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Browse a comprehensive range of professional test and measurement equipment at TT Instruments, your trusted source for high-quality fibre optic, telecommunications, RF, and electronic testing solutions. Our full collection includes everything from OTDRs, optical spectrum analysers, and fusion splicers to power meters, inspection scopes, and optical loss test sets, all sourced from leading manufacturers such as Viavi Solutions, EXFO, Fluke Networks, Fujikura, and Keysight Technologies. At TT Instruments, we specialise in supplying professionally tested, cost-effective used equipment that supports installation, maintenance, and troubleshooting across fibre optic and electronic networks, helping engineers and businesses achieve accurate, reliable results with equipment they can trust.

Sumitomo TYPE-72C+ used fusion splicer front view, fibre optic splicing equipment

Sumitomo TYPE-72C+ fusion splicer angled view showing lid and splice chamber

Sumitomo TYPE-72C+ HD Core Aligning Fusion Splicer + FC-6RS Cleaver ARC 4620

Model: TYPE-72C+

Manufacturer: Sumitomo

In stock: 1

SKU: 8388 7G01

Condition: Used

Price: Sale price £1,780.75

Fluke Networks used network test equipment front view, professional cable and network analyser

Fluke Networks network tester side angle view showing ports and connectors

Fluke Networks LinkRunner AT 2000 LRAT-2000 Network Auto Tester

Model: AT 2000

Manufacturer: Fluke

In stock: 5

SKU: 8592 5E05

Condition: Used

Price: Sale price £1,015.75

Emerson 475 used handheld HART field communicator analyser front view

Emerson 475 Field Communicator HART Silver Edition v3.9

Model: 475

Manufacturer: Emerson

In stock: 1

SKU: 8582 7D03

Condition: Used

Price: Sale price £1,525.75

Sakura Tissue-Tek automated tissue stainer histology lab equipment for parts or not working

Sakura Tissue-Tek tissue stainer front panel controls close-up

Sakura Tissue-Tek Prisma Plus Automated Slide Stainer 6173

Model: Tissue-Tek

Manufacturer: Sakura

In stock: 1

SKU: 8584 XXXX

Condition: For parts or not working

Price: Sale price £5,095.75

Sakura Tissue-Tek used automatic coverslipper lab histology equipment for slide preparation

Sakura Tissue-Tek coverslipper side view showing unit housing and controls

Sakura Tissue-Tek Film 4742 Automated Film Coverslipper 230V

Model: Tissue-Tek

Manufacturer: Sakura

In stock: 1

SKU: 8583 FL00

Condition: Used

Price: Sale price £13,595.75

Logos Biosystems used automated cell counter lab equipment front view

Logos Biosystems cell counter side angle view used lab equipment

Logos Biosystems Luna FL L20001 Dual Fluorescence Cell Counter Luna-FL

Model: Luna FL L2000

Manufacturer: Logos

In stock: 1

SKU: 8585 5D03

Condition: Used

Price: Sale price £2,035.75

Fluke Networks used cable tester tracker test measurement inspection equipment

Fluke Networks cable tester side view showing ports and connectors

Fluke Networks LinkRunner AT 2000 LRAT-2000 Network Auto Tester Kit

Model: AT 2000

Manufacturer: Fluke

In stock: 1

SKU: 8594 6G05

Condition: Used

Price: Sale price £1,015.75

Kikusui PWR1600L used DC power supply 1600W programmable bench power supply front view

Kikusui PWR1600L DC power supply front panel controls and display close-up

Kikusui PWR1600L 1600W 0-80V 0-100A Wide Range DC Power Supply

Model: PWR1600L

Manufacturer: Kikusui

In stock: 1

SKU: 8590 4A03

Condition: Used

Price: Sale price £1,525.75

EXFO FTB-200 with FTB-7300D SM OTDR 1310/1550/1625 nm FTB-7300D-234B 39/38/36 dB0

EXFO FTB-200 with FTB-7300D SM OTDR 1310/1550/1625 nm FTB-7300D-234B 39/38/36 dB1

