Telephone Test Set
See Also: Telephone
-
Product
Multifunction Substation Test Set
STS 4000
-
STS 4000 is a multifunction substation maintenance & commissioning test system for current, voltage and power transformers, designed to perform primary tests requested in substations commissioning. It allows to perform accurate tests on CTs, VTs, PTs and ground grid.
-
Product
Secondary Injection Test Set
PTE-100-C Pro
-
The values which are presented in the LCD display are highly accurate, easy to read, and independent of the injection made by the PTE-100-C base unit.The display shows continuously the phase difference between the voltage and the current injected, and can be adjusted during the test with an accuracy of 0.1º. This facilitates the test for directional relays or reclosers and synchronizing relays, etc.
-
Product
Functional Test Fixtures
Functional Test
Forwessun’s Functional Test Fixtures are tailored to validate the performance of your electronic assemblies, ensuring each product meets critical quality and functional standards. With customisable designs and precision engineering, these fixtures support a range of testing needs—from checking connectivity and function to confirming performance under real-world conditions. Built to handle rigorous demands, Forwessun's solutions are ideal for industries requiring reliable and repeatable results. Whether for high-volume production or specialised testing, our fixtures provide robust, adaptable support to maintain efficiency and accuracy throughout the testing process. We also create, and work with Ingun to create fixtures using the Ingun kit.
-
Product
EMS Test System
TS9982
Test System
The R&S®TS9982 is the base system for conducted and radiated EMS measurements. Due to its modular design, it covers a wide range of applications and can be very easily adapted to the measurement task at hand. Any configuration is possible – from conducted measurements and the small precompliance system with a compact test cell to the accredited test system for complete motor vehicles with 200 V/m.
-
Product
Public Switch Telephone Network Tester
295B
-
The Testphone 295B is a test telephone designed for use on Public Switched Telephone Networks (PSTN). It is designed for use on both Dual-tone Multi-frequency (DTMF - tone dialling) and Loop Disconnect (LD - pulse dialling) lines. Fitted with an integral ADSL filter, the telephone will not cause interference when connected to ADSL/Broadband lines in either `on hook` or `off hook` mode.
-
Product
Three Phase Relay Test Set
RELTEST 1000
-
RELTEST 1000 is a multifunctional relay test set, especially designed for distribution, smart grid and renewable energy plants.
-
Product
Four-module test set
F8200
-
Use the F8200 Power System Simulator for testing single-phase conventional schemes, digital protection systems, and more. This four-module F8000-series instrument is available in four standard configurations of HVA Current, HVA Voltage, and Low-Density Logic I/O modules.
-
Product
EBIRST 50-pin D-type To 9-pin D-type Adapter
93-005-238
Test Adapter
eBIRST is a range of USB controlled test tools capable of performing automated path resistance tests on Pickering Interfaces PXI, LXI or PCI controlled switching solutions. Each tool simply interfaces with the switching system's connector so a test can be run using the supplied Windows-based software.
-
Product
Insertion Loss Test Set
-
OptiConcepts FiberWarrior Pro™ Insertion Loss Test Set is used for the following functions: continuity check, fiber loss, return loss, and connector loss for OEM, lab, and production use as well as transport, metro, access, and FTTx/PON networks. The FiberWarrior Insertion Loss Test Set performs single-mode and multimode loss measurement functions, including single component and multi-fiber testing.
-
Product
Repeated Charge Discharge Test Set
-
The IS 13341 : 1992 has laid down the requirements for Ageing Test, Self-Healing Test and Destruction Test on Shunt Capacitors of the self healing type for AC Power Systems. The Ageing Test is to be performed at a specified voltage of 1.25 times the rated voltage for 750 hours. The test is to be followed with a repeated discharge cycle test which involves charging of the capacitor to a DC voltage and discharge of the same through an Inductance. Sivananda Electronics has developed this equipment for the benefit of capacitor manufacturers, for the first time in India.
-
Product
Insulated Mini-Alligator Test Lead Set
BU-00285
-
Insulated Mini-Alligator Lead Set • Material: Clip: nickel-plated steel with PVC insulator; Hook-up Wire: #22 (19/34) AWG copper with 105 ° C PVC insulation • Length: 18”(.46 m) • Colors: Includes 2 each: Black, Red, Yellow, Green, White • Rating: Hands free testing at 300V, 5 Amps
-
Product
Test Lead Set
131139
-
IEC 1010 Rating: 1000 Volts Cat III Double/Reinforced Insulation 20Amps. Kit Comprises:- 1 Pair 123856/OF-OR/1.2 Double Insulated Silicone Lead Assemblies. 1 Pair 121017 Test Prods. 1 Pair 121026 Sprung Hooks. 1 Pair 126024 Fully Insulated Crocodile Clips. Packed In Silver Wallet.
-
Product
Automated Fibre Loss Test Set
LTS-1500
-
The LTS-1500 is a small, rugged automated fiber optic loss test set that characterises singlemode fiber links at wavelengths of 1310, 1490 and 1550 nm. It is comprised of a sensitive InGaAs based optical power meter calibrated at six wavelengths with better than -75 dBm noise level plus a stabilised laser light source with up to three selectable wavelengths.
