Compel Groupgroup

Testing Equipment

266 products available

Looking for professional testing equipment to maintain industrial systems and electrical installations? Compel supplies a comprehensive range of test equipment designed for diagnostic accuracy, preventative maintenance, and facility safety. Our catalog serves electrical contractors, MRO teams, and industrial technicians who require reliable field instruments. From non-contact voltage detectors to high-resolution inspection scopes, we stock tools that withstand daily industrial deployment.

We source our electrical test equipment and diagnostic tools directly from trusted manufacturers to ensure consistent performance. Industrial facilities rely on Compel for rapid dispatch, verified technical specifications, and the support needed to minimize system downtime. Secure your operations with instruments calibrated for precise field metrics.

266 products in Testing Equipment

5-inch Industrial Borescope | 3.9mm & 6.0mm Dual Camera | 1080P Inspection Camera - Professional Grade Tool

Testing Equipment

5-inch Industrial Borescope | 3.9mm & 6.0mm Dual Camera | 1080P Inspection Camera

CMP-01272TEST-00091
$149.99
Articulating Borescope Camera | Two-Way 6.4mm Lens | 5-inch Inspection Endoscope - Professional Grade Tool

Testing Equipment

Articulating Borescope Camera | Two-Way 6.4mm Lens | 5-inch Inspection Endoscope

CMP-01273TEST-00092
$141.99
Circuit Probe Tester | 12V/24V AC/DC Automotive Electrical System Diagnostics | Breaker Finder - Professional Grade Tool

Testing Equipment

Circuit Probe Tester | 12V/24V AC/DC Automotive Electrical System Diagnostics | Breaker Finder

CMP-01275TEST-00093
$144.99
Spark Plug Tester | Double Hole Automotive Ignition Analyzer | 12V 110V 220V Compatible - Professional Grade Tool

Testing Equipment

Spark Plug Tester | Double Hole Automotive Ignition Analyzer | 12V 110V 220V Compatible

CMP-01277TEST-00094
$38.95
Spark Plug Tester | Ignition System Diagnostic Tool | In-Line Engine Test - Professional Grade Tool

Testing Equipment

Spark Plug Tester | Ignition System Diagnostic Tool | In-Line Engine Test

CMP-01278TEST-00095
$9.95
Spark Plug Tester | Dual Hole 13mm | 12V Automotive Ignition Analyzer - Professional Grade Tool

Testing Equipment

Spark Plug Tester | Dual Hole 13mm | 12V Automotive Ignition Analyzer

CMP-01279TEST-00096
$45.95
Sewer Camera System | 512Hz Sonde Locator | 9" Pipeline Inspection Camera - Professional Grade Tool

Testing Equipment

Sewer Camera System | 512Hz Sonde Locator | 9" Pipeline Inspection Camera

CMP-01280TEST-00097
$719.99
USB Power Tester | 10-in-1 Voltmeter Ammeter | 4.5-36V, 0-8A Charger Indicator - Professional Grade Tool

Testing Equipment

USB Power Tester | 10-in-1 Voltmeter Ammeter | 4.5-36V, 0-8A Charger Indicator

CMP-01281TEST-00098
$18.99
Spark Plug Tester | 13mm Double Hole Diagnostic Tool | 12V for Car & Motorcycle Engines - Professional Grade Tool

Testing Equipment

Spark Plug Tester | 13mm Double Hole Diagnostic Tool | 12V for Car & Motorcycle Engines

CMP-01284TEST-00099
$47.95
Spark Plug Tester | Double Hole Ignition System Analyzer | 0-6000 RPM 110V/220V - Professional Grade Tool

Testing Equipment

Spark Plug Tester | Double Hole Ignition System Analyzer | 0-6000 RPM 110V/220V

CMP-01286TEST-00100
$46.95
Ethernet Cable Tester | RJ45 RJ11 POE Anti-Burn | Network LAN Phone Line Tool - Professional Grade Tool

Testing Equipment

Ethernet Cable Tester | RJ45 RJ11 POE Anti-Burn | Network LAN Phone Line Tool

CMP-01287TEST-00101
$8.95
Network Cable Tester | RJ45, LAN, & PoE Testing | UTP Cable Locator Tool Kit - Professional Grade Tool