EXFO FTB-200 with FTB-7300D SM OTDR 1310/1550/1625 nm FTB-7300D-234B 39/38/36 dB

Model: FTB-200

Manufacturer: EXFO

In stock: 1

SKU: 8531 4B04

Condition: Refurbished

Price: Sale price £2,035.75

PerkinElmer B250-0100 used spectrophotometer accessory consumable for UV-Vis analysis

PerkinElmer B250-0100 spectrophotometer accessory side view showing construction detail

PerkinElmer B250-0100 Pharmacopoeia UV/Vis Calibration Standards Kit

Model: B250-0100

Manufacturer: PerkinElmer

In stock: 1

SKU: 8552 7F04

Condition: Used

Price: Sale price £505.75

PerkinElmer B250-0100 used spectrophotometer colorimeter benchtop UV-Vis analytical instrument

PerkinElmer B250-0100 spectrophotometer front panel controls and display

PerkinElmer B250-0100 UV/Vis Pharmacopoeia Calibration Standards Kit

Model: B250-0100

Manufacturer: PerkinElmer

In stock: 1

SKU: 8551 7F04

Condition: Used

Price: Sale price £505.75

Fujikura 31S fusion splicer refurbished unit, compact fibre optic splicing equipment

Fujikura 31S fusion splicer front view showing splicing chamber and electrodes

Fujikura 31S Active Cladding Fusion Splicer + CT08 Cleaver FSM-31S ARC ONLY 1000

Model: 31S

Manufacturer: Fujikura

In stock: 1

SKU: 8513 6E05

Condition: Refurbished

Price: Sale price £845.75

Fujikura 22S used fusion splicer fibre optic splicing equipment test measurement

Fujikura 22S fusion splicer side view showing controls and display

Fujikura 22S Active V-Groove Fibre Fusion Splicer FSM-22S ARC 1278

Model: 22S

Manufacturer: Fujikura

In stock: 1

SKU: 8515 6E05

Condition: Used

Price: Sale price £505.75

PerkinElmer B050-7805 used spectroscopy calibration standard accessory for lab instrumentation

PerkinElmer B050-7805 spectroscopy accessory side angle view showing construction detail

PerkinElmer B050-7805 & B250-0100 UV/VIS Calibration Standards Kit

Model: B050-7805

Manufacturer: PerkinElmer

In stock: 1

SKU: 8547 7E04

Condition: Used

Price: Sale price £675.75

Fujikura 22S used fusion splicer fibre optic splicing equipment

Fujikura 22S fusion splicer side angle view showing controls

Fujikura 22S Active V-Groove Fibre Optic Fusion Splicer FSM-22S ARC 2781

Model: 22S

Manufacturer: Fujikura

In stock: 1

SKU: 8514 6E05

Condition: Used

Price: Sale price £420.75

Nikon TU microscope objective lens used test equipment

Nikon TU objective lens side view used microscope accessory

Nikon TU Plan Fluor EPI 50x/0.80 CFI60 Microscope Objective MUE12500

Model: TU

Manufacturer: Nikon

In stock: 1

SKU: 8553 CB02

Condition: Used

Price: Sale price £420.75

Nikon TU microscope objective lens used test equipment for microscope accessories

Nikon TU objective lens side view showing optical construction and threading

Nikon TU Plan Fluor 20x/0.45 A EPI OFN25 WD4.5 Microscope Objective

Model: TU

Manufacturer: Nikon

In stock: 1

SKU: 8555 CB02

Condition: Used

Price: Sale price £335.75

Nikon L series used microscope objective lens for optical microscopy applications

Side view of Nikon L microscope objective lens showing barrel and thread mount

Nikon L Plan 40x/0.65 OFN25 WD 1.0 Microscope Objective MUE00400

Model: L

Manufacturer: Nikon

In stock: 1

SKU: 8554 CB02

Condition: Used

Price: Sale price £165.75

Nikon TU microscope objective lens used test equipment for sale

Nikon TU objective lens side view showing lens body and markings

Nikon TU Plan Fluor 10x/0.30 A EPI OFN25 WD17.5 Microscope Objective

Model: TU

Manufacturer: Nikon

In stock: 1

SKU: 8556 CB02

Condition: Used

Price: Sale price £212.50

Nikon L series used microscope objective lens for optical microscopy applications

