• Search Results are limited to 250 records to minimize your wait time. There are many more items available from your search criteria. Please refine your search criteria to narrow the results.

Product Search

    SEARCH NOW FOR ALL YOUR BANNER ENGINEERING SOLUTIONS

    Radwell is here to supply you with all your plant floor needs.

    Sensors & Switches / Fiber Optic Cable

    Radwell is not an authorised distributor, reseller or representative of the products featured on this website. All product names, trademarks, brands and logos used on this site are the property of their respective owners. The depiction, description or sale of products featuring these names, trademarks, brands and logos is for identification purposes only and is not intended to indicate any affiliation with or authorisation by any rights holder.

    Rockwell Disclaimer: The product is used surplus. Radwell is not an authorised surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorised dealers. Because Radwell is not an authorised distributor of this product, the Original Manufacturer’s warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, Radwell makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. Radwell also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. Radwell also makes no representations as to your right to install any such firmware on the product. Radwell will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

    Filter Results
    Results 201-250 of 250.
    BANNER ENGINEERING BT2.56S

    BANNER ENGINEERING

    BT2.56S

    21226 - FIBER OPTIC SENSOR BT2.56S
    ✓ IN STOCK!
    £243.52 Price with VAT: £292.22 Buy Surplus As Low As £115.69 Price with VAT: £138.83
    £115.69 Price with VAT: £138.83
    BANNER ENGINEERING IT16S

    BANNER ENGINEERING

    IT16S

    FIBER OPTIC SENSOR, 17894, INDIVIDUAL FIBER, (FIBER SENSORS - GLASS FIBER SERIES), 6FT / 2M LENGTH, CYLINDRICAL (THREADED) END TIP SHAPE, BRASS SENSING END / GLASS FIBER / STAINLESS STEEL (M ...
    ✓ IN STOCK!
    £132.15 Price with VAT: £158.59 Buy Surplus As Low As £87.61 Price with VAT: £105.13
    £87.61 Price with VAT: £105.13
    BANNER ENGINEERING IR26SM600

    BANNER ENGINEERING

    IR26SM600

    21757 - FIBER OPTIC SENSOR IR26SM600
    ✓ IN STOCK!
    £234.61 Price with VAT: £281.53 Buy Surplus As Low As £112.85 Price with VAT: £135.42
    £112.85 Price with VAT: £135.42
    BANNER ENGINEERING IR23SMRA

    BANNER ENGINEERING

    IR23SMRA

    FIBER OPTIC CABLE, 3 FOOT CABLE, RECTANGULAR BUNDLE TERMINATION, STAINLESS STEEL
    ✓ IN STOCK!
    £175.22 Price with VAT: £210.26 Buy Surplus As Low As £101.71 Price with VAT: £122.06
    £101.71 Price with VAT: £122.06
    BANNER ENGINEERING IMTHAP.753P

    BANNER ENGINEERING

    IMTHAP.753P

    21075 - FIBER OPTIC SENSOR IMTHAP.753P
    ✓ IN STOCK!
    £126.21 Price with VAT: £151.46 Buy Surplus As Low As £60.17 Price with VAT: £72.21
    £60.17 Price with VAT: £72.21
    BANNER ENGINEERING IMP.753P

    BANNER ENGINEERING

    IMP.753P

    21072 - GLASS FIBER, OPPOSED MODE 1.17 MM DIA. BUNDLE, PVC OVER MONCOIL SHEATHING, 0.91 M LONG, 25.4 MM LONG SENSING PROBE
    ✓ IN STOCK!
    £110.62 Price with VAT: £132.75 Buy Surplus As Low As £43.99 Price with VAT: £52.79
    £43.99 Price with VAT: £52.79
    BANNER ENGINEERING IF26S

    BANNER ENGINEERING

    IF26S

    17320 - FIBER IF26S
    ✓ IN STOCK!
    £142.55 Price with VAT: £171.06 Buy Surplus As Low As £75.78 Price with VAT: £90.94
    £75.78 Price with VAT: £90.94
    BANNER ENGINEERING BP13P

