Heathkit Repair Parts
Heathkit Repair Parts
Heathkit repair parts are essential for maintaining and restoring your classic Heathkit equipment. Our selection includes a variety of components to help you get your devices back in working order. Explore our inventory to find the perfect parts for your needs.

KRUP110 KEST Enclosed Relay, 3PDT 120vac 13a, (NOS)
In Stock
Possible replacement for Heathkit SB220, SB221
New Old Stock
MFR: KEST
SKU: KRUP110

16-010-010A Vintage Open Frame Relay 3PDT 110vdc 5a (NOS)
In Stock
- Possible replacement for the SB220 and SB221 amplifiers.
- Similar to the KA14DY
New Old Stock
MFR: Unbranded
SKU: 16-010-010A

303D10 CDE 3PDT Open Frame Relay 110vdc 10 amp 10k ohm (NOS)
In Stock
Size: 1.9" Long x 1.1" Wide x 1.3" High
Possible replacement for the Heathkit SB220-221
New Old Stock * No longer available for export
MFR: Cornell Dubilier Electronics
SKU: 303D10

3PDT10A110V Open Frame Relay 3PDT 10 amp 110 vdc Coil
In Stock
- Size: 1.75" Long x 1" Wide x 1.2" High
- Can be used as a replacement in the Heathkit SB220-SB221 Linear Amplifiers
Made in Japan
SKU: 3PDT10A110V

KA11DG-110V Potter Brumfield Open Frame Relay, DPDT, 110v 10amp (NOS)
In Stock
Coil Resistance: 10kohm
Contact Voltage AC Nom: 240 V
External Width: 37.29 mm
Nom Operating Power: 1.2 W
Coil Current: 11.5 mA
External Height: 34.93 mm
Contact Current Max:10 A
External Depth: 48.8 mm
Coil Voltage VDC Nom: 110 V
Can be used as a replacement in the Heathkit SB200-SB201 Linear Amplifiers
New Old Stock * No longer available for export
MFR: Potter & Brumfield
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