Over voltage protection
List over voltage protection
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2mm over voltage range: v±005v over discharge voltage range: v±0when the battery is connected in series with 3 groups, please ensure that the voltage of each battery is the sameif not same, please fill in each set of batteries and then usedescription: brand new size: about 56mm*45mm*14v(bv(b), do not deliberately short circuit05v maximum operating current: 0-25a maximum transient current: a quiescent current: less than 30ua internal resistance: less than 100mω working temperature: -℃ storage condition: -℃ effective life: more thanh short circuit protection: yes, delayed self recovery precautions: strictly according to the diagram wiring: 0v(b-)3after the line is connected, need to charge first, then have output
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Input voltage dc12v (8v-50v) output voltage dc5v output current 0fire retardant plastic casing and organic silicone sealing technology has strong thermal conductivity, ip67 ingress rating, waterproof and shockproof[application]: widely used for car stereo, radio, monitoring, led display, electric fan, motors and other electrical appliances, etc[note]: please confirm the plug type before purchase[feature]: super-thin, small size, high efficiency, easy installation and use1-3a output power[usage]: 96% high conversion rate, fit for charging cell phone, power for electronic device etc[safety]: over voltage, over current, over temperature, short circuit, it can be auto protection, and can work in normal condition when restored
9 €
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5a 18w max input dc 12v-24v circuit protection over current protection, over voltage protection, short circuit protection, etcphotos are for illustration only, it may differ from the actual itemproduct specification: port 1 usb charging port output dc 5v/2a 9v/2a 12v/1dimension 78 x 26 x 36mm compatibility 5v usb-enabled devices such as cellphone, tablet, power bank, bluetooth speaker, etc
51 €
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6v over load protection 110 to 160% operating temperature 10°c to 40°c storage temperature -40°c to 70°c mspec type micro atx sfx 12v maximum power 270w connectors 1 x pin main power 1 x p4 + 12v cpu 2 x serial ata 3 x hdd power 1 x fdd power 1 x fan monitor pfc (power factor correction) active ac input 90v to 264v hold-up time 16ms at 115vac or 230vac over voltage protection +5v: 53mm depth mm buyer to collect or can be posted for small extra costfor sale enermax eg285sx-vb(g) 270w sfx12v active pfc power supplysold in excellent clean condition and full working order (tested and working)bought for a small form factor project but never usedsuitable for sfx small form factor standard computer case115vac / 60hz input 25c ambient 45% to 85% relative humidity ground benign cooling system 1 x 8cm fan width 125mm height 63buyer to collect or can be posted for small extra cost
19 €
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Electronic metal and voltage detectorset the selector to the voltage position2turn off the power when the testing is over voltage test:1set the selector switch to the metal position and adjust the appropriate button so that the detector will shine and sound 2keep the sensor close to the wall and turn on the power switchthe detector will shine and sound when it approaches metal subjects 4keep the sensor close to the wall and turn on power switchmove the detector slowly from the left to the right 3tool to detect hidden electricity cables and water and gas pipes concealed behind wallsadjust the appropriate button so that the detector will be the most sensitiveit will not shine and sound if there is no metal 5
11 €
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With thermal protection and short circuit protectionsecond, tap the right button to increase the voltage by one unat this time, the output voltage adjustment mode is entered; when inputting the voltage, long press the right button for 2 seconds and then release, the voltmeter and the input voltage indicator “in” flash synchronously, and enter the input voltage adjustment mode at this timeself-regulation method of the on-board voltmeter: first, when the on-board voltmeter displays the output voltage, press and hold the right button for 2 seconds and release, the voltmeter and the output voltage indicator “out” flash synchronouslyhigh conversion efficiency is up to 96% (efficiency and input and output voltage, current, pressure related)
10 €
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Built-in over/under voltage input, overload, overhead, and short circuit full protection module properties: non-isolated (industrial grade) input voltage: dc 12v/24v output voltage: dc 5v output current: max 5a 25w efficiency: up to 90% wire length: 120mm material case: die-cast aluminum potting: epoxy sealed country/region of manufacture hong kong unit type unit brand unbranded mpn upc brand unbranded mpn win ean
12 €
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Built-in over/under voltage input, overload, overhead, and short circuit full protection module properties: non-isolated (industrial grade) input voltage: dc 12v/24v output voltage: dc 5v output current: max 5a 25w efficiency: up to 90% wire length: 120mm material case: die-cast aluminum potting: epoxy sealed country/region of manufacture hong kong unit type unit brand unbranded mpn upc brand unbranded mpn de ean
12 €