Nikon L microscope objective side view showing lens barrel and threading detail

Nikon L Plan EPI 2.5x/0.075 Infinity Corrected Microscope Objective

Model: L

Manufacturer: Nikon

In stock: 1

SKU: 8558 CB02

Condition: Used

Price: Sale price £335.75

STEMCELL Technologies used magnetic separator lab separation equipment for cell isolation

STEMCELL Technologies magnetic separator side view used lab equipment

STEMCELL Technologies EasySep The Big Easy Magnet 18001 Cell Separation

Model: Technologies

Manufacturer: STEMCELL

In stock: 1

SKU: 8577 6E03

Condition: Used

Price: Sale price £505.75

Nikon TU microscope objective lens used test equipment for microscopy applications

Nikon TU objective lens side view showing optical construction and threading

Nikon TU Plan Fluor 5x/0.15 OFN25 WD23.5

Model: TU

Manufacturer: Nikon

In stock: 1

SKU: 8557 CB02

Condition: Used

Price: Sale price £420.75

Megger TDR2000/3 used cable fault locator time domain reflectometer portable test equipment

Megger TDR2000/3 front panel display and controls close-up

Megger TDR2000/3 Dual Channel Cable Fault Locator TDR Xpert Crosstalk

Model: TDR2000/3

Manufacturer: Megger

In stock: 1

SKU: 8578 4F04

Condition: Used

Price: Sale price £2,035.75

NetScout AirCheck used wireless LAN tester and Wi-Fi network analyser

NetScout AirCheck front panel view showing display screen and keypad

NetScout AirCheck G2 Wi-Fi Wireless Network Tester

Model: AirCheck

Manufacturer: NetScout

In stock: 1

SKU: 8573 7C01

Condition: Used

Price: Sale price £1,015.75

Metrohm 874 Oven Sample Processor & 851 Titrando KF Coulometer System0

Metrohm 874 Oven Sample Processor & 851 Titrando KF Coulometer System1

Metrohm 874 Oven Sample Processor & 851 Titrando KF Coulometer System

Model: 874

Manufacturer: Metrohm

In stock: 1

SKU: 8569 XXXX

Condition: Used

Price: Sale price £6,795.75

Nikon Eclipse used laboratory microscope full front view, used test and measurement equipment

Nikon Eclipse Ci-L Trinocular Upright Biological Microscope + Power Supply

Model: Eclipse

Manufacturer: Nikon

In stock: 1

SKU: 8559 4B03

Condition: Used

Price: Sale price £1,270.75

NetAlly LinkRunner used network cable tester handheld Ethernet diagnostics tool

NetAlly LinkRunner network tester front panel view with display and controls

NetAlly LinkRunner AT 2000 LRAT-2000 Copper Fiber Network Auto-Tester

Model: LinkRunner

Manufacturer: NetAlly

In stock: 2

SKU: 8572 XXXX

Condition: Used

Price: Sale price £1,015.75

Sumitomo TYPE-72C+ refurbished fusion splicer, compact fibre optic splicing unit

Sumitomo TYPE-72C+ fusion splicer front view showing display screen and controls

Serviced May 2026 Sumitomo TYPE-72C+ HD Core Aligning Splicer + FC-6RS Cleaver

Model: TYPE-72C+

Manufacturer: Sumitomo

In stock: 1

SKU: 8570 5A02

Condition: Refurbished

Price: Sale price £2,205.75

Abaxis VetScan used veterinary blood analyser portable point-of-care diagnostic lab equipment

Abaxis VetScan analyser front panel view showing display screen and controls

Abaxis VetScan VS2 Veterinary Blood Chemistry Analyser 1200-1000E

Model: VetScan

Manufacturer: Abaxis

In stock: 1

SKU: 8576 3D03

Condition: Used

Price: Sale price £1,270.75

Invitrogen Qubit fluorometer benchtop DNA RNA quantification lab analytical instrument

Invitrogen Qubit fluorometer front view showing touchscreen display and sample port

NEW Invitrogen Qubit 4 Fluorometer DNA RNA Protein Quantification Q33226

Model: Qubit 4

Manufacturer: Invitrogen

In stock: 1

SKU: 8574 4D03

Condition: New other (see details)

Price: Sale price £2,545.75

Corning CytoSMART used automated cell counter analytical instrument for cell viability analysis