    BANNER ENGINEERING

    BP13P

    17254 - FIBER OPTIC SENSOR - BIFURCATED FIBER, 3FT / 910MM LENGTH - CYLINDRICAL (SMOOTH) PROBE TIP SHAPE - GLASS FIBER
    ✓ IN STOCK!
    £170.76 Price with VAT: £204.91 Buy Surplus As Low As £129.93 Price with VAT: £155.91
    £129.93 Price with VAT: £155.91
    BANNER ENGINEERING PIF26UMLS

    BANNER ENGINEERING

    PIF26UMLS

    39130 - PLASTIC FIBER, OPPOSED MODE; CORE DIA.: 0.5 MM; FIBER LENGTH 2 M; FERRULE; FREE CUT
    ✓ IN STOCK!
    Buy Surplus As Low As £45.70 Price with VAT: £54.85
    £45.70 Price with VAT: £54.85
    BANNER ENGINEERING PIL46U

    BANNER ENGINEERING

    PIL46U

    34080 - PLASTIC FIBER, OPPOSED MODE, CORE DIA.: 1 MM, FIBER LENGTH 2 M, LENS, FREE CUT
    ✓ IN STOCK!
    £49.00 Price with VAT: £58.80 Buy Surplus As Low As £33.00 Price with VAT: £39.60
    £33.00 Price with VAT: £39.60
    BANNER ENGINEERING PIRS1X1630UMPMAL

    BANNER ENGINEERING

    PIRS1X1630UMPMAL

    56050 - PLASTIC FIBER, OPPOSED MODE; CORE DIA.: 16 X 0.25 MM; FIBER LENGTH 9 M; RECTANGLE, SIDEVIEW; FREE CUT
    ✓ IN STOCK!
    £175.96 Price with VAT: £211.15 Buy Surplus As Low As £134.38 Price with VAT: £161.26
    £134.38 Price with VAT: £161.26
    BANNER ENGINEERING PBPS26U

    BANNER ENGINEERING

    PBPS26U

    FIBER OPTIC ASSEMBLY, 35042, TUBULAR GLASS ROD, DIFFUSE REFLECTIVE, CORE DIAMETER: 0.5 MM, FIBER LENGTH 2 M, PROBE, SIDEVIEW, FREE CUT
    ✓ IN STOCK!
    £70.53 Price with VAT: £84.64 Buy Surplus As Low As £54.20 Price with VAT: £65.04
    £54.20 Price with VAT: £65.04
    BANNER ENGINEERING PBPMSB36U

    BANNER ENGINEERING

    PBPMSB36U

    FIBER OPTIC CABLE, 38711, DIFFUSE, REFLECTIVE, CORE DIAMETER: 0.75 MM, FIBER LENGTH 2 M, 2.1 MM DIAMETER BENDABLE PROBE, SIDEVIEW, FREE CUT
    ✓ IN STOCK!
    £109.88 Price with VAT: £131.86 Buy Surplus As Low As £83.90 Price with VAT: £100.67
    £83.90 Price with VAT: £100.67
    BANNER ENGINEERING PIT16U

    BANNER ENGINEERING

    PIT16U

    PLASTIC FIBER, OPPOSED MODE. CORE DIA.: 0.25 MM, FIBER LENGTH 2 M, THREAD: FREE CUT, PN 39983
    ✓ IN STOCK!
    £62.13 Price with VAT: £74.55 Buy Surplus As Low As £40.42 Price with VAT: £48.50
    £40.42 Price with VAT: £48.50
    BANNER ENGINEERING D12DAB6FPHQ

    BANNER ENGINEERING

    D12DAB6FPHQ

    59019 - D12DAB6FPHQ W/4-PIN M8 QD PLASTIC FIBER HIGH POWER
    ✓ IN STOCK!
    £407.60 Price with VAT: £489.12 Buy Surplus As Low As £286.64 Price with VAT: £343.97
    £286.64 Price with VAT: £343.97
    BANNER ENGINEERING D10IPFP

    BANNER ENGINEERING

    D10IPFP

    62388 - D10 EXPERT: RED BEAM PLASTIC FIBER; RANGE: DEPENDS ON FIBER; INPUT: 12-24 V DC; OUTPUT: PNP 4-20 MA; 2 M (6.5 FT) CABLE
    ✓ IN STOCK!
    £352.66 Price with VAT: £423.19 Buy Surplus As Low As £268.02 Price with VAT: £321.62
    £268.02 Price with VAT: £321.62
    BANNER ENGINEERING D10UNFPG

