Reverse Voltage - 50 to 1000 Volts Forward Current - 4.0 Amperes

The plastic package carries Underwriters Laboratory
  Flammability Classification 94V-0
Ideal for printed circuit boards
Low reverse leakage
High forward surge current capability
High temperature soldering guaranteed:260℃/10 seconds,0.375”(9.5mm) lead length,  5 lbs. (2.3kg) tension