Corning CytoSMART Cell Counter REF 6749 Automated Organoid Counter

Model: CytoSMART

Manufacturer: Corning

In stock: 1

SKU: 8575 4D03

Condition: Used

Price: Sale price £1,270.75

Serviced Fujikura 41S+ Active Cladding Fusion Splicer ARC 3457 NO Cleaver0

Serviced Fujikura 41S+ Active Cladding Fusion Splicer ARC 3457 NO Cleaver1

Serviced Fujikura 41S+ Active Cladding Fusion Splicer ARC 3457 NO Cleaver

Model: 41S+

Manufacturer: Fujikura

In stock: 1

SKU: 8314 6D01

Condition: Refurbished

Price: Sale price £760.75

Sumitomo Type-72C+ Core Alignment Fiber Optic Splicer + FC-6R+ Cleaver ARC 282090

Sumitomo Type-72C+ Core Alignment Fiber Optic Splicer + FC-6R+ Cleaver ARC 282091

Sumitomo Type-72C+ Core Alignment Fiber Optic Splicer + FC-6R+ Cleaver ARC 28209

Model: Type-72C+

Manufacturer: Sumitomo

In stock: 1

SKU: 8245 2B04

Condition: Used

Price: Sale price £1,270.75

Fujikura FSM-60S used fusion splicer fibre optic splicing machine with carry case

Fujikura FSM-60S fusion splicer front view showing LCD display and splicing chamber

Fujikura FSM-60S Core Alignment Fusion Splicer + CT-07 Cleaver ARC 20172

Model: 60S

Manufacturer: Fujikura

In stock: 1

SKU: 8543 5E04

Condition: Used

Price: Sale price £1,270.75

Fujikura FSM-60S fusion splicer refurbished unit, front view showing display and control panel

Fujikura FSM-60S fusion splicer lid open showing fibre splicing chamber and electrodes

Fujikura FSM-60S Core Alignment Fusion Splicer + CT-20 Cleaver Kit ARC 17607

Model: 60S

Manufacturer: Fujikura

In stock: 1

SKU: 8544 5E04

Condition: Used

Price: Sale price £1,270.75

Fujikura FSM-60S used fusion splicer front view, compact fibre optic splicing unit

Fujikura FSM-60S fusion splicer angled side view showing lid and clamping mechanism

Fujikura FSM-60S Core Alignment Fibre Fusion Splicer + CT-10 Cleaver ARC 18619

Model: 60S

Manufacturer: Fujikura

In stock: 1

SKU: 8545 5E04

Condition: Used

Price: Sale price £1,270.75

Fujikura CT-10 used fibre optic cleaver for fusion splicing, precision cutting tool

Fujikura CT-10 fibre cleaver side angle view showing blade mechanism

Fujikura CT-10 High Precision Single Fibre Optical Cleaver

Model: CT-10

Manufacturer: Fujikura

In stock: 1

SKU: 8458 7D03

Condition: Used

Price: Sale price £106.25

Fujikura CT-06 used fibre optic cleaver for fusion splicing, precision blade tool

Fujikura CT-06 fibre cleaver side view showing clamping mechanism and blade detail

Fujikura CT-06 High Precision Single Fibre Optic Cleaver

Model: CT-06

Manufacturer: Fujikura

In stock: 3

SKU: 8455 7D03

Condition: Used

Price: Sale price £106.25

Fujikura DCC-14 battery charge cord for FSM-60S FSM-60R fusion splicer, connecting ADC-13 to BTR-08

Fujikura DCC-14 OEM charge cord connector end detail, compatible with ADC-13 AC adapter

Original Fujikura DCC-14 Cable For Fujikura ADC-13 Adapter to BTR-08 Battery

Model: DCC-14

Manufacturer: Fujikura

In stock: 1

SKU: 4085 7C03

Condition: Used

Price: Sale price £42.50

Fujikura FH-250 Fiber Holder Clamp Set (Pair)0

Fujikura FH-250 Fiber Holder Clamp Set (Pair)1

Fujikura FH-250 Fiber Holder Clamp Set (Pair)