Testing Equipment

Network Cable Tester | RJ45, LAN, & PoE Testing | UTP Cable Locator Tool Kit

CMP-01288TEST-00102
$298.99
Network Cable Tester | RJ45 & RJ11 Connectivity | M469A Wire Detector - Professional Grade Tool

Testing Equipment

Network Cable Tester | RJ45 & RJ11 Connectivity | M469A Wire Detector

CMP-01289TEST-00103
$60.99
4-in-1 Network Cable Tester | RJ45, RJ11, USB, BNC | Cat5/Cat6 Wire Testing - Professional Grade Tool

Testing Equipment

4-in-1 Network Cable Tester | RJ45, RJ11, USB, BNC | Cat5/Cat6 Wire Testing

CMP-01290TEST-00104
$18.99
Network Cable Tester | RJ45/RJ11 Line Finder | Port Flash Anti-interference - Professional Grade Tool

Testing Equipment

Network Cable Tester | RJ45/RJ11 Line Finder | Port Flash Anti-interference

CMP-01291TEST-00105
$104.99
Network Cable Tester | RJ45 RJ11 RJ12 CAT5 UTP LAN | M469D Ethernet Repair Tool - Professional Grade Tool

Testing Equipment

Network Cable Tester | RJ45 RJ11 RJ12 CAT5 UTP LAN | M469D Ethernet Repair Tool

CMP-01292TEST-00106
$12.99
LAN Cable Tester | POE Burn-Proof | RJ45 RJ11 CAT5 UTP Network Tool - Professional Grade Tool

Testing Equipment

LAN Cable Tester | POE Burn-Proof | RJ45 RJ11 CAT5 UTP Network Tool

CMP-01293TEST-00107
$7.95
Fiber Optic Power Meter & VFL | Network Cable Tester | LAN Line Tracking Tool - Professional Grade Tool

Testing Equipment

Fiber Optic Power Meter & VFL | Network Cable Tester | LAN Line Tracking Tool

CMP-01294TEST-00108
$246.99
Network Cable Tester | RJ45, RJ11, RJ12 | CAT5 UTP LAN Cable Testing Tool - Professional Grade Tool

Testing Equipment

Network Cable Tester | RJ45, RJ11, RJ12 | CAT5 UTP LAN Cable Testing Tool

CMP-01295TEST-00109
$8.95
Network Cable Tester | RJ45/RJ11 Port Flashing | PoE Detection for Network Repair - Professional Grade Tool

Testing Equipment

Network Cable Tester | RJ45/RJ11 Port Flashing | PoE Detection for Network Repair

CMP-01296TEST-00110
$98.99
Network Cable Tester | RJ45/RJ11 TDR & POE Detection | UT685B Kit - Professional Grade Tool

Testing Equipment

Network Cable Tester | RJ45/RJ11 TDR & POE Detection | UT685B Kit

CMP-01297TEST-00111
$220.99
PoE Network Cable Tester | LCD Display for CAT5/CAT6 | Loopback & Power Check - Professional Grade Tool

Testing Equipment

PoE Network Cable Tester | LCD Display for CAT5/CAT6 | Loopback & Power Check

CMP-01298TEST-00112
$57.99
Network Cable Tester | POE & LAN Mapping | NCV Multimeter | 400M Test Range - Professional Grade Tool

Testing Equipment

Network Cable Tester | POE & LAN Mapping | NCV Multimeter | 400M Test Range

CMP-01299TEST-00113
$108.99
Network Cable Tester | RJ45/RJ11 Connectivity | UTP STP Shielded - Professional Grade Tool

Testing Equipment

Network Cable Tester | RJ45/RJ11 Connectivity | UTP STP Shielded

CMP-01300TEST-00114
$14.99
LAN Cable Tester & Finder | RJ45, RJ11, PoE Check | Length & Speed Test - Professional Grade Tool

Testing Equipment

LAN Cable Tester & Finder | RJ45, RJ11, PoE Check | Length & Speed Test

CMP-01301TEST-00115
$101.99
Network Cable Tester | Fiber Optical Power Meter with VFL | LAN Line Tracking, Noise-Free - Professional Grade Tool

Testing Equipment

Network Cable Tester | Fiber Optical Power Meter with VFL | LAN Line Tracking, Noise-Free