-
Product
CMC test Set Extender
RXB1
-
RXB1 extends CMC test sets with 4 additional binary relay outputs. Each binary output channel consists of a normally open ("make") and a normally closed ("break") contact.
-
Product
AC / DC Combined High Voltage Test Set
-
Cambridge Instruments & Engineering Co.
suitable to perform AC High Voltage Power Frequency test on transformers, motors, cables etc. Leakage current can be measured at desired pressure and this set can be used as a source for cable fault burning.
-
Product
Telephone Line Tester for ISDN Lines
1EA065
-
ISDN line checker shows the correctness of your ISDN So bus line connections. Indication of the problem is presented with 4 LED (combination of them shows different states and working conditions of the ISDN So bus). The tester uses Phantom power - no need for additional power supplay.
-
Product
Kelvin Clip Set
11062A
Accessory Kit
Create custom Kelvin probes for 4-wire resistance measurements; set contains only the two gold-plated clips
-
Product
In-Circuit Test Systems For Sale
Test System
Forwessun offers a comprehensive range of global services for a variety of Test Systems. We provide refurbished systems that have undergone rigorous testing, giving you reliable performance at a fraction of the cost of new equipment. Whether you’re looking for a long-term solution to enhance your testing capabilities or a temporary setup to meet increased production demands, we have flexible options to suit your needs. - HP3070- Agilent - Keysight- GenRad- Teradyne Our bespoke rental agreements make it easy to scale up without permanent investment—simply return the system when it’s no longer required. For ongoing support, we offer calibration, repair, and maintenance services through convenient service contracts. If you’re looking to retire any outdated or non-functional In-Circuit Test (ICT) systems, we’ll offer fair market prices, helping you maximise value on any surplus equipment.
-
Product
EV& Charging Pile Test Set
AC Testing
-
With the Industrial development globally, Electric Cars is becoming more and more popular gradually in different countries. In the future, we can say that Electric Vehicles shall replace the ordinary cars soon and there are many charging piles, recharging station built up to meet the requirements to EV charging.
-
Product
Partial Discharge Test Set
-
We are an unparalleled name in the industry, engaged in manufacturing and exporting Partial Discharge Test Set that is broadly used for instrument transformers to test the discharge of voltage. This test set is manufactured in compliance with set international quality standards using optimum quality components under the observations of our experienced professionals. Further, it is made available in several specifications to meet the exact requirements of the clients. Our offered Partial Discharge Test Set can be owned from us at nominal prices.
-
Product
Bench Top Test Set
WesTest-3000/BTTS
-
WesTest Engineering Corporation
*PXI Based*Test Requirement Driven*Core Capability Consistency*Software Standards- ATML, IEEE
-
Product
Single Phase Secondary Injection Test Set
T200A
-
T200A Single Phase Relay Testing Kit is the best universal secondary injection test set for engineers who need to do all single phase relay test and other basic primary testing which may require single phase long-term high current injection.
-
Product
Telephone Communications
-
Rugged land-line modems are ideal for use in the field. Voice-synthesized modems enable you to access your data via voice or to send your data to a computer.
-
Product
Scienlab Battery Test System – Pack Level, 330 KW
SL1740A
Test System
Keysight’s SL1700A Scienlab Battery Test System – Pack Level Series allows to realistically emulate the environment of the future battery pack application in order to test the high-power battery pack comprehensively and improve its functions and safety. The growing demand of e-mobility increases the need of vast battery test labs for EV battery development. Keysight developed the SL1700A Series to accelerate the development and validation of batteries. It offers a voltage range of up to 1500 V and power options between 100 and 300 kW including a Performance Bundle to increase the power up to 330 kW. The new high-voltage SiC (silicon carbide) technology provides a high energy efficiency on a small footprint and helps to minimize your operating costs.
-
Product
Triaxial Test Set
-
Two measuring methods are used for measurement of screening efficiency - Transfer impedance, Screening attenuation. EC (European Cabling) Group of DELTA has during the last years supplied many customers with test fixtures for measurement of transfer impedance. The use of the fixture has now been extended to comprise screening attenuation measurement according to the triaxial method.
-
Product
Ultra Light High Voltage DC Test Sets
-
This Compact power supply/test set can perform all laboratory and field tests of DC Hipot. A flexible High Voltage Cable is provided at the back for connecting to the test specimen. Available in Rack Mount as well as portable design.
-
Product
Humidity Calibration Set
-
The humidity transmitters as all other measuring instrumentsshall be periodically checked and eventually adjusted. The most simple solution for this purpose is the E+E calibrationset.
-
Product
IEC61850 Relay Test Set
NF802
-
NF802 is full digital IEC61850 relay test set, equipped with 8 optical ports, and powerful data processing capability, can realize full digital IEC61850 protection relay testing.
-
Product
Protection Test Set
COMPANO 100
-
COMPANO 100 is the universal and easy-to-use solution for all types of basic testing duties in electrical energy systems. Controlled electronic sources allow the user to obtain exactly the desired value and to output signals with variable frequencies and other signal forms, automated ramps, and pure DC.
-
Product
Secondary Injection Test Set
PTE-100-C Plus
-
In the Pro version this voltage source incorporates a dedicated LCD display and its own BUS-PTE connection that make the operation easier and enable it to be used also with other sets in the PTE range.





























