ABOUT OUR COMPANY

Never-Fail Loop Systems, Inc., founded in 1985 has grown into the largest Preformed Inductive Loop manufacturer covering the United States as well as international clients.  Headquartered in Portland, Oregon, NFLS provides clients assistance in formulating the desired product specifications for traffic preformed loops as well as Gate, Rail, and Bicycle detection.

 

 

Each loop is custom designed, fabricated, and manufactured in strict accordance with quality standards which meet or exceed criteria established for United States highways, intersections and freeways.  

 

 

After 25 years of providing quality preformed traffic loops our 10 Year Warranty represents our commitment to the best product available for the demands of installations in the most rugged environments. 

 

 

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 OUR products

model a/c

Asphalt/Concrete Overlay (Rigid)

 

Model A/C Detectors are designed for installation in asphalt overlay, and concrete overlay with or without rebar.

Model A/C loops are constructed from rigid polypropylene conduit with a 5/8″ O.D. (16mm), and feature patented expansion/contraction joints.

Wire gauge is 14 AWG. 

ADVANTAGES

▶ One wire — no splices! 

▶ Wires sealed in rubber asphalt filled polypropylene conduit. 

▶  Superior resistance to oil, gasoline, salt, moisture, and impact.

▶ Completely tested prior to shipment.  Shipped ready to install. 

▶ Made in USA with a 10 year warranty.

 

DATA SHEET

model ls

Asphalt/Concrete Overlay (Flex)

 

Model LS Detectors are designed for asphalt overlay, concrete overlay with or without rebar, and cut-in.

Model LS loops are constructed from highly abrasion-resistant polyurethane, with great flexibility over a wide temperature range. O.D is 5/8″ (16mm).

Wire gauge is 14 AWG.

ADVANTAGES

▶ One wire — no splices! 

▶ Wires sealed in rubber asphalt filled polyurethane conduit. 

▶  Superior resistance to oil, gasoline, salt, moisture, and impact.

▶ Completely tested prior to shipment.  Shipped ready to install. 

▶ Made in USA with a 10 year warranty.

 

DATA SHEET

model f-38

All Applications (Cut-In)

 

Model F-38 Detectors are designed for installation into hot asphalt overlay, concrete overlay, cut-in, or as a temporary above ground “stick-on” loop detector.

Model F-38 loops are constructed from highly abrasion-resistant nylon alloy cover/tube.  O.D is 3/8″ (9.5mm).

Wire gauge is 20 AWG.

ADVANTAGES 

▶ One wire — no splices! 

▶ Wires sealed in rubber asphalt filled polyurethane conduit.

▶  Superior resistance to oil, gasoline, salt, moisture, and impact. 

▶ Completely tested prior to shipment.  Shipped ready to install. 

▶ Made in USA with a 10 year warranty.

 

DATA SHEET

special 

Bike  |  Rail  |  Quadrupole

 

Never-Fail Loop Systems designs custom pre-formed loops for all shapes, sizes, and specifications, and for all traffic modes.

We specialize in Quadrupoles, Light Rail Transit (LRT), and Bicycle/Motorcycle detection, and “Doubles” (two loops sharing a single tail).

Wire gauge is 12 – 20 AWG.

ADVANTAGES

▶ One wire — no splices! 

▶ Wires sealed in rubber asphalt filled polyurethane conduit.

▶  Superior resistance to oil, gasoline, salt, moisture, and impact.

▶ Completely tested prior to shipment.  Shipped ready to install. 

▶ Made in USA with a 10 year warranty.

 

EXAMPLES

We have the LOOPS you need to get the job done — ON  budget and on time!

top quality AT A VALUE PRICE!

From Nome, Alaska to Dubai, UAE — we have satisfied customers across the globe.  Our rugged loops are built to last, and can handle the most harsh climate zones.  

 

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We take great pride in manufacturing NO-SPLICE loops, and only use the most durable materials available.  Our loop builders are talented and experienced, and special requests are never an issue.  We are committed to manufacturing the best preformed inductive loops for our customers.

 

 

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you will be detected!

No order is too small or too big!  Each year, our purchase orders range from single custom loop requests, to large scale contract/jobs requiring up to 1,000+ loops.  Whatever you need, we have you covered, and you will be detected!