CMP-01302TEST-00116
$354.99
TDR Cable Tester Kit | PoE & Network Line Finder | Length & Sequence Detector - Professional Grade Tool

Testing Equipment

TDR Cable Tester Kit | PoE & Network Line Finder | Length & Sequence Detector

CMP-01303TEST-00117
$264.99
Network Cable Tester | Optical Power Meter & PoE Check | Wiremap & Crimp Test - Professional Grade Tool

Testing Equipment

Network Cable Tester | Optical Power Meter & PoE Check | Wiremap & Crimp Test

CMP-01304TEST-00118
$106.99

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Selecting Lens Diameters and IP Ratings for Inspection Cameras

When selecting borescopes and endoscopes for industrial inspections, lens diameter dictates access. A 5.5mm lens fits tight machinery tolerances and narrow conduits, while a 7.0mm lens offers stable positioning in wider runs. Soft wire configurations allow the camera to navigate complex pipe bends with ease.

Water resistance is critical for harsh environments. Inspecting wet conduits, plumbing lines, or chemical storage areas requires an IP67 waterproof rating. This specification ensures the camera head and cable remain sealed against dust and temporary liquid immersion.

  • 5.5mm lenses: Ideal for tight engine bays, narrow conduits, and intricate valve assemblies.
  • 7.0mm lenses: Best for general wall cavity, HVAC duct, and larger pipe inspections.
  • IP67 rating: Ensures protection against dust ingress and immersion in water up to 1 meter.

Determining Voltage Range and Safety Ratings for Electrical Test Equipment

Safety dictates your choice of electrical test equipment. For quick verification, non-contact voltage tester pens offer safe, rapid diagnostics. Choose a wide-range pen (12-1000V) to locate breakpoints in low-voltage control circuits as well as mains supply. For standard commercial outlets, a 90-1000V tester is sufficient.

For high-voltage environments, select tools rated for CAT III 1000V to protect technicians from transient surges. When detailed troubleshooting is required, digital multimeters and clamp meter devices provide precise AC/DC current and voltage measurements alongside non-contact detection.

  • Low-voltage detection (12-1000V AC): Essential for control wiring, thermostats, and industrial signal lines.
  • Standard mains detection (90-1000V AC): Suited for commercial outlets, lighting panels, and branch circuits.
  • CAT III 1000V rating: Required safety standard for testing distribution panels and industrial feeder circuits.

Specifying Water Quality Testers for Industrial Utilities

Process water, cooling towers, and wastewater systems require constant monitoring to prevent system corrosion and scaling. Choose digital water quality testers that combine pH and Total Dissolved Solids (TDS) measurement in a single unit. Automatic calibration saves field time and guarantees accuracy across the entire 0-14 pH spectrum and up to 9990 ppm TDS range.

  • pH Range (0-14): Crucial for chemical process monitoring and effluent treatment validation.
  • TDS Range (0-9990 ppm): Measures total dissolved solids to determine water purity and mineral concentration.

Buying guide

Choosing Testing Equipment

Which USB-C borescope camera is compatible with my existing field hardware?
Our inspection cameras support both Android devices and PCs. Ensure your mobile device supports USB OTG (On-The-Go) and UVC (USB Video Class) standards to receive the live feed directly without external power.
What safety rating do I need for testing commercial electrical panels?
For testing outlets and panels inside commercial buildings, use tools with at least a CAT III 1000V safety rating. This standard ensures the tester can handle high-voltage transients without risking injury to the operator.
When should I use a 12-1000V tester versus a 90-1000V tester?
Choose a 12-1000V tester if you work with low-voltage industrial control systems, security circuits, or thermostat wiring. Use a 90-1000V tester for standard commercial mains, distribution panels, and high-voltage outlet testing.
How does a non-contact voltage tester assist in finding cable breakpoints?
A non-contact pen-style tester detects the electrostatic field around energized AC conductors. By tracing along an insulated wire, the visual and audible indicators will cease at the exact point where the internal conductor is severed.
How do I maintain accuracy on digital pH and TDS water quality testers?
Digital water quality testers require regular calibration using standard reference buffers to prevent electrode drift. Always rinse the sensor probe in deionized water after testing high-ppm solutions to prevent scale buildup on the glass electrode.