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4 signal relay board, 4 wide voltage inputsexternal 5v dc with reverse polarity protection giving the possibility of full opto isolationeach relay channel or voltage sensing input has its own led to indicate statusgeneral purpose relay card with 4 opto-isolated, 120v, 3a signal relays and 4, 3v to 60v, ac/dc, opto-isolated voltage sensing inputsthere is also a perspex cover available which offers general protection of the card and prevents accidental contact with any of the relay contacts or screw terminal connectionswith single part connectorsin addition, there is a din rail mount/cover option availablethere are many combinations available to suit your needsthe card has been design with future expansion in mind including access up to 6, 5v dio channels connected to the main controllerfor example - you may wish to have no connectors fitted, you can opt for no opto-isolation on the relays, you can choose vertical or horizontal connectors, 12v or 24v operating relays instead of the standard 5vthe programming pins for the control processor are also available to enable re-purposing of the card by loading application specific softwarenylon feet are fitted in each corner which will take self tapping screwsthe card is also available with options - please contact us to discuss options and pricesthis card also has 2 powering options: usb power for ease of usethere are uses across various industries including maritime, rail, automotive, automation, measuring and calibration, agriculture, medical, sanitation, light and power solutions, fire protection, defence, security, and many moretwo leds indicate data transfers between your control hardware and the relay card for help with debugging and testingrohs compliant and ce markedreduced prices for bulk ordersthey can easily be removed to allow the cards to be mounted on pillars or stackedeasydaq products are used in research and education, security, industrial applications, power and energy management, motor and device control
64 €
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4 signal relay board, 4 wide voltage inputsexternal 5v dc with reverse polarity protection giving the possibility of full opto isolationeach relay channel or voltage sensing input has its own led to indicate statusgeneral purpose relay card with 4 opto-isolated, 120v, 3a signal relays and 4, 3v to 60v, ac/dc, opto-isolated voltage sensing inputsthere is also a perspex cover available which offers general protection of the card and prevents accidental contact with any of the relay contacts or screw terminal connectionsthe card has been design with future expansion in mind including access up to 6, 5v dio channels connected to the main controllernylon feet are fitted in each corner which will take self tapping screwstwo leds indicate data transfers between your control hardware and the relay card for help with debugging and testingrohs compliant and ce markeddiscounts for bulk ordersthis card also has 2 powering options: usb power for ease of useeasydaq products are used in research and education, security, industrial applications, power and energy management, motor and device controlin addition, there is a din rail mount/cover option availablefor example - you may wish to have no connectors fitted, you can opt for no opto-isolation on the relays, you can choose vertical or horizontal connectors, 12v or 24v operating relays instead of the standard 5vprice does not include the vatthey can easily be removed to allow the cards to be mounted on pillars or stackedthere are many combinations available to suit your needsthe card is also available with options - please contact us to discuss options and pricesthe programming pins for the control processor are also available to enable re-purposing of the card by loading application specific softwarethere are uses across various industries including maritime, rail, automotive, automation, measuring and calibration, agriculture, medical, sanitation, light and power solutions, fire protection, defence, security, and many morewith two part connectors
73 €
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Poe single port injector approval category ce fcc rohs current rating 700ma efficiency 80% external depth 140mm external length / height 40mm external width 75mm line regulation 1% load regulation 2% operating temperature max 60°c operating temperature min 15°c output current 700ma output power max 35w output voltage 50v power rating 35w power supply mounting desktop power supply output type fixed protection type short circuit over load over voltage weight 150g
123 €
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35 amps over voltage,current,reverse polarity,active thermal protection hydro block technology fixture profile 175 cable entry hole fixture lumens typical led life expectancy + hours voltage 12v 0electronics lighting bluefin led piranha p3 surface mountthe piranha p6 drive light is suitable for in and out of water use,perfect for use as headlights to assist docking, masts & spreaders or any other amphibious useincredibly simple to install just one small cable entry hole and 3 mounting screws7 fixture diameter 110mm,4specification: suitable transom or side hull mounting surface mount, requires 13mm/0compact & low profile design
194 €
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It can test the voltage up to 250 v, covering all global voltage standardsthis voltage tester vde belongs to our range of voltage testers, which includes vde and lvde etcthe tip with its black finish is very sensitivewith its non-conducive plastic protection, the handle will protect operators from electric currents
(England)
19 €
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It can test the voltage up to 250 v, covering all global voltage standardsthis voltage tester lvde is part of our range of voltage testers, which includes vde and lvde etcthe tip with its black finish is very sensitivewith its non-conducive plastic protection, the handle will protect operators from electric currents
(England)
23 €
