Product Search

    SEARCH NOW FOR ALL YOUR PR ELECTRONICS SOLUTIONS

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

    Radwell is not an authorized 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 authorization by any rights holder.

    Filter Results
    Results 801-850 of 989.
    PR ELECTRONICS 7501B3B2N21M

    PR ELECTRONICS

    7501B3B2N21M

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, LOCAL OPERATOR INTERFACE, FKM RUBBER O-RING, 1/2 NPT CONDUIT, CONNECTION KIT, GENERAL PURPOSE, MARINE, POWER SUPPLY: 10/12 ...
    $1,895.00 Buy Surplus As Low As $1,137.00
    $1,137.00
    Repair Yours $944.00
    PR ELECTRONICS 7501B3A2N21M

    PR ELECTRONICS

    7501B3A2N21M

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, LOCAL OPERATOR INTERFACE, SILICONE RUBBER O-RING, 1/2 NPT CONDUIT, CONNECTION KIT, GENERAL PURPOSE, MARINE, POWER SUPPLY: ...
    $1,895.00 Buy Surplus As Low As $1,137.00
    $1,137.00
    Repair Yours $944.00
    PR ELECTRONICS 7501B3B1N21

    PR ELECTRONICS

    7501B3B1N21

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, LOCAL OPERATOR INTERFACE, FKM RUBBER O-RING, M20X1.5 6H CONDUIT, CONNECTION KIT, GENERAL PURPOSE, POWER SUPPLY: 10/12...35 ...
    $1,895.00 Buy Surplus As Low As $1,137.00
    $1,137.00
    Repair Yours $944.00
    PR ELECTRONICS 7501B3A2N22M

    PR ELECTRONICS

    7501B3A2N22M

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, LOCAL OPERATOR INTERFACE, SILICONE RUBBER O-RING, 1/2 NPT CONDUIT, CONNECTION KIT, HAZARDOUS INSTALLATION, MARINE, POWER S ...
    $1,895.00 Buy Surplus As Low As $1,137.00
    $1,137.00
    Repair Yours $944.00
    PR ELECTRONICS 7501B2B2N11

    PR ELECTRONICS

    7501B2B2N11

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, DISPLAY, FKM RUBBER O-RING, 1/2 NPT CONDUIT, HART TT, GENERAL PURPOSE, POWER SUPPLY: 10/12...35 VDC
    $2,059.00 Buy Surplus As Low As $1,236.00
    $1,236.00
    Repair Yours $1,026.00
    PR ELECTRONICS 7501B2B1N12M

    PR ELECTRONICS

    7501B2B1N12M

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, DISPLAY, FKM RUBBER O-RING, M20X1.5 6H CONDUIT, HART TT, HAZARDOUS INSTALLATION, MARINE, POWER SUPPLY: 10/12...30 VDC
    $2,059.00 Buy Surplus As Low As $1,236.00
    $1,236.00
    Repair Yours $1,026.00
    PR ELECTRONICS 7501B2A1N12M

    PR ELECTRONICS

    7501B2A1N12M

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, DISPLAY, SILICONE RUBBER O-RING, M20X1.5 6H CONDUIT, HART TT, HAZARDOUS INSTALLATION, MARINE, POWER SUPPLY: 10/12...30 VDC
    $2,059.00 Buy Surplus As Low As $1,236.00
    $1,236.00
    Repair Yours $1,026.00
    PR ELECTRONICS 7501B2A2N11

    PR ELECTRONICS

    7501B2A2N11

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, DISPLAY, SILICONE RUBBER O-RING, 1/2 NPT CONDUIT, HART TT, GENERAL PURPOSE, POWER SUPPLY: 10/12...35 VDC
    $2,059.00 Buy Surplus As Low As $1,236.00
    $1,236.00
    Repair Yours $1,026.00
    PR ELECTRONICS 7501B2B1N11

    PR ELECTRONICS

    7501B2B1N11

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, DISPLAY, FKM RUBBER O-RING, M20X1.5 6H CONDUIT, HART TT, GENERAL PURPOSE, POWER SUPPLY: 10/12...35 VDC
    $2,059.00 Buy Surplus As Low As $1,236.00
    $1,236.00
    Repair Yours $1,026.00
    PR ELECTRONICS 7501B2B2N11M

