NL 5448

15.5mm symbol tube manufactured by National Electronics

The NL 5448 is a clear glass symbol nixie tube manufactured by National Electronics. It can display the plus and minus sign, a OL sign and has two decimal points. The OL sign is very uncommon along nixie tubes, and might be used in measurement devices to display "OVERLOAD" of the selected measurement mode. The tube is identical to the B5448
Brand/ManfacturerNational Electronics
Same Types
Likely Tyes
Symbol height (mm)15.5
Display+,-,OL
Decimal pointleft, right
BaseRTS-54
Starting Voltage (typ)170 V
Maintaining Voltage (typ)0 V
Current per Segment2mA
Reccomend Resistor10kOhm@170V, 39kOhm@250V, 56kOhm@300V according to datasheet