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Watt step down and step up voltage convertersimply plug the voltage converter into a uk socket and plug the us plug into the voltage converterthis is a heavy duty desktop voltage converter and it weighs about 15kgstep down and step up?specifications ?with fuse protection ?ideal for use of us v two or three pin appliances in the uk ?has two spare fuses ?pure ac output ?can also be used as a step up converter (using uk equipment in the us)it can be used with such items as computers, tvs and hi-fis and some industrial equipment (check rating to be sure)to use us appliances in the uk and vice versa,? everything with a rating of watts or below (although in practice it is a good idea to allow some margin for error)?dimensions - 200mm wide x 230mm long x 155mm high bnib read more
100 €
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[two modes]: fit for constant voltage and constant currentcurrent type dc nominal output voltage rating (dc) dcv nominal current rating 5a (adjustable) input voltage dc5-36v output power maxthe calibration operation can adjust the display accuracy, but not the output voltage and current[overload protection buck converter]: used as a general step down module, as a charger and as a constant current drive module75w (less than 50w is recommended) working frequencprofessional installation is recommended[led display]: the module is easy to use and it displays information intuitively[note]: please confirm the specifics before purchasewith a storage box, easy to use[feature]: high power, high efficiency and low ripple
10 €
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Application: input supply voltage dc 1motor speed controller: ultra-low voltage dc motor governor with a adjustable rotatable control knobprotection function: when the current is too large, it will be automatically disconnected, and the fuse will automatically recover after cooling32x32x14mm/(lxwxh), lightweight, easy to carryattention: this is a 2a current governor, if the continuous current is greater than 0it is not recommen5a, the 775 motor and the stroller motor will not movemini size: approx8v-15v and applicable current within 2ausage: allows controlling the direction of a dc the motor using a pulse-width-modulated (pwm) dc voltage, can adjust from %connect to a dc power, never directly connect to household 220v ac power
7 €
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4 a combined) that offer convenient one-source protection and charging for your devicesbelkin 8 outlets 2 m surge protection strip with two usb ports new in box protect your electronics against damaging voltage fluctuations, surges and spikes with the belkin surgemaster surge protector (bsv804vf2m)8 ac outlets provide premium power protection for laptops, printers, hard drives and other hard-to-replace equipment, while 2 2belkin uses better design elements, high-quality construction and enhanced circuitry and components to prevent damage, data loss, file corruption and system crashes, and provide the most complete protection available4 a usb ports offer convenient one-source charging for your mobile devicesprotects your electronics belkin surge protector is a convenient, portable way to safeguard your home office electronics from power surges, spikes and ac contaminationsimply plug it into any ac outlet in your home or office, and the green indicator light tells you the surge protector is workingdesigned for protecting your laptop, television, cable box and other home theater equipment, this surge protector is equipped with 8 protected ac power outlets and 2 usb ports (2
20 €
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Monitoring the battery capacity and voltage by this mini testerwaterproof shell with a button for switching from capacity, voltage and turn off the screeneasy to read the value in dark environment with the green backlightsimple connection with reverse protection, won't burn if connect reversely7v lithium batteries; lead acid batteries 12v, 24v, 36v, 48v; fe batterautomatically turn into sleep mode in 10s for saving the powersuitable for: 3-15pcs 3suitable for testing the capacity of 3widely used for cars, motorcycles, scooters, bikes, power bank, test equipment, etcfor checking the remian capacity of batteries, diretly display with battery capacity sign and percentage7v lithium batteries, lead acid batteries and fe batteries
8 €
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Lnput: vac,hz 2 leds charge indicator: led 1 red (power on), led2 red/green (charging/full) security protection: short circuit, over voltage, over-temperature, reverse polarityprice： £ check more details on elecycles
15 €
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5kw voltage rating 690visolator change over 25a 4p approvals / standards csa en iec ul contact current ac max 25a contact voltage ac max 690v ip rating noof poles 4 pole product range approval category en compliant contact configuration 1co current rating 25a external depth 130mm external length / height 280mm external width 190mm operating current 20a power rating 11kw proof voltage 6kv switching ac3 power max 7
107 €
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Low voltage fan with separate transformer (included)motor has sealed, self lubricating bearings and “heatseeker” thermal overload protectionthe enclosure containing the transformer is intended to be mounted out of sight (eprice includes uk (mainland) p&p next day dispatch guaranteedthe fan/ motor assembly is retained by spring clips to simplify maintenancedimensions: fan unit: 205mm high x 166mm wide x 120mm deep transfomer: 80mm high x 142mm x 76mm paypal acceptedin a loft, cupboard, under floorboards etccontinuous low speed background with boost duty activated via built in pull switch (included) or remote switch (not supplied)fan can be surface or semi-recessednew boxed bathroom extractor fan by nuairebuilt in anti-backdraught shutters, retained in the closed position when fan is not running, are fitted to the base platethe genie range of fans has been specifically designed to ventilate small rooms such as toilets, bathrooms, cloakrooms etc
