NIH - Shared Instrumentation Grant (SIG)
Amount: $100K - $600K
NSF - Major Research Instrumentation Program (MRI)
Amount: $100K - $4M
NIH - High End Instrumentation Grant (HEI)
Amount: $750K - $2M
NSF - Chemistry Research Instrumentation and Facilities
Amount: Up to $500K
DoD - Defense University Research Instrumentation Program (DURIP)
Amount: $50K - $1M
NSF - Earth Sciences: Instrumentation and Facilities (EAR/IF)
Amount: Up to $750K
Other Helpful funding sites: