Computer Cable Testers | Surplus Network

Network RJ11 Line Finder Cable Tracker Tester Sender Wire Tracer+Tool Bag Pouch

Network RJ11 Line Finder Cable...

$15.99 USD

Network RJ11 Line Finder Cable...

$15.99 USD

Network Cable Tracker Tester RJ11 Line Finder Toner Electric Wire Tracer Pouch

Network Cable Tracker Tester RJ11...

$15.75 USD

Network Cable Tracker Tester RJ11...

$15.75 USD

Cat5 CAT6 RJ11 RJ12 RJ45 Network Ethernet Lan Internet Cable Tester Test Tool US

Cat5 CAT6 RJ11 RJ12 RJ45 Network...

$7.99 USD

Cat5 CAT6 RJ11 RJ12 RJ45 Network...

$7.99 USD

Network Cable Tester Hunt Wire Sort USB Cable Coaxial Cat-5e 6 RJ45 RJ11 LAN

Network Cable Tester Hunt Wire Sort...

$19.99 USD

Network Cable Tester Hunt Wire Sort...

$19.99 USD

Network Cable Tester Hunt Wire Sort USB Cable Coaxial Cat-5e 6 RJ45 RJ11 LAN

Network Cable Tester Hunt Wire Sort...

$19.99 USD

Network Cable Tester Hunt Wire Sort...

$19.99 USD

Trendnet TC-NT2Network Cable Tester with Tone Generator & Remote Terminal Case

Trendnet TC-NT2Network Cable Tester...

$19.99 USD

Trendnet TC-NT2Network Cable Tester...

$19.99 USD

Datatek RS-232 Mini Electronic New Old Stock Tester

Datatek RS-232 Mini Electronic New...

$19.99 USD

Datatek RS-232 Mini Electronic New...

$19.99 USD

Network RJ45 / RJ11 Line Finder Cable Tracker Tester Sender Wire Tracer + Bag

Network RJ45 / RJ11 Line Finder Cable...

$21.99 USD

Network RJ45 / RJ11 Line Finder Cable...

$21.99 USD

Network LAN Cable Tester Test RJ45 RJ-11 CAT5 UTP Ethernet Tool Cat5 6 E RJ11 8P

Network LAN Cable Tester Test RJ45...

$7.95 USD

Network LAN Cable Tester Test RJ45...

$7.95 USD

NETWORK CABLE TESTER LAN WIRE METER POE RJ45 ETHERNET VOLTAGE CURRENT TESTER USA

NETWORK CABLE TESTER LAN WIRE METER...

$34.95 USD

NETWORK CABLE TESTER LAN WIRE METER...

$34.95 USD

NOYAFA NF-488 POE Tester for Power Over Ethernet Switch Loop-Back POE Detector

NOYAFA NF-488 POE Tester for Power...

$34.95 USD

NOYAFA NF-488 POE Tester for Power...

$34.95 USD

NF-488 PoE Tester, Network Cable Tester Inline Tester for Power Over Ethernet US

NF-488 PoE Tester, Network Cable...

$34.95 USD

NF-488 PoE Tester, Network Cable...

$34.95 USD

NF-488 Network Cable Tester ,PoE Tester Inline Tester Power Over Ethernet RJ45

NF-488 Network Cable Tester ,PoE...

$34.95 USD

NF-488 Network Cable Tester ,PoE...

$34.95 USD

NF-488 PoE Tester,Network Cable Tester Checker Inline PoE Voltage&Current Tester

NF-488 PoE Tester,Network Cable...

$34.95 USD

NF-488 PoE Tester,Network Cable...

$34.95 USD

NF488 PoE Tester Network Cable Tester Power Over Ethernet Voltage Current Tester

NF488 PoE Tester Network Cable Tester...

$34.95 USD

NF488 PoE Tester Network Cable Tester...

$34.95 USD

Klein Tools LAN Scout Jr. 2 Data Cable Tester

Klein Tools LAN Scout Jr. 2 Data...

$24.99 USD

Klein Tools LAN Scout Jr. 2 Data...

