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This is a listing of available parts for your Honeywell model 4B-H503A Central Vacuum Power Unit.
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Lamb Motor 140431 replaced by 140373 beam circuit board 100630 honeywell central vacuum bags
Lamb Motor 140431 Replaced by 140373
List Price: $179.95
Direct Price: $129.95
Save $50.00!
BEAM Circuit Board #100630
List Price: $97.23
Direct Price: $59.95
Save $37.28!
Honeywell Central Vacuum Bags (3 Pack)
List Price: $24.95
Direct Price: $14.95
Save $10.00!
Genuine Lamb 2 stage 120V bypass central vacuum motor. Previous part numbers have been 119992 and 140373. Click to see which makes and models that this popular central vacuum motor fits into. Available at Central Vacuum Direct. Genuine Beam printed circuit board (PCB) #100630. Will fit the following models:
Beam 225A and SC325A
Frigidaire BM166, CVS4100, and CVS6100
Honeywell 4B-H503
Electrolux BM166A and PU503A
Honeywell 110056 Central Vacuum 6-Gallon disposable Paper Bags (3-Pack). Replacement bags for Honeywell model 4B-H503, 4B-H602, 4B-H603, and 4B-H703 central vacuum units. Available from Central Vacuum Direct.
Beam 110385 Central Vacuum Filter 100601 100602
Beam 110385 Central Vacuum Filter
List Price: $79.95
Direct Price: $69.95
Save $10.00!
BEAM Control Module/SUI Board
List Price: $13.95
Direct Price: $8.95
Save $5.00!
Wiring Harness
List Price: $8.95
Direct Price: $5.95
Save $3.00!
Genuine Beam 11" central vacuum cloth filter. Previous manufacturers part numbers have been 110347, 110379, 110830, 110386
Will fit the following central vacuum models models:
Beam - 153, 178, 189, 193, 197, 199, 275, 275A 750, 775, 2100, 2775, PU275, PU353, PU371, PU501, PU601, PU701, and SC375A

Honeywell - H503A and H703A

Genuine BEAM control module/SUI board.

Will fit the following models:

  • BEAM 375C, PU201A, PU503A, SC200A, SC200B, SC225A, SC2225C, SC225C, SC275A, SC275C, SC295A, SC295C, SC300A, SC325A, SC325C, SC375A, SC375C, SC395A, SC395C
  • Ecopure 201, 375
  • Electrolux 3450A, PU3450A
  • Eurerka CV5500, CVMini
  • Imperium BM186A

Manufacturer Part Number: 100601

Genuine Beam wiring harness assembly. Will fit many popular Beam, Electrolux, Eureka, Frigidaire and PowerStar Central Vacuum units. Click for a detailed list of model numbers that this is found in. Available from Central Vacuum Direct.
Exhaust Extension 3.0/1.9ID Motor Horn 145330 Beam Damper kit with grommet and bumper 145506
Exhaust Extension 3.0/1.9ID Motor Horn
List Price: $7.95
Direct Price: $4.95
Save $3.00!
Mounting Bracket Beam/Eureka
List Price: $12.95
Direct Price: $9.75
Save $3.20!
Beam Anti Vibration Kit 145506
List Price: $7.95
Direct Price: $5.45
Save $2.50!
Genuine Beam plastic exhaust extension with reducer.

Will fit the following models:
Beam - 375C, SC225, and SC275
Ecopure - 375 and 201
Electrolux - PU3450A and PU3650B
Frigidaire - PU325A
Honeywell - H503A
Genuine Beam central vacuum wall mounting bracket. Will work for all Beam, Electrolux, and Honeywell power unit models.
Genuine Beam anti vibration upgrade kit for power units. Designed to be used with the mounting bracket to reduce the vibration of your central vacuum main unit.

Will fit all Beam, Electrolux, Frigidaire, and Honeywell central vacuums.
Honeywell intake kit 105244
Honeywell Atlis Intake Kit
List Price: $14.95
Direct Price: $12.95
Save $2.00!
Intake kit for Honeywell H403, H503, H703, H803, and H902 models.