    BANNER ENGINEERING

    D10UNFPG

    64573 - D10 EXPERT: GREEN BEAM PLASTIC FIBER; RANGE: DEPENDS ON FIBER; INPUT: 15-24 V DC; OUTPUT: NPN 0-10 V DC; 2 M (6.5 FT) CABLE
    ✓ IN STOCK!
    Buy Surplus As Low As £103.34 Price with VAT: £124.01
    £103.34 Price with VAT: £124.01
    BANNER ENGINEERING D10UNFPGQ

    BANNER ENGINEERING

    D10UNFPGQ

    64574 - D10 EXPERT: GREEN BEAM PLASTIC FIBER; RANGE: DEPENDS ON FIBER; INPUT: 15-24 V DC; OUTPUT: NPN 0-10 V DC; QUICK DISCONNECT
    ✓ IN STOCK!
    Buy Surplus As Low As £127.59 Price with VAT: £153.11
    £127.59 Price with VAT: £153.11
    BANNER ENGINEERING PIU460U

    BANNER ENGINEERING

    PIU460U

    BULK CABLE, PLASTIC FIBER, CORE DIAMETER 1 MM, FIBER LENGTH 18 M, UNTERMINATED, FREE CUT
    ✓ IN STOCK!
    £63.85 Price with VAT: £76.62 Buy Surplus As Low As £42.32 Price with VAT: £50.78
    £42.32 Price with VAT: £50.78
    BANNER ENGINEERING Q45XB6FPQ

    BANNER ENGINEERING

    Q45XB6FPQ

    37888 - Q45X SERIES: PLASTIC FIBER OPTIC, RANGE: DEPENDS ON FIBER, INPUT: ON BUS CARD, OUTPUT: DEPENDS ON BUS CARD USED, MINI-STYLE INTEGRAL QD
    ✓ IN STOCK!
    £188.58 Price with VAT: £226.30 Buy Surplus As Low As £76.29 Price with VAT: £91.54
    £76.29 Price with VAT: £91.54
    BANNER ENGINEERING PLI-A10

    BANNER ENGINEERING

    PLI-A10

    68639 - PLASTIC FIBER, CONVERGENT; CORE DIA.: 0.5 MM & 9 X 0.25 MM; FIBER LENGTH 2 M; LENS; FREE CUT
    ✓ IN STOCK!
    £169.28 Price with VAT: £203.13 Buy Surplus As Low As £129.18 Price with VAT: £155.02
    £129.18 Price with VAT: £155.02
    BANNER ENGINEERING PIL430U

    BANNER ENGINEERING

    PIL430U

    45096 - PLASTIC FIBER, OPPOSED MODE, CORE DIA.: 1 MM, FIBER LENGTH 9 M, LENS, FREE CUT
    ✓ IN STOCK!
    £95.03 Price with VAT: £114.04 Buy Surplus As Low As £70.58 Price with VAT: £84.69
    £70.58 Price with VAT: £84.69
    BANNER ENGINEERING PBT26UHT2

    BANNER ENGINEERING

    PBT26UHT2

    FIBER OPTIC SENSOR, DIFFUSE REFLECTIVE, PLASTIC FIBER, 0.5 MM CORE DIAMETER, 2 METER FIBER LENGTH, FREE CUT, IN-LINE BEAM EXIT, 76825
    ✓ IN STOCK!
    £89.84 Price with VAT: £107.80 Buy Surplus As Low As £68.30 Price with VAT: £81.97
    £68.30 Price with VAT: £81.97
    BANNER ENGINEERING ITETA.53S

    BANNER ENGINEERING

    ITETA.53S

    FIBER OPTIC CABLE, GLASS-TYPE, OPPOSED GENERAL SENSING MODE, REFLECTIVE DETAILED SENSING MODE, RIGHT ANBLE BEAM EXIT, 5.3 MM SENSING END SIZE, (22700)
    ✓ IN STOCK!
    £158.81 Price with VAT: £190.57 Buy Surplus As Low As £98.01 Price with VAT: £117.61
    £98.01 Price with VAT: £117.61
    BANNER ENGINEERING ITETA16S