$24.99 USD

ZoeRax Network Cable Tester, RJ45 Cable Lan tester RJ45 RJ11 RJ12

ZoeRax Network Cable Tester, RJ45...

$10.99 USD

ZoeRax Network Cable Tester, RJ45...

$10.99 USD

Master Monoprice RJ11 & RJ45 Lan Cable Tester W/Remote & Case Working W/battery

Master Monoprice RJ11 & RJ45 Lan...

$10.99 USD

Master Monoprice RJ11 & RJ45 Lan...

$10.99 USD

Optical fiber network tester network cable finder anti-interference line checker

Optical fiber network tester network...

$23.64 USD

Optical fiber network tester network...

$23.64 USD

SIEMON CABLING SYSTEM STM-8

SIEMON CABLING SYSTEM STM-8

$62.99 USD

SIEMON CABLING SYSTEM STM-8

$62.99 USD

Klein Tools VDV526-200 LAN Scout Jr. 2 Data Cable Tester Cat e 6 6A RJ45 NEW

Klein Tools VDV526-200 LAN Scout Jr....

$39.99 USD

Klein Tools VDV526-200 LAN Scout Jr....

$39.99 USD

VXSCAN F04 Underground Cable Locator,Wire Tracer with Earphone,Cable Tester Tool

VXSCAN F04 Underground Cable...

$30.99 USD

VXSCAN F04 Underground Cable...

$30.99 USD

Wire Tracker, RJ11/RJ45 Multifunctional Cable Tester Line Finder With NCV Probe

Wire Tracker, RJ11/RJ45...

$23.88 USD

Wire Tracker, RJ11/RJ45...

$23.88 USD

4 In 1 Network Cable Tester Wire Tester RJ45/RJ11/USB/BNC LAN Cable Cat5 Cat6

4 In 1 Network Cable Tester Wire...

$15.88 USD

4 In 1 Network Cable Tester Wire...

$15.88 USD

Klein Tools VDV526-200 LAN Scout Jr. 2 Data Cable Tester NEW

Klein Tools VDV526-200 LAN Scout Jr....

$41.00 USD

Klein Tools VDV526-200 LAN Scout Jr....

$41.00 USD

RJ45 RJ11 RJ12 CAT5 LAN Network Cable Tester Crimper Stripper Punch Tool Kit New

RJ45 RJ11 RJ12 CAT5 LAN Network Cable...

$9.60 USD

RJ45 RJ11 RJ12 CAT5 LAN Network Cable...

$9.60 USD

USB Cable Data Wire Test Board USB LineCable Tester USB Cable Checker Data Wire

USB Cable Data Wire Test Board USB...

$16.99 USD

USB Cable Data Wire Test Board USB...

$16.99 USD

NF-8209 PoE Tester Network Cable Tester Cat5 Cat6 CAT6a Lan Test Network Tools

NF-8209 PoE Tester Network Cable...

$52.95 USD

NF-8209 PoE Tester Network Cable...

$52.95 USD

NF-8209 POE Wire Checker Network Cable Tester Cat5 Cat6 Lan Cable Wiremap Tester

NF-8209 POE Wire Checker Network...

$52.95 USD

NF-8209 POE Wire Checker Network...

$52.95 USD

Cat5 CAT6 RJ11 RJ12 RJ45 Network Ethernet Lan Internet Cable Tester Test Tool US

Cat5 CAT6 RJ11 RJ12 RJ45 Network...

$8.79 USD

Cat5 CAT6 RJ11 RJ12 RJ45 Network...

$8.79 USD

LM468 RJ45 RJ11 Network Cable Tester

LM468 RJ45 RJ11 Network Cable Tester

$9.99 USD

LM468 RJ45 RJ11 Network Cable Tester

$9.99 USD

6-Pack 4-Pair Ethernet Loopback Plug, Pinout 1-3,2-6,4-7,5-8 Green, TS-UL02-6

6-Pack 4-Pair Ethernet Loopback Plug,...

$9.99 USD

6-Pack 4-Pair Ethernet Loopback Plug,...

$9.99 USD

InstallMates™ Replacement Color-Coded Indicators for NSM1240 4-Way Mapper

InstallMates™ Replacement...