Model: FH-250

Manufacturer: Fujikura

In stock: 1

SKU: 3647 7G03

Condition: Used

Price: Sale price £63.75

EXFO FTBx-945-SM3-EA used single-mode optical fibre OTDR test module front view

EXFO FTBx-945-SM3-EA 1310/1550/1625nm Singlemode OLTS Module SC-APC Built-in PM

Model: FTBx-945-SM3-EA

Manufacturer: EXFO

In stock: 1

SKU: 8461 7F03

Condition: Used

Price: Sale price £3,820.75

Serviced Fujikura 62S+ SM MM Core Alignment Splicer + CT-50 Cleaver0

Serviced Fujikura 62S+ SM MM Core Alignment Splicer + CT-50 Cleaver1

Serviced Fujikura 62S+ SM MM Core Alignment Splicer + CT-50 Cleaver

Model: 62S+

Manufacturer: Fujikura

In stock: 1

SKU: 8225 2A01

Condition: Refurbished

Price: Sale price £1,695.75

EXFO FTB-7400E SM OTDR module front panel showing APC-SC port, iOLM Ready badge, 1550/1570/1590/1610 nm label

EXFO FTB-7400E-CWCL-EA rear label showing S/N 878583, P/N, Mfg date 2015-11, calibration sticker

EXFO FTB-7400E SM 1550/1570/1590/1610 nm Multi-Wavelength OTDR iOLM CWCL

Model: FTB-7400E-CWCL

Manufacturer: EXFO

In stock: 1

SKU: 7800 CB01

Condition: Used

Price: Sale price £675.75

EXFO FOT-922 MaxTester kit open in hard carry case showing unit, AC adapter, VFL, manuals and accessories

EXFO FOT-922 MaxTester full kit laid out showing unit, case, AC adapter, cables, manuals and Declaration of Conformity

EXFO FOT-920 MaxTester Optical Loss Tester 1310/1550 SM OLT FOT-922

Model: FOT-920

Manufacturer: EXFO

In stock: 1

SKU: 7921 3D04

Condition: Used

Price: Sale price £335.75

EXFO FTB-7400E-CWE OTDR module front panel showing APC connector, iOLM Ready label, 1350/1410/1430/1450 nm wavelengths

EXFO FTB-7400E-CWE rear label showing P/N FTB-7400E-CWE-EA, S/N 868340, Mfg date 2015-10, calibration sticker

EXFO FTB-7400E SM 1350/1410/1430/1450 nm Multi-Wavelength OTDR iOLM CWE

Model: FTB-7400E-CWE

Manufacturer: EXFO

In stock: 1

SKU: 7798 CB01

Condition: Used

Price: Sale price £675.75

EXFO FTB-7400E-CWS SM OTDR module front panel showing APC-SC port, iOLM Ready and 1470/1490/1510/1530 nm labels

EXFO FTB-7400E-CWS rear label showing P/N FTB-7400E-CWS-EA, S/N 880906, calibration date and laser warning stickers

EXFO FTB-7400E SM 1470/1490/1510/1530 nm Multi-Wavelength OTDR iOLM CWS

Model: FTB-7400E-CWS

Manufacturer: EXFO

In stock: 1

SKU: 7799 CB01

Condition: Used

Price: Sale price £675.75

Fujikura FSM-62S+ fusion splicer kit with CT50 cleaver, battery pack, AC adapter and yellow hard carry case

Fujikura FSM-62S+ fusion splicer front-angle view showing colour TFT display, control buttons and wind protector

Serviced Fujikura 62S+ SM MM Core Alignment Splicer CT-50 Cleaver ARC 11402

Model: 62S+

Manufacturer: Fujikura

In stock: 1

SKU: 8234 2A01

Condition: Refurbished

Price: Sale price £1,695.75

Fujikura FSM-62S+ fusion splicer kit with CT50 cleaver, AC adapter, battery pack and yellow hard carry case

Fujikura FSM-62S+ fusion splicer front-angle view showing blue wind protector hood, TFT display and control buttons

Serviced Fujikura 62S+ SM MM Core Alignment Splicer CT-50 Cleaver ARC 10706

Model: 62S+

Manufacturer: Fujikura

In stock: 1

SKU: 8235 2A01

Condition: Refurbished

Price: Sale price £1,695.75

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