Best Lightning Arrester Tester

allsun EM480D Digital Earth Tester Insulation Resistance Tester Ground Resistance Meters Earth Ground Resistance Tester Measure AC Voltage to 200V with Backlight Display

【WIDELY USED】This digital earth tester can measure grounding resistance as well as AC voltage to 200V, and it also can be used in the grounding resistance measurements of power system, electrical device, lightning protection device, etc. What’s more, it is also equipped with dust proof and moisture proof structure, which make it can be used in field operation..
【ACCURATE & RELIABLE & EASY】This digital earth tester has improved the circuit, structure as well as process of the traditional grounding resistance tester so that its functions are more complete, the accuracy is much higher, and the operation is more convenient and reliable..
【OVERLOAD PROTECTION】This digital earth tester has a complete overload protection circuit that any two terminals can withstand AC 380V for a minute..
【EXCELLENT DESIGN】The appearance design of this digital earth tester is both beautiful and practical. The instrument panel function keys are clear and reasonable in layout..
【EASY READING】This digital earth tester has not only large and clear 3. 5 inch LCD display, but also backlight display..

✔️ Compatible with all popular helium miner hotspot: BOBCAT miner 300, NEBRA HNT Indoor/Outdoor Hotspot Miner, RAK V2 Hotspot Miner, Syncrob, Sensecap, MNTD.
✔️ Application scenarios: Helium miner, Low power radio ( Sigfox, LPWA, LoRa), mesh networks, IoT.
✔️ Packing list: 1 x fiber glass antenna 2 x installation mounts 1 x 3Ghz N-male to N-female lightning arrester.
✔️ 100% satisfaction guarantee. Please contact us if you have any question..

Large ID zone permits user labeling of contents to avoid misuse.
Stainless steel flame arrester for exceptional corrosion protection – reliably dissipates heat to prevent flashback ignition.
Long 3-1/2" (88mm) length arrester allows safe, secure placement of gas nozzle.
Gasoline, Gas-Oily Mixture, Kerosine, Diesel.Self-closing lid controls vapors and spills. Auto venting protects against pressure build-up.
Ergonomic offset fill port with comfort lift lever makes filling easier than ever Easy-to-use Safe-Squeeze trigger for accurate control of liquid flow.
Self-closing leak tight lid that automatically vents to guard against rupture or explosion.Precision arrester screen stops flashback ignition to reduce fire risks.

Large ID zone permits user labeling of contents to avoid misuse.
Stainless steel flame arrester for exceptional corrosion protection – reliably dissipates heat to prevent flashback ignition.
Long 3-1/2" (88mm) length arrester allows safe, secure placement of gas nozzle.
Gasoline, Gas-Oily Mixture, Kerosine, Diesel.
Ergonomic offset fill port with comfort lift lever makes filling easier than ever Easy-to-use Safe-Squeeze trigger for accurate control of liquid flow.
Self-closing lid controls vapors and spills.

Fire resistance: The top of the fire resistance tube is closed and there are mesh holes around it to prevent some sparks from flying out. The enclosed top also ensures that rainwater does not flow into the fireplace from the furnace pipe when it rains or snows..
With 3 Fixed Rings: There are 3 rings at the bottom of the flame arrester, and you need to prepare 3 resistant hot wire fixed. Installed after the flame arrester will not worry about the wind weather..
Thickened Stainless Steel: Straight tube thickness of 0.5mm. Stainless steel material can be very good rust resistance..
Tight Connection: Elbow and straight pipe (not included) are tightly connected and can be used together..
Suitable Size: Straight tube length is about 10.31in/26.2cm, and the diameter 2.36in/6cm..

Product model: Solar panel combiner box, waterproof grade IP65, equipped with independent fuse, high voltage arrester, DC circuit breaker, with 4 series Solar connection lines, code lock.
Product parameters: photovoltaic box size: 17x23x11.5cm/6.7"x9"x4.5".
Performance: The combiner box is sturdy shell. rainproof, pressure-resistant, and flame-retardant.
high-voltage arresters provide lightning protection.
15A fuses, good current limiting characteristics, and breaking High ability. 63A Breaker also has overvoltage and overcurrent protection, which can cut off and connect the load circuit, provide short-circuit fault protection. Simple wiring, Suitable for any conventional surface, can be easily compatible with any brand of solar panels..
Application: Photovoltaic array combiner box, used for grid-connected/off-grid solar power generation system, solar panel connector system. When used in conjunction with solar panels, it supports normal operation of 12V, 24V, 48V systems；.
Packing: 1 Pcs solar panel combiner box, 1 Pcs lock, 4 Pcs mounting buckles + 4 Pcs screws.

DY4100 Digital Ground Resistance Tester can test earth resistance of various earth systems including power systems, electric.
More complete functions, higher accuracy, more convenient and reliable for operation and more suitable for outdoor use with dust and wet proof structure..
DY4100 with LED LCD screen, potenial pole, grounding pole, current pole, voltage pole ect..
Lightning conductors as well as resistance value of low resistance conductor and AC voltage test..

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