    PR ELECTRONICS

    7501B2B2N11M

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, DISPLAY, FKM RUBBER O-RING, 1/2 NPT CONDUIT, HART TT, GENERAL PURPOSE, MARINE, POWER SUPPLY: 10/12...35 VDC
    $2,059.00 Buy Surplus As Low As $1,236.00
    $1,236.00
    Repair Yours $1,026.00
    PR ELECTRONICS 7501B2A2N11M

    PR ELECTRONICS

    7501B2A2N11M

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, DISPLAY, SILICONE RUBBER O-RING, 1/2 NPT CONDUIT, HART TT, GENERAL PURPOSE, MARINE, POWER SUPPLY: 10/12...35 VDC
    $2,059.00 Buy Surplus As Low As $1,236.00
    $1,236.00
    Repair Yours $1,026.00
    PR ELECTRONICS 7501B2A2N12

    PR ELECTRONICS

    7501B2A2N12

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, DISPLAY, SILICONE RUBBER O-RING, 1/2 NPT CONDUIT, HART TT, HAZARDOUS INSTALLATION, POWER SUPPLY: 10/12...30 VDC
    $2,059.00 Buy Surplus As Low As $1,236.00
    $1,236.00
    Repair Yours $1,026.00
    PR ELECTRONICS 7501B2A1N11

    PR ELECTRONICS

    7501B2A1N11

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, DISPLAY, SILICONE RUBBER O-RING, M20X1.5 6H CONDUIT, HART TT, GENERAL PURPOSE, POWER SUPPLY: 10/12...35 VDC
    $2,059.00 Buy Surplus As Low As $1,236.00
    $1,236.00
    Repair Yours $1,026.00
    PR ELECTRONICS 7501B2A1N12

    PR ELECTRONICS

    7501B2A1N12

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, DISPLAY, SILICONE RUBBER O-RING, M20X1.5 6H CONDUIT, HART TT, HAZARDOUS INSTALLATION, POWER SUPPLY: 10/12...30 VDC
    $2,059.00 Buy Surplus As Low As $1,236.00
    $1,236.00
    Repair Yours $1,026.00
    PR ELECTRONICS 7501B2B1N12

    PR ELECTRONICS

    7501B2B1N12

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, DISPLAY, FKM RUBBER O-RING, M20X1.5 6H CONDUIT, HART TT, HAZARDOUS INSTALLATION, POWER SUPPLY: 10/12...30 VDC
    $2,059.00 Buy Surplus As Low As $1,236.00
    $1,236.00
    Repair Yours $1,026.00
    PR ELECTRONICS 7501B2B2N12

    PR ELECTRONICS

    7501B2B2N12

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, DISPLAY, FKM RUBBER O-RING, 1/2 NPT CONDUIT, HART TT, HAZARDOUS INSTALLATION, POWER SUPPLY: 10/12...30 VDC
    $2,059.00 Buy Surplus As Low As $1,236.00
    $1,236.00
    Repair Yours $1,026.00
    PR ELECTRONICS 7501B2B2N12M

    PR ELECTRONICS

    7501B2B2N12M

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, DISPLAY, FKM RUBBER O-RING, 1/2 NPT CONDUIT, HART TT, HAZARDOUS INSTALLATION, MARINE, POWER SUPPLY: 10/12...30 VDC
    $2,059.00 Buy Surplus As Low As $1,236.00
    $1,236.00
    Repair Yours $1,026.00
    PR ELECTRONICS 7501B2B1N11M

    PR ELECTRONICS

    7501B2B1N11M

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, DISPLAY, FKM RUBBER O-RING, M20X1.5 6H CONDUIT, HART TT, GENERAL PURPOSE, MARINE, POWER SUPPLY: 10/12...35 VDC
    $2,059.00 Buy Surplus As Low As $1,236.00
    $1,236.00
    Repair Yours $1,026.00
    PR ELECTRONICS 7501B2A1N11M

    PR ELECTRONICS

    7501B2A1N11M

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, DISPLAY, SILICONE RUBBER O-RING, M20X1.5 6H CONDUIT, HART TT, GENERAL PURPOSE, MARINE, POWER SUPPLY: 10/12...35 VDC
    $2,059.00 Buy Surplus As Low As $1,236.00
    $1,236.00
    Repair Yours $1,026.00
    PR ELECTRONICS 7501B2A2N12M

