Dear Arthur101c,
Sorry that we do not have mbar pressure of BPTA-K1M.
This is the specification of this pump.
Can you see the data you need?
Rated Voltage: 12V DC
Operation Voltage: 8 ~ 16V
Rated Current: 0.7A
Power consumption: 8.4W
Maximum flow: 7.7 LPM
System Temperature: -25 ~ 80 °C
Noise Level: 24dBA
MTBF: 15,000 hours