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Surplus Laboratory Equipment & Primary Standards For Sale
Gently-used laboratory instruments for sale at a reasonable price

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Ashcroft 1305-D Portable Deadweight Tester
  • Accuracy: 0.1% of reading
  • Operating pressure: 15 psi to 10,000 psi
  • Includes two 5psi and two 25psi
    stainless steel pistons and cylinders
  • Includes original non-magnetic die cast zinc weights
  • Includes two connection pipes
  • Includes spare o-rings
  • Includes three adjustment wrenches

Fluke 5700A Multifunction Calibrator
  • DC voltage to 1100V
  • AC voltage to 1100V, from 10Hz to 1MHz
  • AC and DC current to 2.2A, with output available from 10Hz to 10kHz
  • Interface for the Fluke 5725A Amplifier
  • IEEE-488 (GPIB) interface
  • RS-232C serial data interface
  • 100, 110, 115, 120, 200, 220, 230, or 240 VAC ±10%; 47Hz to 63Hz operation
  • Wideband connector option available

Federal 130B-24 Gage Block Comparator

  • The preferred choice of all major calibration laboratories. It is specifically designed for the measurement of gage blocks by comparison, with no compromises made. The model 130B-24 provides the ultimate in resolution and reproducibility for measurement of industry’s most important dimensional standards.
  • Unique 'Floating Measuring Frame' assures true point-to-point measurement
  • Single sensor design for the lowest possible electronic noise
  • Precise counterbalancing for control of measurement forces
  • Resolution of 0.1 microinch/0.001 micrometer
  • Repeatability of 0.2 microinches/0.005 micrometers (6s < 1 microinch/0.025 micrometer)
  • Measurement capacity from 0.010" through 4" (0.25 mm through 100 mm)

Wavetek 4808 Multifunction Calibrator
  • The unit has the following options:
    • 10 - DCV ranges to 200V
    • 20 - ACV ranges to 200V
    • 30 - 1000 V range for ACV and DCV
    • 40 - DCI and ACI to 2 A
    • 50 - Resistance ranges
    • 80 - 115V 60 Hz line operation
  • AC/DC Volts
    • Range: 100mV to 1000V
    • Accuracy AC: 0.0405 %
    • Accuracy DC: 0.0007 %
  • Resistance:
    • Range: 10Ω to 100MΩ
    • Accuracy: 0.007%
  • AC/DC Current
    • Range: 100µA to 10A
    • Accuracy AC: 0.0000085%
    • Accuracy DC: 0.015
  • AC Frequency Range 10Hz to 1MHz

Sartorius CC50000 Weighing Scale

  • Max: 60kg
  • Readability: 0.01g

    Contact us to make an offer or call 800.552.5115

General Radio 1413-9700-00 Precision Decade Capacitor

  • Six precision decades provide a range of 0 to 1.11111 µF
  • Increments as small as 1 pF
  • 0.05% + 0.5 pF accuracy
  • 6-digit resolution
  • High and low connections on back of unit

ESI SR104 10,000 Ohm Resistance Standard

  • Highest accuracy and stability less than 0.2ppm per year
  • Lowest temperature coefficients less than 0.1ppm per °C at 23°C
  • Initial accuracy: ±1ppm, / ±0.5ppm/year thereafter
  • Breakdown voltage: 500V peak to case

GenRad 1417 Four Terminal Capacitance Standard

  • The GenRad 1417 Four-Terminal Capacitance Standard consists of a 1 µF standard capacitor
    and two precise inductive voltage dividers used to scale the value of the 1 µF capacitor up to 1 F in decade steps
  • 0.25% direct-reading capacitance accuracy
  • 0.1% or better ratio accuracy
  • 7  Switch-Selected Standard Capacitance Values: 
    • 1 µF , 10 µF , 100 µF , 1 mF , 10 mF ,100 mF , 1 F
  • 3 Switch-Selected Test Frequencies: 
    • 100 Hz, 120 Hz, 1 kHz

Contact us for more information

T-Com 440B T-ACE Digital Communication Tester
  • A comprehensive test set, designed for DS3, DS1, & DS0
  • Handles applications as diverse as installing and maintaining T1 high capacity circuits, channel banks, M13 multiplexers, digital switches/PBXs, and DS0A/B Data services
  • Has dual DS1 receivers and transmitters, DS0 channel access testing [and speaker], including complete transmission measurement capabilities
  • Simultaneous 24 channel signaling display
  • Full Duplex drop-and-insert
  • Independent auto-frame
  • Auto pattern sync
  • Summary screen for automatic T1 or F-T1 error display and capture
  • Complete BERT test patterns
  • RS-232-C Printer/Modem Interface