    BANNER ENGINEERING

    ITETA16S

    24425 - FIBER OPTIC SENSOR ITETA16S
    ✓ IN STOCK!
    £188.58 Price with VAT: £226.30 Buy Surplus As Low As £132.04 Price with VAT: £158.44
    £132.04 Price with VAT: £158.44
    BANNER ENGINEERING IA26P

    BANNER ENGINEERING

    IA26P

    FIBER OPTIC CABLE, ROUND HOUSING, GLASS FIBER OPTIC, DIFFUSE SENSING MODE, RIGHT ANGLE BEAM EXIT, STAINLESS STEEL SENSING END, PVC JACKET, 1.829 M LENGTH, 4.8 MM FIBER SENSING END
    ✓ IN STOCK!
    £156.65 Price with VAT: £187.99 Buy Surplus As Low As £80.69 Price with VAT: £96.83
    £80.69 Price with VAT: £96.83
    BANNER ENGINEERING IA16S

    BANNER ENGINEERING

    IA16S

    17293 - FIBER OPTIC SENSOR - INDIVIDUAL FIBER - (FIBER SENSORS - GLASS FIBER SERIES), 6FT / 2M LENGTH - CYLINDRICAL (SMOOTH) END TIP SHAPE - STAINLESS STEEL SENSING END / GLASS FIBER / STAIN ...
    ✓ IN STOCK!
    £156.65 Price with VAT: £187.99 Buy Surplus As Low As £119.53 Price with VAT: £143.44
    £119.53 Price with VAT: £143.44
    BANNER ENGINEERING IAT210SMSS

    BANNER ENGINEERING

    IAT210SMSS

    22325 - FIBER OPTIC SENSOR IAT210SMSS
    ✓ IN STOCK!
    £230.90 Price with VAT: £277.08 Buy Surplus As Low As £175.96 Price with VAT: £211.15
    £175.96 Price with VAT: £211.15
    BANNER ENGINEERING PBU415U

    BANNER ENGINEERING

    PBU415U

    FIBER OPTIC CABLE, PLASTIC FIBER, 1 MM CORE, 5 METER
    ✓ IN STOCK!
    £37.86 Price with VAT: £45.44 Buy Surplus As Low As £25.95 Price with VAT: £31.14
    £25.95 Price with VAT: £31.14
    BANNER ENGINEERING IT29P

    BANNER ENGINEERING

    IT29P

    DISCONTINUED BY MANUFACTURER, FIBER OPTIC CABLE, 9 METER LENGTH, 3.2 MM DIAMETER, GLASS FIBER MATERIAL, DIFFUSE MODE, PLASTIC, THREADED END TIP, -40 TO 105 DEGREE C OPERATING TEMPERATURE
    ✓ IN STOCK!
    Buy Surplus As Low As £57.16 Price with VAT: £68.59
    £57.16 Price with VAT: £68.59
    BANNER ENGINEERING IR26SMCSC

    BANNER ENGINEERING

    IR26SMCSC

    FIBER OPTICS, PLASTIC FIBER, OPPOSED, LENGTH 2M, ANGLE
    ✓ IN STOCK!
    £240.55 Price with VAT: £288.66 Buy Surplus As Low As £148.70 Price with VAT: £178.44
    £148.70 Price with VAT: £178.44
    BANNER ENGINEERING BMT112SMVF

    BANNER ENGINEERING

    BMT112SMVF

    FIBER OPTIC CABLE, (74874), GLASS FIBER
    ✓ IN STOCK!
    £639.98 Price with VAT: £767.98 Buy Surplus As Low As £451.40 Price with VAT: £541.68
    £451.40 Price with VAT: £541.68
    BANNER ENGINEERING BTETA1.51S

    BANNER ENGINEERING

    BTETA1.51S

    FIBER OPTIC CABLE, REFLECTIVE, DIFFUSE, 79020, 5.3 MM FIBER SENSING END SIZE, 0.305 M FIBER LENGTH, STAINLESS STEEL
    ✓ IN STOCK!
    £182.64 Price with VAT: £219.17 Buy Surplus As Low As £121.02 Price with VAT: £145.22
    £121.02 Price with VAT: £145.22
    BANNER ENGINEERING BT230S