    PR ELECTRONICS

    7501B2A2N12M

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, DISPLAY, SILICONE RUBBER O-RING, 1/2 NPT CONDUIT, HART TT, HAZARDOUS INSTALLATION, MARINE, POWER SUPPLY: 10/12...30 VDC
    $2,059.00 Buy Surplus As Low As $1,236.00
    $1,236.00
    Repair Yours $1,026.00
    PR ELECTRONICS 7501B3A2N12

    PR ELECTRONICS

    7501B3A2N12

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, LOCAL OPERATOR INTERFACE, SILICONE RUBBER O-RING, 1/2 NPT CONDUIT, HART TT, HAZARDOUS INSTALLATION, POWER SUPPLY: 10/12... ...
    $2,209.00 Buy Surplus As Low As $1,326.00
    $1,326.00
    Repair Yours $1,101.00
    PR ELECTRONICS 7501B3A2N11

    PR ELECTRONICS

    7501B3A2N11

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, LOCAL OPERATOR INTERFACE, SILICONE RUBBER O-RING, 1/2 NPT CONDUIT, HART TT, GENERAL PURPOSE, POWER SUPPLY: 10/12...35 VDC
    $2,209.00 Buy Surplus As Low As $1,326.00
    $1,326.00
    Repair Yours $1,101.00
    PR ELECTRONICS 7501B3B2N11

    PR ELECTRONICS

    7501B3B2N11

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, LOCAL OPERATOR INTERFACE, FKM RUBBER O-RING, 1/2 NPT CONDUIT, HART TT, GENERAL PURPOSE, POWER SUPPLY: 10/12...35 VDC
    $2,209.00 Buy Surplus As Low As $1,326.00
    $1,326.00
    Repair Yours $1,101.00
    PR ELECTRONICS 7501B3B1N12

    PR ELECTRONICS

    7501B3B1N12

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, LOCAL OPERATOR INTERFACE, FKM RUBBER O-RING, M20X1.5 6H CONDUIT, HART TT, HAZARDOUS INSTALLATION, POWER SUPPLY: 10/12...30 ...
    $2,209.00 Buy Surplus As Low As $1,326.00
    $1,326.00
    Repair Yours $1,101.00
    PR ELECTRONICS 7501B3A1N12M

    PR ELECTRONICS

    7501B3A1N12M

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, LOCAL OPERATOR INTERFACE, SILICONE RUBBER O-RING, M20X1.5 6H CONDUIT, HART TT, HAZARDOUS INSTALLATION, MARINE, POWER SUPPL ...
    $2,209.00 Buy Surplus As Low As $1,326.00
    $1,326.00
    Repair Yours $1,101.00
    PR ELECTRONICS 7501B3B2N12M

    PR ELECTRONICS

    7501B3B2N12M

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, LOCAL OPERATOR INTERFACE, FKM RUBBER O-RING, 1/2 NPT CONDUIT, HART TT, HAZARDOUS INSTALLATION, MARINE, POWER SUPPLY: 10/12 ...
    $2,209.00 Buy Surplus As Low As $1,326.00
    $1,326.00
    Repair Yours $1,101.00
    PR ELECTRONICS 7501B3A2N11M

    PR ELECTRONICS

    7501B3A2N11M

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, LOCAL OPERATOR INTERFACE, SILICONE RUBBER O-RING, 1/2 NPT CONDUIT, HART TT, GENERAL PURPOSE, MARINE, POWER SUPPLY: 10/12.. ...
    $2,209.00 Buy Surplus As Low As $1,326.00
    $1,326.00
    Repair Yours $1,101.00
    PR ELECTRONICS 7501B3B2N11M

    PR ELECTRONICS

    7501B3B2N11M

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, LOCAL OPERATOR INTERFACE, FKM RUBBER O-RING, 1/2 NPT CONDUIT, HART TT, GENERAL PURPOSE, MARINE, POWER SUPPLY: 10/12...35 V ...
    $2,209.00 Buy Surplus As Low As $1,326.00
    $1,326.00
    Repair Yours $1,101.00
    PR ELECTRONICS 7501B3B1N11