GenRad 1490D Decade Inductor

  • An assembly of four 940 decade-inductor units in a single metal cabinet
  • The units have no electrical connection to the panel, but a separate ground terminal is provided,
    which can be connected to the adjacent low terminal, leading to the smallest decade
  • Set any value from 1mH to 1110mH in 1mH steps
  • Accuracy: 0.8% to 2% (depending or decade)
  • Total inductance of 11.11 H in 0.001 H steps
  • 3A max. capacity
  • Maximum voltage of 500 Vrms

Tektronix 2465A 350MHz 4CH Analog Oscilloscope

  • 4-channel portable analog oscilloscope
  • 350 Mhz bandwidth
  • 1 ns rise time
  • Auto-setup
  • Setup sequencing
  • On-screen trigger level readout
  • Save and recall settings
  • Four independent channels

Fluke 5450A Resistance Calibrator

  • Designed to verify the resistance-measuring accuracy of precision multimeters,
    either manually or as part of an automated calibration system
  • 17 standard resistor values in one enclosure
  • Decade values from 1.0 Ω to 100 MΩ
  • 1.9 multiples from 1.9 Ω to 19 MΩ
  • True passive resistors for low noise and offset
  • 4-wire or 2-wire operation
  • Automatic meter error calculation
  • IEEE-488 Interface

Telecommunication Techniques Corporation (TTC)
Model 30554 Interface Module T-BERD 209 T-Carrier Analyzer

  • Test and measurement solution for technicans who install, test, monitor, and maintain T1 links and equipment
  • T1 modes include:
    • Unframed, for compatibility with existing test equipment on circuits where framing is not required
    • Framed, for testing circuits which include multiplexers, digital access, crossconnect switches through which only framed data will pass - D4, ESF, and SLC-96 data formats
    • Test loopback and line loopback, which simulate a CSUs loopback features and are useful when installing or troubleshooting T1 spans

Mitutoyo 515-319 Height Master E-Type .5-12"

  • Slimmer version of the standard height master
  • features all essential specifications required in a versatile height standard
  • Smallest reading .0001"
  • Smallest graduation on the micrometer thimble is .0001" direct
  • Zero point of the thimble is fully adjustable for calibration purposes
  • Staggered measuring block configuration
  • Digital Counter .0001"
  • Three-digit counter provides quick and trouble-free reading to the thousandths of an inch
  • Dimension: 5.95(W) x 18.5(H) x 5.45(D)

Fluke 8920A True RMS Voltmeter

  • True-rms ac with readout in volts or dB
  • AC or ac + dc measurements
  • Autoranging
  • Selectable dBm reference impedance
  • Analog display ro peak/null adjustments
  • Rear panel linear analog output
  • Relative dB measurements
  • 10 Hz to 20 MHz
  • 180 uV to 700 V

Fluke 931B RMS Differential Voltmeter
  • Designed for rapid measurements of ac waveforms regardless of their shape
  • Accuracies to ±0.05%
  • Five digit readout and automatic indicating decimal point.
  • Employs the principle of the differential thermocouple transfer standard to obtain its high degree of accuracy.
  • Unique solid-state circuitry to accomplish the transfer automatically and almost instantly as the voltage readout dials are adjusted to their proper setting
  • Voltage range 0.003 to 1100V 11 ranges
  • Frequency range: 2 Hz to 2 MHz

Contact us for more information

  

Agilent / HP 437B Power Meter with option W30

  • High-performance, single-channel, programmable, average power meter compatible with the 8480 family of power sensors
  • Depending on which power sensor is used, the 437B can measure from -70 dBm (100pW) to +44 dBm (25W) at frequencies from 100 kHz to 110 GHz
  • Power reference for automatic calibration and zeroing
  • Duty cycle entry for a convenient peak power representation of the measurement average power
  • Ten preloaded sensor card factors versus frequency
  • Frequency Range: 100 kHz to 110 GHz

CDI 1001-O-ETT Torque Tester

  • Torque Range: 10 - 100 oz-in (7.0 - 70.6 N-cm)
  • 1/4" drive
  • Completely portable or can be mounted in almost any position
  • Powered by rechargeable NiCad batteries
  • Read-out head can be adjusted for easy viewing
  • Accuracy +/- 0.5%of indicated value (10 – 100% full range), +/- 1 increment or least significant digit
  • Four modes of operation – peak mode, power tool mode, first peak mode and track mode.  Not suitable for impact or pulse tools
  • Dual scale – English / Nm
  • Reads bi-directional (CW or CCW)

