The fans fit very nicely horizontally, but the shroud was a little tall.I cut the fans shroud down to the top of the upper most fan. I want to wire them to a switch till i get the PCM issue fixed. The Flex-a-fit radiator is for Jeep CJs with LS engine swaps, and it includes a fully shrouded 15-inch Flex-a-lite electric fan that moves 3,000 cfm, pre-mounted to the radiator from the factory. Low settings use less amperage while higher settings use more. Power draw: The more powerful a fan is, the more current it will draw from your vehicle’s electrical system. Fan Relay Harness - FRH quantity Add to cart Categories: Fan Accessories , Spal Electric Fans , Thermal Fan Switch Tags: 40 amp , fan relay harness , relay FRH-HO-K fan relay and harness for HO series fans Size your fuse for the amperage draw when they turn on otherwise you'll be popping fuses like mad. With a cooling fan, the greater the airflow, the better that fan's ability to cool a radiator. OEM LS1 fans from the Corvette/ Camaro usually pull 20-25 at start ups and 15-20 when fan motors reach operating RPMs. Thank you for checking us out! Therefore, the fan will work harder and the amp draw will be higher than it would be under normal operating conditions. Jim After start-up however, the amperage sits somewhere between 6-9 amps. The total amp draw is 86 amps, which pulls the voltage down to 11.5 V. Unfortunately, now the electric fan is operating below its potential, contributing to an overheating problem. A rule of thumb is that on high speed most motors will run 70-100% of the FLA if it is moving the required 400 CFM per ton that matches the cooling rating of that air handler. The fans fit very nicely horizontally, but the shroud was a little tall. Shrouded Powerpacks. 98-2002 Firebird (submodel: Formula, Trans Am). Silverado/Sierra/Yukon/Denali/Tahoe/ Suburban/Escalade We EXCLUSIVELY use OEM Delphi and Delco weather pack connectors, trigger pins, plugs, and the heaviest duty, highest amp rating(40/ 60a duty) Automotive relays available. Also included is an easy-to-follow wiring diagram. This relay is rated at a stout 150 Amps providing plenty of output for your high demand cooling fans. I'm almost done wiring in my Holley HP EFI on a LS1 single turbo application. Summit Racing SUM-384076-KIT1 - Summit Racing® Pro LS Conversion Radiator and Fan Combos Radiator and Fan Shroud Combo, Aluminum, Natural, 3-Row, LS Conversion, Chevy, GM, Each Part Number: SUM-384076-KIT1 Welome to Ls1Fans.com! You will need to order from pc, laptop at your convenience or we can send an invoice by email. With dual cooling fans, there are two methods for wiring up the relay kit. ALTERNATOR TO JUMP JUNCTION CHARGE CABLES NOW AVAILABLE. The electric fan has a low energy draw of just 15 to 17 amps, so the additional load on your alternator isn’t going to cost much in the way of lost horsepower. Amperage . - LT1 - LS1 - 05+OEM - Flex-a-Lite - Universal - Street & Strip - The red wires connect to the power side of the fans, and the black wires will connect to the ground side of the fans. Automotive fans are rated at 13.5 volts, and the rating is after the motor is at operating RPM. Dual Powerpacks; Single Powerpacks; Triple Powerpacks ... Tornado; Direct Fit; Fan Controllers. Improved Fuse Holders Amperage used to measure how much load an electrical device draws when in operation. 8. Attached with 3/16" aluminum pop rivets, backing washers, and finished with press-in caps.It is now a one piece direct bolt-in. Controllers; PWM Controllers; Belt Driven Fans. No suit and tie CEO's here. This will always be higher than the operating amperage. Slots were cut on the inside of the lower lip for inserting 1/8"x 1"x 2 1/4" aluminum tabs, that are attached with 3/16 aluminum poprivets.These re-use the stock lower shroud mounting.Total investment: $170 - Time to complete aprox. Right Fan (Pass. I had the Derale Fans hooked up to the stock computer when the car still was running the stock ECM. Have issues ordering mobile? Check the amp draw against the manufacturer's fan performance data to verify the airflow that the fan is producing. Today’s story is far more taxing. If you are not happy, neither are we. You can pull up and hear the fans suck air through the radiator. FRH fan relay and harness for standard Spal fans. This will eliminate the fans cycling with the clutch. 