Connect2it, LLC
Spring probes, pogo probes BGA, PGA, LGA probes and fine interconnects, conductive elastomers, micro test clips, switch probes, automotive probes, automation test systems and pin loaders. (Pop-ups and consoles too)
http://www.connect2it.com/

United Sensor Corporation
Offers a wide variety of temperature and pressure sensing probes.
http://www.unitedsensorcorp.com

U.S. Sensor Corporation
U.S. Sensor manufactures precision thermistors, thermistor probes and thermistor assemblies for temperature measurement, control and compensation applications.
http://www.ussensor.com/

IQ Scientific Instruments
Hach pH Meter Ultra Rugged pH Systems with Stainless Steel Probes and ISFET Silicon Chip Sensors
http://www.phmeters.com/

Shenyang HB Enterprise Company
Manufacturer of sensors and instrumentation including pressure sensor, temperature sensor and flow sensor.
http://www.hb-siit.com

Quality Thermistor Inc.
Manufactures through hole and SMD NTC and PTC thermistors, thermistor beads and probes, temperature probes and thermistor probes. Online catalogue, application notes and purchasing.
http://www.thermistor.com/

Molecular Probes Gallery
Invitrogen is committed to being the leading provider of novel fluorescent reagents and detection solutions that advance scientific and biomedical research worldwide.
http://www.probes.com/servlets/gallery/

Applied NanoStructures
The US manufacturer High Quality AFM Probes, SPM Probes, Probe Tips, MFM probes, EFM Probes, Contact Mode Probes, Non-contact Mode Probes, Silicon Probes, Silicon Nitride Cantilevers, Tipless Cantilever, Gold Coated Cantilevers, Pt coated Cantilvers, Gold Coated Tips, Silicon MEMS Structures including SPM and AFM tips and Nano-Apertures .
http://www.appnano.com/

Anchor Probes for Comparative Mapping of Grass Species
Article in which probes from different libraries were used to hybridize seven cereals at the Department of Plant Breeding and Biometry, Cornell University, NY.
http://greengenes.cit.cornell.edu/anchors/

Sensor Measurement
Marketing and servicing of process control instrumentation and sensor controls.
http://www.sensormeasurement.com