$9.99 USD

InstallMates™ Replacement...

$9.99 USD

Vintage RJ11 Modular Cable Tester Pin Out Test With Case, Instructions & Jumpers

Vintage RJ11 Modular Cable Tester Pin...

$9.99 USD

Vintage RJ11 Modular Cable Tester Pin...

$9.99 USD

Monoprice Quick RJ-45 Network Cable Tester EZ CHECKER 08 RJ12, RJ45, COAX

Monoprice Quick RJ-45 Network Cable...

$9.99 USD

Monoprice Quick RJ-45 Network Cable...

$9.99 USD

T1/E1/PRI Carrier or Equipment Loopback Plug and Jack RJ45 Testers Loop back

T1/E1/PRI Carrier or Equipment...

$9.99 USD

T1/E1/PRI Carrier or Equipment...

$9.99 USD

4 In 1 Network Cable Tester Wire Tester RJ45/RJ11/USB/BNC LAN Cable Cat5 Cat6

4 In 1 Network Cable Tester Wire...

$15.66 USD

4 In 1 Network Cable Tester Wire...

$15.66 USD

4 In 1 Multi Function Network Cable Tester RJ45/RJ11/USB/BNC LAN Cable Cat5 Cat6

4 In 1 Multi Function Network Cable...

$15.66 USD

4 In 1 Multi Function Network Cable...

$15.66 USD

Network RJ45 / RJ11 Line Finder Cable Tracker Tester Sender Wire Tracer

Network RJ45 / RJ11 Line Finder Cable...

$20.99 USD

Network RJ45 / RJ11 Line Finder Cable...

$20.99 USD

Klein Tools VDV526-052 LAN Scout JR Cable Tester-Yellow/Black

Klein Tools VDV526-052 LAN Scout JR...

$20.00 USD

Klein Tools VDV526-052 LAN Scout JR...

$20.00 USD

Cable Tester Tracker Toner & Probe Amplifier-USA SELLER! - Free Shipping to USA

Cable Tester Tracker Toner & Probe...

$20.00 USD

Cable Tester Tracker Toner & Probe...

$20.00 USD

HDMI Cable Signal Tester

HDMI Cable Signal Tester

$30.93 USD

HDMI Cable Signal Tester

$30.93 USD

NF868 Multipurpose Digital Cable Tracker for Length Test USB RJ11RJ45 WireTracer

NF868 Multipurpose Digital Cable...

$49.00 USD

NF868 Multipurpose Digital Cable...

$49.00 USD

M469D Cable Lan Tester Network Cable Tester RJ45 RJ11 RJ12 CAT5 UTP LAN Cable

M469D Cable Lan Tester Network Cable...

$9.78 USD

M469D Cable Lan Tester Network Cable...

$9.78 USD

Cat5 CAT6 RJ11 RJ12 RJ45 Network Ethernet Lan Internet Cable Tester Test Tool

Cat5 CAT6 RJ11 RJ12 RJ45 Network...

$18.86 USD

Cat5 CAT6 RJ11 RJ12 RJ45 Network...

$18.86 USD

4 In 1 Network Cable Tester Wire Tester RJ45/RJ11/USB/BNC LAN Cable Cat5 Cat6

4 In 1 Network Cable Tester Wire...

$15.49 USD

4 In 1 Network Cable Tester Wire...

$15.49 USD

Mini Network Ethernet Tester Lan Cable Test RJ45 Rj11 Cat5 Tester Pocket Size

Mini Network Ethernet Tester Lan...

$7.59 USD

Mini Network Ethernet Tester Lan...

$7.59 USD

SC8108 Network Tester Meter RJ45 Cat5e Cat6 UTP Unshield LAN Cable Tester3Chf

SC8108 Network Tester Meter RJ45...

$31.80 CAD

SC8108 Network Tester Meter RJ45...

$31.80 CAD

DB25 Male to Female RS232 Serial Tester with LED

DB25 Male to Female RS232 Serial...

$14.50 USD

DB25 Male to Female RS232 Serial...

$14.50 USD

Network Cable Tester Kit with ID remotes, Tone Probe, PoE, RJ45 CAT6, CAT7, CAT8

Network Cable Tester Kit with ID...