    PR ELECTRONICS

    7501B3B1N11

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, LOCAL OPERATOR INTERFACE, FKM RUBBER O-RING, M20X1.5 6H CONDUIT, HART TT, GENERAL PURPOSE, POWER SUPPLY: 10/12...35 VDC
    $2,209.00 Buy Surplus As Low As $1,326.00
    $1,326.00
    Repair Yours $1,101.00
    PR ELECTRONICS 7501B3A2N12M

    PR ELECTRONICS

    7501B3A2N12M

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, LOCAL OPERATOR INTERFACE, SILICONE RUBBER O-RING, 1/2 NPT CONDUIT, HART TT, HAZARDOUS INSTALLATION, MARINE, POWER SUPPLY: ...
    $2,209.00 Buy Surplus As Low As $1,326.00
    $1,326.00
    Repair Yours $1,101.00
    PR ELECTRONICS 7501B3B1N12M

    PR ELECTRONICS

    7501B3B1N12M

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, LOCAL OPERATOR INTERFACE, FKM RUBBER O-RING, M20X1.5 6H CONDUIT, HART TT, HAZARDOUS INSTALLATION, MARINE, POWER SUPPLY: 10 ...
    $2,209.00 Buy Surplus As Low As $1,326.00
    $1,326.00
    Repair Yours $1,101.00
    PR ELECTRONICS 7501B3B1N11M

    PR ELECTRONICS

    7501B3B1N11M

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, LOCAL OPERATOR INTERFACE, FKM RUBBER O-RING, M20X1.5 6H CONDUIT, HART TT, GENERAL PURPOSE, MARINE, POWER SUPPLY: 10/12...3 ...
    $2,209.00 Buy Surplus As Low As $1,326.00
    $1,326.00
    Repair Yours $1,101.00
    PR ELECTRONICS 7501B3A1N11M

    PR ELECTRONICS

    7501B3A1N11M

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, LOCAL OPERATOR INTERFACE, SILICONE RUBBER O-RING, M20X1.5 6H CONDUIT, HART TT, GENERAL PURPOSE, MARINE, POWER SUPPLY: 10/1 ...
    $2,209.00 Buy Surplus As Low As $1,326.00
    $1,326.00
    Repair Yours $1,101.00
    PR ELECTRONICS 7501B3A1N12

    PR ELECTRONICS

    7501B3A1N12

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, LOCAL OPERATOR INTERFACE, SILICONE RUBBER O-RING, M20X1.5 6H CONDUIT, HART TT, HAZARDOUS INSTALLATION, POWER SUPPLY: 10/12 ...
    $2,209.00 Buy Surplus As Low As $1,326.00
    $1,326.00
    Repair Yours $1,101.00
    PR ELECTRONICS 7501B3A1N11

    PR ELECTRONICS

    7501B3A1N11

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, LOCAL OPERATOR INTERFACE, SILICONE RUBBER O-RING, M20X1.5 6H CONDUIT, HART TT, GENERAL PURPOSE, POWER SUPPLY: 10/12...35 V ...
    $2,209.00 Buy Surplus As Low As $1,326.00
    $1,326.00
    Repair Yours $1,101.00
    PR ELECTRONICS 7501B3B2N12

    PR ELECTRONICS

    7501B3B2N12

    FIELD MOUNTED HART TEMPERATURE TRANSMITTER, SST316 STAINLESS STEEL, LOCAL OPERATOR INTERFACE, FKM RUBBER O-RING, 1/2 NPT CONDUIT, HART TT, HAZARDOUS INSTALLATION, POWER SUPPLY: 10/12...30 VD ...
    $2,209.00 Buy Surplus As Low As $1,326.00
    $1,326.00
    Repair Yours $1,101.00
    PR ELECTRONICS 2255B1X

    PR ELECTRONICS

    2255B1X

    DISCONTINUED BY MANUFACTURER, F/F CONVERTER, PROGRAMMABLE, ANALOG + NPN OUTPUT, 2.4 W, 24 V
    ✓ IN STOCK!
    Buy Surplus As Low As $127.39
    $127.39
    Repair Yours $300.00
    PR ELECTRONICS 2229