70 €
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Low voltage fan with separate transformer (included)motor has sealed, self lubricating bearings and “heatseeker” thermal overload protectionthe enclosure containing the transformer is intended to be mounted out of sight (ethe fan/ motor assembly is retained by spring clips to simplify maintenancedimensions: fan unit: 205mm high x 166mm wide x 120mm deep transfomer: 80mm high x 142mm x 76mm paypal acceptedin a loft, cupboard, under floorboards etc(plus fees unless sent as a gift) price includes uk (mainland) p&p next day dispatch guaranteedcontinuous low speed background with boost duty activated via built in pull switch (included) or remote switch (not supplied)fan can be surface or semi-recessednew boxed bathroom extractor fan by nuairebuilt in anti-backdraught shutters, retained in the closed position when fan is not running, are fitted to the base platethe genie range of fans has been specifically designed to ventilate small rooms such as toilets, bathrooms, cloakrooms etc
60 €
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Over heat protectionover load protectionover current protectionshort circuit protectioncharging temperature: 0-40℃
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Bonded to our microfibre leather it creates an extremely tough, abrasive and resistant finish which helps maximise protectionmicrofiber leather outer kevlar strike protection inner ultra-shock lining incorporates soft no-turn nodule which prevents the boots from spinning high density double locking straps secure fit maximum protection quick and easy to fit very soft white leather cleaning first remove hair & dried sweat with brushanti-rotational design helps stop these boots from spinning and keeps them in the right position whilst competing and trainingplease see my other itemsideal over reach boots for any equestrian disciplinesize small kevlar is a man-made fibre which is stronger than steelp+p £3 kevlar no-turn over reach boots size small by premier equine high performance over reach boots with an added kevlar strike pad to protect against overreaching and knocksitems may be advertised elsewhere and could be removed early thank you i accept pay pal thanks for lookingthen ensure all fastenings are closed and machine wash at 30º using non-bio liquidvery good quality nice boots hook and loop fasten one pair i accept pay pal thanks for looking
28 €
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8 volt dc: fully stablised power supply/battery charger with short circuit and over current protectionthis unit provides the following features:- mains 230 volt ac: earth leakage protection; (rcb and mcb protection) protection: reverse polarity indictionconstant current limit at 12abonus pms3 camper van motorhome caravan power management system – battery charger + rcd + fuseboxvertical version the power management system pms3 is a 230 volt ac mains and 12 volt dc power control unit, providing all the necessary features or the control of the electrics in your caravan, campervan, motorhome and/or horseboxthis unit is designed to work with a battery in the circuit, for optimum peformance a good quality leisure battery is recommendedpms3 - similar to zig cf8 and 9 but with built in mcb and rcd unitpms3 dimensions: unit: 258mm h x 130mm w x 175mm d faceplate: 285mm h x 155mm w £230 read morepurchased for a project but never used18 amp 240v battery charger 4 fused outputs, battery condition meter, battery change over switch, pump isolation switch
200 €
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8 volt dc: fully stablised power supply/battery charger with short circuit and over current protectionthis unit provides the following features:- mains 230 volt ac: earth leakage protection; (rcb and mcb protection) protection: reverse polarity indictionconstant current limit at 12abonus pms3 camper van motorhome caravan power management system – battery charger + rcd + fuseboxvertical version the power management system pms3 is a 230 volt ac mains and 12 volt dc power control unit, providing all the necessary features or the control of the electrics in your caravan, campervan, motorhome and/or horseboxthis unit is designed to work with a battery in the circuit, for optimum peformance a good quality leisure battery is recommendedpms3 - similar to zig cf8 and 9 but with built in mcb and rcd unitpurchased for a project but never used18 amp 240v battery charger 4 fused outputs, battery condition meter, battery change over switch, pump isolation switchpms3 dimensions: unit: 258mm h x 130mm w x 175mm d faceplate: 285mm h x 155mm w £200 read more
200 €
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3 light pack (3 x 20 watt) low voltage halogen recessed eyeball lamps - gold coloured finishnever been used still in the original packaging/box collection from fleet hargate nr00 due to the weight of the lamps which is just over 2holbeach pe12 8lg i am happy to post but it will cost £ 6
10 €
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Manson ep925 variable voltage 2psu voltage is fully adjustable, the display stops reading when the output voltage reaches approx 4the output voltage is not affected by the meter not displaying the actual output voltage (see pictures)5v to 15v 20amp liner psuthe volt meter stopped working so was converted to digital voltmeterthis is not a switched mode psupostage at cost
45 €
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Step-down voltage converter (uk) 240v to (us) 120v (200w version) a converter that enables a vac usa mains voltage device to be powered on a vac uk mains outletincorporates a neon on/off switch and front-mounted fuse connection via a 3-core mains lead note: the output voltage is half the input voltage collection preferred or will post for £6 read more
25 €