rated temperature of 80 °C. The assembly meets UL Style 2464 (300 V, 80 °C) and is EU RoHS compliant.
| Number of Conductors | 36 |
|---|---|
| Number of Pins | 37 |
| Outer Shield Trade Name | Beldfoil® |
| Outer Jacket Material | PVC (Polyvinyl Chloride) |
| Overall Nominal Diameter | A80 in. |
| Maximum Operating Voltage | 300 V RMS (UL 300 V RMS) |
| UL Temperature Rating | 80 °C |
| Plenum Rating | N (non‑plenum) |
The 49956A assembly has 37 pins.
The outer jacket is made of PVC (Polyvinyl Chloride).
No, the cable is not plenum rated (Plenum = N).
It is rated for up to 300 V RMS.