GenRad 1419A Polystyrene Decade Capacitor

  • The capacitance and dissipation factors are constant with frequency,
    essentially noninductive, very low dielectric absorbtion
  • The dielectric is specially prepared of purified high-molecular-weight polystyrene,
    having very high resistance and freedom from interfacial polarization
  • Moisture sealing with Teflon feed-through insulators assures
    high performance under adverse humidity conditions
  • Maximum capacitance of 1.11µF in steps of 0.001µF
  • Accuracy of ±1%

Fluke 8520A Digital Multimeter

  • Designed for system and bench applications
  • 5 1/2-digit resolution
  • Built-in system interface circuits
  • Choice of DC, true rms AC volts, 2 and 4-wire ohms and conductance
  • Conductance function provides a simple way to measure resistance from 10 Mohms to 100,000 Mohms
  • 520 readings per second
  • 20 ppm basic DC accuracy
  • IEEE-488 system interface

Dundick Plug Gage Set Go / No-Go Class X

  • Plug gage set Go / No-Go
  • .0516/.0665-.780/.840
  • Class X

General Radio W10MT3W Variac Autotransformer

  • Rated current amperes 10.0
  • Max current amperes 13.0
  • KVA 1.56
  • Output voltage range to140V
  • Meter range 300W to 1500W
  • Meter voltage range to 150V
  • 2 or 3 wire cord and receptacle

General Radio 1433-J Decade Resistor, 11.11 KΩ

  • Total resistance 11,110Ω
  • Min step 1
  • No of dials 4
  • Low temperature coefficient
  • Good frequency characteristics
  • Excellent stability
  • Low zero resistance
  • May be used for RTD simulation

HP 3490A Multimeter

  • Measures DC voltages (100 mV to 1000 V f.s.), AC voltages (100 mV to 1000 V f.s.)
  • Ranging is automatic over all ranges on all functions
  • AC voltage measurements can be made from the 1 V range provides 10 µV of AC voltage resolution
  • Resistance measurements can be made, utilizing the four-wire conversion technique

Pace Soldering Process Monitor
  • Measures tip Temperature
  • Measures the difference in potential between tip and ground
  • Measure the resistance between tip and ground

Contact us for more information

  

Wilcom Model T247 Calibration Checker
  • Sources test conditions for T136 circuit test sets
    • 23 mA loop current
    • 1 dB circuit loss condition
    • 30 dBRNC circuit noise
    • 90 dBRNC power influence
  • Frequencies: (325, 500, 1000, 3000, 4000) Hz
  • Allows reference signal strength to be adjusted +/- 10 dB
  

Tempo Research Tonearc Transmitter Final Test Fixture
  • Sources test conditions for calibrating ToneArc Testers:
    • Short Circuit
    • 70 Ω standard impedance
    • 70 KΩ
    • 1180 Ω
    • Open circuit
    • 20 V DC current into 100 KΩ
    • 200 V DC current into 1 MΩ

Contact us for more information

  

Sierra 415A-4 PCM Span Repeater Test Set
  • For use in maintenance of PCM carrier line facilities and repeaters
    • Span line fault locating
    • Performance testing
    • In-service error monitoring
    • Repeater pre-installation tests
  • Accommodates three separate line signals
    • T1 (1.544 Mb/s)
    • T148C (2.364 Mb/s)
    • T1C (3.152 Mb/s)

Contact us for more information

  

Industrial Technology Model 334 T-Bug Tester

Contact us for more information

  

3M 701 Test Kit for Static Control Surfaces
  • The kit meets the intent of ANSI/ESD Standard 4.1, "Worksurfaces - Resistive Characterization." ANSI/ESD Standard 7.1, "Floor Materials - Resistive Characterization of Materials," and MIL-PRF-87893, "Workstation, Electrostatic Discharge (ESD) Control," for auditing purposes.
  • The meter has separate scales and test settings for measuring surface-to-ground and surface-to-surface resistance at two prescribed test voltages (10V and 100V), and system continuity. The scales are both color-coded and numbered, and easy to read.

Contact us for more information

  
Home Careers News Surplus Equipment Packing List Terms / Warranty Emergency Service Contact Contact Us
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A2LA Accredited
A2LA Accredited Calibration
In-Lab / On-Site
ISO/IEC 17025:2005
ANSI/NCSL Z540-1-1994
Certificate 1625.01 		ABS Quality Evaluations
ISO 9001:2008 Certified
• Calibration Management
• Repairable Asset Management
• Preventive Maintenance Management
Certificate 34299 		NCSL International
NCSLI Member
National Conference of Standards Laboratories International		 MeasurePT - Measurement Proficiency Testing
MeasurePT Reference Lab
Improving Measurement Quality
through Proficiency Testing
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