$650.00 USD

Network Cable Tester Kit with ID...

$650.00 USD

2023 Toyota Tundra Radio Receiver Head Unit 8” Display Screen 86140-0C441

2023 Toyota Tundra Radio Receiver...

$1,300.00 USD

2023 Toyota Tundra Radio Receiver...

$1,300.00 USD

Black Box Model 355 CCITT V.35 Breakout & Activity Tester

Black Box Model 355 CCITT V.35...

$29.99 USD

Black Box Model 355 CCITT V.35...

$29.99 USD

International Data Sciences IDS BlueBox100 Blue Box 100 Breakout Cable Tester

International Data Sciences IDS...

$29.99 USD

International Data Sciences IDS...

$29.99 USD

HDMI Cable Tester HDMI Cable Signal Tester DIY Tool Cable Maintenance

HDMI Cable Tester HDMI Cable Signal...

$12.99 USD

HDMI Cable Tester HDMI Cable Signal...

$12.99 USD

Klein Tools LAN Scout Jr. 2 Data Cable Tester

Klein Tools LAN Scout Jr. 2 Data...

$34.75 USD

Klein Tools LAN Scout Jr. 2 Data...

$34.75 USD

RS-232 MINI TESTER W/LED INDICATORS DB-25 MALE TO FEMALE BONUS 2 DEVICES

RS-232 MINI TESTER W/LED INDICATORS...

$14.99 USD

RS-232 MINI TESTER W/LED INDICATORS...

$14.99 USD

Sinometer MS6810 Network Cable Tester

Sinometer MS6810 Network Cable Tester

$14.99 USD

Sinometer MS6810 Network Cable Tester

$14.99 USD

NEW Tone Generator Tempo Communications 77GX2-G Professional Telco Style Clips

NEW Tone Generator Tempo...

$40.00 USD

NEW Tone Generator Tempo...

$40.00 USD

4 In 1 Wire Tester RJ45/RJ11/USB/BNC LAN Cable Cat5 Cat6 Network Cable Tester

4 In 1 Wire Tester RJ45/RJ11/USB/BNC...

$15.32 USD

4 In 1 Wire Tester RJ45/RJ11/USB/BNC...

$15.32 USD

Pocket Sized RF Cable Toner Continuity Tester w/ Battery & F-Connector Coupler

Pocket Sized RF Cable Toner...

$17.95 USD

Pocket Sized RF Cable Toner...

$17.95 USD

NEW - WESTEK COMPUTER LAPTOP KIT!

NEW - WESTEK COMPUTER LAPTOP KIT!

$24.95 USD

NEW - WESTEK COMPUTER LAPTOP KIT!

$24.95 USD

6-Pack T1 CSU/DSU Loopback Plug, Pinout 1-to-7, 2-to-8, Blue Boot, TS-UL03-6

6-Pack T1 CSU/DSU Loopback Plug,...

$10.50 USD

6-Pack T1 CSU/DSU Loopback Plug,...

$10.50 USD

6-Pack T1 CSU/DSU Loopback Plug, Pinout 1-to-4, 2-to-5, Yellow Boot, TS-UL03-6

6-Pack T1 CSU/DSU Loopback Plug,...

$10.50 USD

6-Pack T1 CSU/DSU Loopback Plug,...

$10.50 USD

Network LAN Cable Tester Test RJ45 RJ-11 CAT5 UTP Ethernet Tool Cat5 6 E RJ11 8P

Network LAN Cable Tester Test RJ45...

$14.95 USD

Network LAN Cable Tester Test RJ45...

$14.95 USD

Tempo Communications 77GX2-G Professional Tone Generator Telco Style Clips

Tempo Communications 77GX2-G...

$44.99 USD

Tempo Communications 77GX2-G...

$44.99 USD

NOS Ideal ABS Tester Amplifier Probe & Dial Tone Tester (Damaged Package)

NOS Ideal ABS Tester Amplifier Probe...

$8.99 USD

NOS Ideal ABS Tester Amplifier Probe...

