H21LOB, a Electronic Component type part.

Optoswitch (non-inverting)

More information: octopart.com

Suppliers

Name Info
Mouser 512-H21LOB
Digikey H21LOB-ND
MakerBot Industries /electronics/components/h21lob.html

Where is it used?

Module Subassembly
Opto Endstop v2.0 The opto endstop board, ready to provide endstops.
Opto Endstop v2.1 The opto endstop board, ready to provide endstops.
Opto Endstop v2.2 The opto endstop board, ready to provide endstops.
Opto Endstop v3.0 The opto endstop board, ready to provide endstops.

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