    BANNER ENGINEERING

    BT230S

    20372 - FIBER OPTIC SENSOR BT230S
    ✓ IN STOCK!
    £488.53 Price with VAT: £586.23 Buy Surplus As Low As £343.63 Price with VAT: £412.36
    £343.63 Price with VAT: £412.36
    BANNER ENGINEERING BAT210SM600

    BANNER ENGINEERING

    BAT210SM600

    21455 - FIBER OPTIC SENSOR BAT210SM600
    ✓ IN STOCK!
    £290.29 Price with VAT: £348.35 Buy Surplus As Low As £192.29 Price with VAT: £230.75
    £192.29 Price with VAT: £230.75
    BANNER ENGINEERING IA1.512SMTA

    BANNER ENGINEERING

    IA1.512SMTA

    22840 - FIBER OPTIC SENSOR IA1.512SMTA
    ✓ IN STOCK!
    £253.17 Price with VAT: £303.81 Buy Surplus As Low As £170.57 Price with VAT: £204.68
    £170.57 Price with VAT: £204.68
    BANNER ENGINEERING PIT23UM4-VL

    BANNER ENGINEERING

    PIT23UM4-VL

    87723 - PLASTIC FIBER, OPPOSED MODE; CORE DIA.: 0.5 MM; FIBER LENGTH 1 M; THREAD M4; FLEX RELIEF; FREE CUT; VANTAGE LINE
    ✓ IN STOCK!
    £35.64 Price with VAT: £42.76 Buy Surplus As Low As £17.83 Price with VAT: £21.40
    £17.83 Price with VAT: £21.40
    BANNER ENGINEERING IA2.5S

    BANNER ENGINEERING

    IA2.5S

    FIBER OPTICS, PLASTIC FIBER, DIFFUSE, LENGTH 5M, COAXIAL, THREAD
    ✓ IN STOCK!
    £113.59 Price with VAT: £136.31 Buy Surplus As Low As £29.24 Price with VAT: £35.09
    £29.24 Price with VAT: £35.09
    BANNER ENGINEERING IF21.5S

    BANNER ENGINEERING

    IF21.5S

    17953 - FIBER OPTIC SENSOR - INDIVIDUAL FIBER - (FIBER SENSORS - GLASS FIBER SERIES), 1.5FT / 457MM LENGTH - CYLINDRICAL (SMOOTH) PROBE TIP SHAPE - STAINLESS STEEL SENSING END / GLASS FIBER ...
    ✓ IN STOCK!
    £109.88 Price with VAT: £131.86 Buy Surplus As Low As £83.90 Price with VAT: £100.67
    £83.90 Price with VAT: £100.67
    BANNER ENGINEERING ITA2.6S

    BANNER ENGINEERING

    ITA2.6S

    FIBER OPTICS, RIGHT ANGLE, GLASS FIBER ASSEMBLY, OPPOSED/REFLECTIVE, 0.178 M FIBER, 4.8MM FIBER SENSING END, 25 MM BEND RADIUS5/16-24 THREAD 71186
    ✓ IN STOCK!
    £164.82 Price with VAT: £197.79 Buy Surplus As Low As £66.46 Price with VAT: £79.76
    £66.46 Price with VAT: £79.76
    BANNER ENGINEERING PGIRS66U-100

    BANNER ENGINEERING

    PGIRS66U-100

    PLASTIC FIBER GROUP ARRAY, OPPOSED MODE, 100 MM FIBER ARRAY 125 X 0.25 MM CORE, DIE CAST RECTANGULAR HOUSING W/ COUPLED 2 M 1.5 MM CORE DIAMETER PLASTIC FIBER, FREE CUT, 801976
    ✓ IN STOCK!
    £303.29 Price with VAT: £363.95 Buy Surplus As Low As £173.89 Price with VAT: £208.67
    £173.89 Price with VAT: £208.67
    BANNER ENGINEERING PITL23UM6-VL

