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Plate Caps

Plate Caps, Heat Radiators and Clips

RF Parts offers plate caps, heat radiators and clips for many popular tubes. This includes popular tubes, such as the 3-400Z/3-500Z.

The following is a list of plate caps and heat radiators and their matching tubes.

Heat Radiators and Plate ClipsMatching Tubes
HR2 Heat radiator, tube plate cap, finned For tubes with .0625" pin.
HR3 Heat radiator, tube plate cap, Eimac Works with tubes with 0.72" Plate terminal
HR4 Heat radiator, tube plate cap, finned For tubes with .1015 " dia. pin
HR6-SHORT Plate Cap Heat radiator, short version 3-400Z/3-500Z & ZG, 4-400A short version 3-400Z/3-500Z & ZG, 4-400A
HR6-TALL Plate Cap Finned plate cap 3-500/4-400 3-500/4-400
HR7 Plate Cap / Anode Heat Radiator for 304TL or 304TH 304TL or 304TH
HR8 Plate cap, Finned Aluminum, Fits on 3-1000Z / 4-1000A / 4PR1000A/ 833 3-1000Z / 4-1000A / 4PR1000A/ 833
PC509 Plate cap, 1/4" for EL509 / EL519 / 6KG6 EL509 / EL519 / 6KG6
PLCAP1 Ceramic Plate cap for Tubes: 811A / 572B / 866 / 833, 811A / 572B / 866 / 833
PLCAP2 Ceramic Plate cap for tubes with plate diameter of 0.35": 6146B / 6146W / 6LQ6 / 8950 tubes, tubes with plate diameter of 0.35": 6146B / 6146W / 6LQ6 / 8950 tubes
PLCAP3 Ceramic Plate cap for tubes with plate diameter of 0.25" tubes with plate diameter of 0.25"
HR7 Plate Cap / Anode Heat Radiator for 304TL or 304TH, Eimac (NOS) 304TL or 304TH
HR6-1 Plate Cap Finned, 3-500Z & 4-400A 3-500Z & 4-400A

The following is a list of clips and their matching tubes.

ClipsMatching Tubes
AC1 Anode clip for 4cx150a-400a O.565" /11 mm typ. diameter (Default) 4cx150a-400a O.565" /11 mm typ. diameter
AC2 Anode Clip for 4CX800A / 4CX1600B / 3CX3000A7, etc 4CX800A / 4CX1600B / 3CX3000A7, etc
AC3 Anode Clip for Large 3CX & 4CX tubes thru 15000 Large 3CX & 4CX tubes thru 15000
AC4 Anode Clip for 833A & C tubes or with 0.45 diameter plate cap 833A & C tubes or with 0.45 diameter plate cap
AC5 Anode Clip, Plate/Grid, 0.57", 4CX250B, 4CX350A Plate/Grid, 0.57", 4CX250B, 4CX350A
SPRCLP Spring clip for smaller plate caps 0.24-0.25" Dia smaller plate caps 0.24-0.25" Dia
SPRCLP-L Spring clip, large. fits 572B, 810, 866, 813 572B, 810, 866, 813

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  1. HR3 Heat radiator, tube plate cap, Eimac

    HR3 Heat radiator, tube plate cap, Eimac

    $9.95

    HR3 Heat radiator, tube plate cap, Finned, For tubes with 0.72" Plate terminal, MFR: Eimac

    Made in the USA
  2. SPRCLP-L Spring clip, large. fits 572B, 810, 866, 813

    SPRCLP-L Spring clip, large. fits 572B, 810, 866, 813

    $3.55

    Out of stock

    SPRCLP-L Spring clip, large. fits 572B, 810, 866A & AS, 813

  3. SPRCLP Spring clip for smaller plate caps 0.24-0.25" Dia

    SPRCLP Spring clip for smaller plate caps 0.24-0.25" Dia

    $0.75 As low as: $0.50

    SPRCLP  Spring clip for older sweep tubes with small plate cap Diameter of 0.24 - 0.25"

    NOTE: Please check your tubes to make sure diameter fits.

     

  4. PLCAP2 Ceramic Plate cap for tubes with plate diameter of 0.35": 6146B / 6146W / 6LQ6 / 8950 tubes,

    PLCAP2 Ceramic Plate cap for tubes with plate diameter of 0.35": 6146B / 6146W / 6LQ6 / 8950 tubes,

    $2.30 As low as: $1.75

    PLCAP2  Ceramic Plate cap for popular tubes with plate diameter of approx. 0.35": 6146B / 6146W / 6LQ6 / 8950 tubes,

    Made in China

  5. PLCAP1 Ceramic Plate cap for Tubes: 811A / 572B / 866 / 833,

    PLCAP1 Ceramic Plate cap for Tubes: 811A / 572B / 866 / 833,

    $2.70

    PLCAP1   Ceramic Plate cap for Tubes with 0.55" Plate diameter:  811A / 572B / 866 / 833, 

    Made in China

  6. PC509 Plate cap, 1/4" for EL509 / EL519 / 6KG6

    PC509 Plate cap, 1/4" for EL509 / EL519 / 6KG6

    $6.50

    PC509 Plate cap, 1/4" for EL509 / EL519 / 6KG6, MFR: Millen,  No longer available for Export, (NOS)

  7. HR8 Plate cap, Finned Aluminum, Fits on 3-1000Z / 4-1000A / 4PR1000A/ 833

    HR8 Plate cap, Finned Aluminum, Fits on 3-1000Z / 4-1000A / 4PR1000A/ 833

    $12.95

    HR8 Plate cap, Finned Aluminum, Fits on 3-1000Z / 4-1000A / 4PR1000A / 833 Plate cap


  8. HR7 Plate Cap / Anode Heat Radiator for 304TL or 304TH

    HR7 Plate Cap / Anode Heat Radiator for 304TL or 304TH

    $14.95

    HR7  Plate Cap / Anode Heat Radiator for 304TL or 304TH or tube with 0.127 Hole diameter.

    No longer available for Export, Not for Export, (NOS)

     

    Made in the USA
  9. HR6-TALL Plate Cap Finned plate cap 3-500/4-400

    HR6-TALL Plate Cap Finned plate cap 3-500/4-400

    $7.95 As low as: $6.95

    HR6-TALL Plate Cap Finned plate cap 3-500/4-400 Tall Version,

    Will work on 3-400Z, 3-500Z & ZG, and 4-400A

  10. HR6-SHORT Plate Cap Heat radiator, short version 3-400Z/3-500Z & ZG, 4-400A

    HR6-SHORT Plate Cap Heat radiator, short version 3-400Z/3-500Z & ZG, 4-400A

    $6.95 As low as: $5.95

    HR6-SHORT Plate Cap Heat radiator, short version 3-400Z/3-500Z & ZG, 4-400A

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Minimum Order:  The Minimun Order amount is $15.00, all inclusive.

International Purchases:  Our preferred method of payment is via Wire Transfer of funds.  An additional fee of $20.00 may be assessed.   Of course, PayPal payments are accepted.  At this time (January, 2018) we are not accepting payments by International Credit Card.  

 

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