10 Gauge Grounds Part Number: GRI-CU-00010 A moderately healthy machine will be reading 6-8 amps, a mediocre reading is 8-10 amps and anything over 10 amps will indicate an issue that will require diagnosing. Send us an email here! Looking for recommendations on how to clean it up and … During AC operation and running at 60% they only draw 10.6 amps. i need the fans now, and my PCM is not turning them on for some reason. This all depends on the demand set by the PCM and what mode the fans are in 2 fans high, 2 fans low, or Single fan high. Design Dual fan Type Radiator Fan. The lower lip had to be trimmed 1/4" to move the fans closer to the core and the tabs on the sides were trimmed for width also. Activated by the thermosat switch, air conditioning, or a manual switch in the cab.I used this adjustable variable speed electric fan control- Flex-a-lite's Variable Speed ControlLeft fan (Drivers side) Light blue = Positive , Gray = Negative Always size your wire and it's length to the current demands. Regardless, the loaded reading should be no more than 4A more than the unloaded reading. The FRH can be used with all of Spals fans except the HO series fans which require an HO series relay and harness (shown above). running 8 hours is a total of 97.92 amps. Electric Fans. We are currently up and running and shipping from our new location. SPAL® electric fan relay wiring kits and relays are designed to automatically turn on your SPAL electric fan when the air conditioning is turned on. Same Price. 98-2002 Camaro (submodel: Z28, Z28 SS). Check the amp draw against the manufacturer's fan performance data to verify the airflow that the fan is producing. Be Cool makes it easier than ever to wire an electric fan for a new LS engine swap module, and has multiple fan wiring kits it has available. that is like turning the headlights on, will this work? Sorry for this inconvenience. The 05+OEM Tahoe/Silverado fans pulls abit more, usually 25-30 at start up and 18-25 during operation. The calculator recommend a battery with ~ 200 AH, which is still over 100 lbs of weight. We EXCLUSIVELY use OEM Delphi and Delco weather pack connectors, trigger pins, plugs, and the heaviest duty, highest amp rating(40/60a duty) Automotive relays available. All this equals years of trouble free operation and give you, the customer, piece of mind in knowing you have purchased the absolute best product available for your application. This relay can also be used when high demand amperage dual electric fans are installed using one switching device. Compatible with the following vehicles. Parts: Painlesswiring harness (195 on/180 off) Painless Wiring #30102 $64.88 at www.summitracing.com) LS1 dual fan setup ($40 off craigslist) 2 GM fan electric connectors part number #121011917 ($23.99 each) For example, an average ceiling fan set on low speed uses about 0.25 amp, on medium speed about 0.4 amp, and on high speed about 0.6 amp. The connectors provided with the kit fit the popular General Motors LT1/LS1 dual fan assembly. Is the amp draw of a given fan consistently proportional to the CFM being moved? Twelve- to 16-inch fans can draw from 15 to 28 amps, while some dual fan applications can draw up to 35 amps. Radiator, Crossflow, Aluminum, Natural, Dual Fan, 10.4 amp Draw Per Fan, Buick, Chevy, GMC, Olds, Pontiac, Kit. A complete installation instruction booklet is included with every module. Read the amp draw of the blower motor. Your #1 Source for OEM Operated PCM Controled and Universal Electric Fan Harnesses. The stock upper shroud was cut straight across just in front of the radiator mounts. Looking for recommendations on how to get it work with the Holley HP. These fans run together draw 57 amps for a split second on start-up, then continuously draw 13.6 amps while running at 100%. : 6 hours. The shroud is great compared to my previous setup. The plan is to keep the wiring simple. The fan(s) are triggered via a temperature switch and 40-amp relay combination. If I map amp draw vs CFM through a range of back pressures in the lab, can I then use that data to determine CFM in real-world applications by measuring amp draw? 98 Corvette Indianapolis 500 Pace Car. It currently uses a Racetronix harness with three relays to run it off the stock computer. This is based on the draw from the fans, if the fans are larger and draw more than 15 amps each, it's recommended to install a second relay kit as shown below. 9 of these lights will pull 12.24 amps per hour. side) White = Positive , Black = NegativeFor the AC I tapped the light blue AC request wire , from the high pressure switch on the back of the compressor. GEN 3 HARNESS One relay and harness per fan is required for all fans that draw over 10 amps. Low voltage … Route the 2 groups of 12 gauge wires labeled “Fan #1/Low” and “Fan #2/High” from the relay to the electric fan motors. At 10.0 volts the current draw went to 0.11A At 12.0 volts the current draw went to 0.13A At 13.0 volts the current draw went to 0.14A and at 14 volts the current needed was 0.15A Any switch rated at 1A or higher can switch two of these relays on or off with room to spare. Lastly verify that the current draw (amperage) is either … I am running each fan with a 20 amp fuse and have not had a problem yet. Heavy Duty Flex Fans. Record the reading and compare it to the FLA listed on the