$8.99 USD

Network RJ11 Line Finder Cable Tracker Tester Toner Electric Wire Tracer Pouch

Network RJ11 Line Finder Cable...

$17.49 USD

Network RJ11 Line Finder Cable...

$17.49 USD

Test-Um Inc. meter setTT100 & TG100

Test-Um Inc. meter setTT100 & TG100

$12.00 USD

Test-Um Inc. meter setTT100 & TG100

$12.00 USD

ELEGIANT FWT11 RJ45 RJ11 Telephone Wire Network LAN TV Cable Electric Wire Line

ELEGIANT FWT11 RJ45 RJ11 Telephone...

$12.00 USD

ELEGIANT FWT11 RJ45 RJ11 Telephone...

$12.00 USD

Wire Tracker RJ11 RJ45 Cable Tester Line Finder Ethernet LAN Network Cable Toner

Wire Tracker RJ11 RJ45 Cable Tester...

$22.80 USD

Wire Tracker RJ11 RJ45 Cable Tester...

$22.80 USD

Steinel 110049722 PUR Glue 50 Gram Hot Melt Adhesive Applicator + 2 ww30 glue

Steinel 110049722 PUR Glue 50 Gram...

$137.00 USD

Steinel 110049722 PUR Glue 50 Gram...

$137.00 USD

Cable Tester Crimping Tool RJ45 RJ11 Cat5e Cat6 Network LAN Connectors & boots

Cable Tester Crimping Tool RJ45 RJ11...

$11.95 GBP

Cable Tester Crimping Tool RJ45 RJ11...

$11.95 GBP

NS‑468B(1088j) Network Cable Tester Rj45 Rj11 Line Meter Multiple Function

NS‑468B(1088j) Network Cable Tester...

$15.60 USD

NS‑468B(1088j) Network Cable Tester...

$15.60 USD

PoE Tester for Mid-Span, End-Span, 802.3af/at and Passive PoE, PoE-TS02

PoE Tester for Mid-Span, End-Span,...

$11.35 USD

PoE Tester for Mid-Span, End-Span,...

$11.35 USD

6-PACK 10/100 Ethernet Loopback Plug, Pinout 1-to-3, 2-to-6, Gray TS-UL01-6

6-PACK 10/100 Ethernet Loopback Plug,...

$8.95 USD

6-PACK 10/100 Ethernet Loopback Plug,...

$8.95 USD

NOYAFA NF-488 POE Tester For Power Over Ethernet Network Cable Continuity Check

NOYAFA NF-488 POE Tester For Power...

$32.39 USD

NOYAFA NF-488 POE Tester For Power...

$32.39 USD

ZoeRax Wire Tester RJ45 RJ11 Cable Tracker Line Finder Wire Tracker Ethernet LAN

ZoeRax Wire Tester RJ45 RJ11 Cable...

$26.90 USD

ZoeRax Wire Tester RJ45 RJ11 Cable...

$26.90 USD

Monoprice RJ11 and RJ45 Modular Plug Tester

Monoprice RJ11 and RJ45 Modular Plug...

$11.98 USD

Monoprice RJ11 and RJ45 Modular Plug...

$11.98 USD

TRIPLETT Pairmaster LAN CABLE TESTER/LINE BUG 4 LAN LINE TESTER

TRIPLETT Pairmaster LAN CABLE...

$15.74 USD

TRIPLETT Pairmaster LAN CABLE...

$15.74 USD

Network Wire Tester Wire Tracker Telephone Line Finder Tracer LAN for RJ45 RJ11

Network Wire Tester Wire Tracker...

$22.48 USD

Network Wire Tester Wire Tracker...

$22.48 USD

Computer Network Master XT-468 Cable Tester

Computer Network Master XT-468 Cable...

$15.00 USD

Computer Network Master XT-468 Cable...

$15.00 USD

RJ45 RJ11 Cat5e Cat6 Network Lan...

$7.75 USD

RJ45 RJ11 Cat5e Cat6 Network Lan...

$7.75 USD

Toner De Red Ethernet Rj11 Rj45 Probador De Cable De Red Lan Tracker Buscador...

Toner De Red Ethernet Rj11 Rj45...

