Siemens 3G-OTH-721867 — Technical Specifications

Name: Siemens 3G-OTH-721867 Miniature Circuit Breaker: 40 A Amps, 120/240V AC, 1 Poles, Std (MPN B140H). Key specifications — Amps: 40 A; AC Voltage Rating: 120/240V AC; Max. AIR Rating: 22kA at 120/240V AC; For Use With: Siemens P1 Panelboards; Phase: Single; Series: BL.
Brand: Siemens

The Siemens B140H is a 40 A, single-pole miniature circuit breaker from the BL Series, rated for 120/240V AC with a maximum AIR rating of 22kA at 120/240V AC. Designed for bolt-on installation in Siemens P1 panelboards, this standard-trip breaker provides overcurrent protection in single-phase electrical systems.

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Technical Specifications

Parameter	Value
AC	120/240V
Amps	40 A
Type	Std
Phase	Single
Poles	1
Series	BL
For Use With	Siemens P1 Panelboards
Max. AIR Rating	22kA at 120/240V AC
AC Voltage Rating	120/240V AC
Manufacturer Part Number	B140H