    PR ELECTRONICS

    2229

    DISCONTINUED BY MANUFACTURER, VOLTAGE REGULATOR, SWITCHMODE, 40 W, 2.5 AMP MAX, 5-24 VDC, 11 POLE, IP30
    ✓ IN STOCK!
    Buy Surplus As Low As $158.13
    $158.13
    Repair Yours $300.00
    PR ELECTRONICS 2238B3A

    PR ELECTRONICS

    2238B3A

    DISCONTINUED BY MANUFACTURER, TRIP AMPLIFIER, 24VDC, 1.2W, 11 PIN, PLUG IN
    ✓ IN STOCK!
    Buy Surplus As Low As $47.25
    $47.25
    Repair Yours $300.00
    PR ELECTRONICS 2202

    PR ELECTRONICS

    2202

    DISCONTINUED BY MANUFACTURER, R/I TRANSMITTER, 2 WIRE, 11 PIN OCTAL CONNECTION, 24 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $81.58
    $81.58
    PR ELECTRONICS 2285

    PR ELECTRONICS

    2285

    DISCONTINUED BY MANUFACTURER, RELAY SOCKET, ISOLATOR LOOP POWERED, 1 CHANNEL, 11 PIN
    ✓ IN STOCK!
    Buy Surplus As Low As $170.00
    $170.00
    Repair Yours $300.00
    PR ELECTRONICS 5131.1

    PR ELECTRONICS

    5131.1

    TRANSMITTER 2WIRE PROGRAMMABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $216.00
    $216.00
    Repair Yours $300.00
    PR ELECTRONICS 5131

    PR ELECTRONICS

    5131

    TRANSMITTER 2WIRE PROGRAMMABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $97.05
    $97.05
    Repair Yours $300.00
    PR ELECTRONICS 2289A

    PR ELECTRONICS

    2289A

    DISCONTINUED BY MANUFACTURER, SIGNAL CALCULATOR, 2 X MA/V INPUT, MA/V OUTPUT, FRONT-PROGRAMMABLE, 24 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $191.28
    $191.28
    Repair Yours $300.00
    PR ELECTRONICS 2255B2

    PR ELECTRONICS

    2255B2

    DISCONTINUED BY MANUFACTURER, F/I-F/F CONVERTER, DIGITAL INPUT, MA/V AND RELAY OUTPUT, FRONT- PROGRAMMABLE, 24 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $955.06
    $955.06
    Repair Yours $754.95
    PR ELECTRONICS 2204X2

    PR ELECTRONICS

    2204X2

    DISCONTINUED BY MANUFACTURER, ISOLATION AMPLIFIER, SUPPLY: 24 VDC / 1.3 W, OUTPUT: 4-20 MA, 0%: 0-2000 OHM, SPAN: 500-2500 OHM
    ✓ IN STOCK!
    Buy Surplus As Low As $300.35
    $300.35
    Repair Yours $300.00
    PR ELECTRONICS 5514-A2D

    PR ELECTRONICS

    5514-A2D

    LED INDICATOR, PROGRAMMABLE, 4 WATT, 24 V, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $139.97
    $139.97
    Repair Yours $300.00
    PR ELECTRONICS 2236

    PR ELECTRONICS

    2236

    DISCONTINUED BY MANUFACTURER, LIMIT SWITCH, TRIP AMPLIFIER, 24 VAC/DC, RELAY NO/NC, REPLACED BY 2231
    ✓ IN STOCK!
    Buy Surplus As Low As $110.33
    $110.33
    Repair Yours $300.00
    PR ELECTRONICS 2284A2D1

    PR ELECTRONICS

    2284A2D1

    DISCONTINUED BY MANUFACTURER, ISOLATION AMPLIFIER, 0...20 MA INPUT, 4...20 MA OUTPUT, 24 VDC SUPPLY, STANDARD OUTPUT
    ✓ IN STOCK!
    Buy Surplus As Low As $144.80
    $144.80
    Repair Yours $300.00
    PR ELECTRONICS 5202B

    PR ELECTRONICS

    5202B

    DISCONTINUED BY MANUFACTURER, SAFETY BARRIER, 1.5 W, 24-230 VAC/DC, 50/60 HZ, 2 RELAY
    ✓ IN STOCK!
    Buy Surplus As Low As $504.25
    $504.25
    Repair Yours $460.00
    Previous Next
    10 11 12 13 14 15 16 17 18 19 20