$37.59 USD

Toner De Red Ethernet Rj11 Rj45...

$37.59 USD

Weidmuller Paladin Tools PC Cable Check 1570 Tester WORKS

Weidmuller Paladin Tools PC Cable...

$89.99 USD

Weidmuller Paladin Tools PC Cable...

$89.99 USD

DB25MF WIRING Adapter JUMPER BOX Adapter

DB25MF WIRING Adapter JUMPER BOX Adapter

$6.30 USD

DB25MF WIRING Adapter JUMPER BOX Adapter

$6.30 USD

DB25 Male to Female Wiring Jumper Box Adapter

DB25 Male to Female Wiring Jumper Box...

$6.30 USD

DB25 Male to Female Wiring Jumper Box...

$6.30 USD

Fluke MicroScanner Pro Wire Map Adapter

Fluke MicroScanner Pro Wire Map Adapter

$50.00 USD

Fluke MicroScanner Pro Wire Map Adapter

$50.00 USD

Fluke Microscanner Pro Microtest WIRE MAP WIREMAP ADAPTER Aftermarket design

Fluke Microscanner Pro Microtest ...

$65.00 USD

Fluke Microscanner Pro Microtest ...

$65.00 USD

Data Shark RJ45-RJ11 Network Tester PA70025

Data Shark RJ45-RJ11 Network Tester ...

$19.95 USD

Data Shark RJ45-RJ11 Network Tester ...

$19.95 USD

SC8108 LCD Network Cable Length Breakpoint Tester 5E/6E Line Tester RJ45 LAN

SC8108 LCD Network Cable Length...

$30.80 USD

SC8108 LCD Network Cable Length...

$30.80 USD

4 In 1 Network Cable Tester RJ45/RJ11/USB/BNC LAN Cable Cat5 Cat6 Wire Tester

4 In 1 Network Cable Tester...

$26.81 USD

4 In 1 Network Cable Tester...

$26.81 USD

10km Visual Fault Locator Fiber Tester Detector Meter Universal Connector With F

10km Visual Fault Locator Fiber...

$20.75 USD

10km Visual Fault Locator Fiber...

$20.75 USD

Dr.meter MS8211 Digital Multimeter Resistance Tester Handheld 2000 Counts AC/DC

Dr.meter MS8211 Digital Multimeter...

$17.99 USD

Dr.meter MS8211 Digital Multimeter...

$17.99 USD

RS-232 Mini-Tester with LED Indicators DB-25 Male to Female

RS-232 Mini-Tester with LED...

$5.00 USD

RS-232 Mini-Tester with LED...

$5.00 USD

2 PACK: NEW DB25 25 PIN TESTER WITH LED INDICATORS MALE FEMALE RM00 MSBX1

2 PACK: NEW DB25 25 PIN TESTER WITH...

$16.95 USD

2 PACK: NEW DB25 25 PIN TESTER WITH...

$16.95 USD

Network Cable Tester LAN RJ45 RJ11 Cat5e Cat6 Ethernet Wire Line Test ToolS Kit

Network Cable Tester LAN RJ45 RJ11...

$9.98 USD

Network Cable Tester LAN RJ45 RJ11...

$9.98 USD

Siemon Test Module STM-8.RJ45 LAN Network Cable Tester CAT 5 CAT 6

Siemon Test Module STM-8.RJ45 LAN...

$25.99 USD

Siemon Test Module STM-8.RJ45 LAN...

$25.99 USD

Pocket Sized RF Cable Continuity Tester w/ Battery & F-Connector F/F Coupler

Pocket Sized RF Cable Continuity...

$18.95 USD

Pocket Sized RF Cable Continuity...

$18.95 USD

Network RJ11 Line Finder Cable Tracker Tester Toner Electric Wire Tracer Pouch

Network RJ11 Line Finder Cable...

$16.48 USD

Network RJ11 Line Finder Cable...

$16.48 USD

4 In 1 Network Cable Tester RJ45/RJ11/USB/BNC LAN Cable Cat5 Cat6 Wire Tester

4 In 1 Network Cable Tester...

$16.72 USD

4 In 1 Network Cable Tester...

$16.72 USD