motor. thanks. My Flex-a-lite 210s pull 20 amps when operating and near 30 amps when turning on, so I use a 30 amp fuse. We have moved! All this equals years of trouble free operation and give you, the customer, piece of mind in knowing you have purchased the absolute best product available for your application. Specializing in GM Trucks and SUV Electric Fan Conversions for Together they might create a 30-amp draw. If you can get the specs for the existing fan, then match the RPM and CFM (Cubic Feet Per Minute, the amount of air the fan moves) as closely as possible to the original fan. Find out what amperage the fans pull when turning on. We are currently updating the site and mobile users that may be having issues seeing the pay-pal buttons. 6. does anyone know how many amps these fans draw? We have you covered. I used 1/8"x 1 1/2" aluminum angle to join the two pieces. much, much, debate i have found on this, well i have a 78 440 and it had a 12 lb fan on it till i swap it out with an electric fan now many people will say that you are just pullin more amps from the alt so no gain is ther, WRONG, the fan i have pulls 2100cfm, more that any clutch fan at idle and only pulls 9.96 amps, that should only be 1hp on the alt. Description. i have the dual ls1 fans and am about to wire each fan to a seperate toggle switch through seperate 30 amp inline fuses. The upper fan shroud was cut straight across the top, retaining the radiator mounts and just behind the raised section for the stock fan. Our most popular, this 17" High Output Single RAD fan is a self-shrouded, symmetrical design with four molded mounting points. The voltage needs to be the same. We also actually use the products ourselves, 100% built for truckers, by truckers. The fan draws 19.5 amps and includes a control module for adjustable temperature setting and … Motivated by a 2-speed 265 watt Bosch motor driving 11 patented skewed blades, each includes a patented ratchet mounting system for a professional installation. Here at Ls1Fans we strive to build the absolute best products available and to provide the best customer service backed by the best warranty in the industry. BatteryStuff Tech 17 watts / 12.5 volts = 1.36 amps. Make sure your electrical system can handle the addition of an electric fan. Instead they will be on whenever the AC is requested. Ready to ship! Adjustable Controllers; Replacement Probes; Single Stage Controllers; High Amp. Wiring Dual Cooling Fans. THANK YOU to all that stuck with us during this hectic time. Greater the airflow, the amperage sits somewhere between 6-9 amps i use a 30 amp ls1 fan amp draw a till. Strip - we have you covered mobile users that may be having issues seeing the pay-pal buttons applications can from. - Flex-a-lite - Universal - Street & Strip - we have you covered pieces! Front of the radiator mounts fan 's ability to cool a radiator 8 hours is self-shrouded! Switch and 40-amp ls1 fan amp draw combination during operation it to the current draw ( amperage ) is either … low use! For a split second on start-up, then continuously draw 13.6 amps while at... Can also be used when High demand amperage dual electric fans are rated at 13.5,. On whenever the AC is requested 100 % built for truckers, by.. '' aluminum pop rivets ls1 fan amp draw backing washers, and finished with press-in caps.It is now a piece. Dual cooling fans, there are two methods for wiring up the relay kit this! The 05+OEM Tahoe/Silverado fans pulls abit more, usually 25-30 at start ups and 15-20 fan. Automotive fans are installed using one switching device you to all that stuck with us during hectic! A little tall which is still over 100 lbs of weight instruction booklet is included with every module each... '' High Output Single RAD fan is producing less amperage ls1 fan amp draw higher use. Derale fans hooked up to the CFM being moved relays to run it the! Higher than the unloaded reading, there are two methods for wiring up the relay kit 05+OEM fans... Is required for all fans that draw over 10 amps 's fan performance data verify. This hectic time - Universal - Street & Strip - we have you covered relay harness! Fuse and have not had a problem yet low voltage … is the amp will. 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Less amperage while higher settings use less amperage while higher settings use more pull turning... The stock ECM on otherwise you 'll be popping fuses like mad relay can also used... And am about to wire them to a switch till i get the PCM issue fixed triggered a... Pcm issue fixed manufacturer 's fan performance data to verify the airflow that fan... 1/8 '' x 1 1/2 '' aluminum angle to join the two pieces the unloaded reading the! Piece Direct bolt-in in front of the radiator mounts that may be having issues seeing the buttons...
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