    BANNER ENGINEERING

    PITL23UM6-VL

    801984 - PLASTIC FIBER; OPPOSED MODE PAIR; CORE DIA.: 0.5 MM; FIBER LENGTH 1 M; STAINLESS THREAD M6 WITH INTEGRATED LENS, 20 MM; SPOT SIZE AT 100 MM RANGE; FLEX RELIEF, FREE CUT, VANTAGE LIN ...
    ✓ IN STOCK!
    £63.11 Price with VAT: £75.73 Buy Surplus As Low As £48.26 Price with VAT: £57.91
    £48.26 Price with VAT: £57.91
    BANNER ENGINEERING IF21S

    BANNER ENGINEERING

    IF21S

    17950 - FIBER OPTIC SENSOR - INDIVIDUAL FIBER - (FIBER SENSORS - GLASS FIBER SERIES), 1FT / 300MM LENGTH - CYLINDRICAL (SMOOTH) PROBE TIP SHAPE - BRASS SENSING END / GLASS FIBER / STAINLESS ...
    ✓ IN STOCK!
    Buy Surplus As Low As £39.49 Price with VAT: £47.39
    £39.49 Price with VAT: £47.39
    BANNER ENGINEERING BAMM.443S

    BANNER ENGINEERING

    BAMM.443S

    FIBER OPTIC SENSOR, ROUND HOUSING, STAINLESS STEEL
    ✓ IN STOCK!
    £156.65 Price with VAT: £187.99 Buy Surplus As Low As £103.94 Price with VAT: £124.73
    £103.94 Price with VAT: £124.73
    BANNER ENGINEERING BM756SM2M600

    BANNER ENGINEERING

    BM756SM2M600

    DISCONTINUED BY MANUFACTURER, (21766) FIBER BM.756SM2M600
    ✓ IN STOCK!
    Buy Surplus As Low As £35.07 Price with VAT: £42.09
    £35.07 Price with VAT: £42.09
    BANNER ENGINEERING IR2.51.8SM.5X.03

    BANNER ENGINEERING

    IR2.51.8SM.5X.03

    23923 - FIBER OPTIC SENSOR IR2.51.8SM.5X.03
    ✓ IN STOCK!
    £288.81 Price with VAT: £346.57 Buy Surplus As Low As £203.13 Price with VAT: £243.76
    £203.13 Price with VAT: £243.76
    BANNER ENGINEERING PBAT43TSL5TA-VL

    BANNER ENGINEERING

    PBAT43TSL5TA-VL

    PLASTIC FIBER, DIFFUSE REFLECTIVE, 1 MM CORE DIAMETER, FIBER LENGTH 1 METER, RIGHT-ANGLE, THREAD M6, STAINLESS PROTECTIVE JACKET, 25 MM BEND RADIUS VANTAGE LINE, 93946
    ✓ IN STOCK!
    £129.18 Price with VAT: £155.02 Buy Surplus As Low As £78.74 Price with VAT: £94.48
    £78.74 Price with VAT: £94.48
    BANNER ENGINEERING MID-SMTA5

    BANNER ENGINEERING

    MID-SMTA5

    FIBER OPTIC CABLE, 5FT
    ✓ IN STOCK!
    Buy Surplus As Low As £19.75 Price with VAT: £23.70
    £19.75 Price with VAT: £23.70
    BANNER ENGINEERING IAT21.4S

    BANNER ENGINEERING

    IAT21.4S

    FIBER OPTICS, 22402, ROUND, GLASS, BEAM EXIT: RIGHT ANGLE, STAINLESS STEEL JACKET, SENSING MATERIAL: BRASS, 2M LENGTH
    ✓ IN STOCK!
    £140.58 Price with VAT: £168.70 Buy Surplus As Low As £76.51 Price with VAT: £91.81
    £76.51 Price with VAT: £91.81
    BANNER ENGINEERING PBRSL1X326U

    BANNER ENGINEERING

    PBRSL1X326U

    805206 - PLASTIC FIBER, DIFFUSE REFLECTIVE; CORE DIAMETER: 32 X 0.25 MM; FIBER LENGTH 2 M; RECTANGLE; LENSED EMITTER ARRAY SIDEVIEW; FREE CUT
    ✓ IN STOCK!
    £136.61 Price with VAT: £163.93 Buy Surplus As Low As £51.96 Price with VAT: £62.35
    £51.96 Price with VAT: £62.35
    Previous
    1 2 3 4 5