Ventilation Safety Device (VSD)


Ø 40 / 150 ± 50mbar / SW=45mm

VSD with ventilation and burst function

• Independent ventilation and burst function in one device,
• Balances pressure between inside and outside of housing,
• Complete opening in case of combustion,
• Avoids harmful explosion of Li-Ion battery,
• Discharges harmful gases in case of combustion in a battery housing.

Products specifications
Material Body PA 66 Glass Fiber Reinforced
Cap PA 66 Glass Fiber Reinforced
Seal VMQ
Vent. Membran Oleophobic PTFE
Ingress Protection Rating
IP 66
IP 67
IP 69K
Flammability V0 according to UL94
Operating Temperature -40 °C to +80 °C
UL Environmental Rating Type 4X, Type 12, Type 13 acc. to UL 50E
Remarks • Vibration test performed acc. to road vehicles standard ISO 16750.
Size Ø 40
Pressure Balance Airflow for ΔP=70 mbar 400
Water Intrusion Pressure (mbar) > 150
Opening Pressure (mbar) 150 ± 50
Snap Length (SL) 15,0
Ø (SD) 38,2 mm
Spanner Width 45 mm
Outer Ø (D) 47,0 mm
Height (h) 13,6 mm
max. Height (H) 28,0 mm
Part Number VSD BJ40PL-CT150