Squirrel Cage Fans & Blowers
Broadcast Transmitter Replacement Blower
208 - 230v AC / 0.7 amps / 1 ph / 3325 rpm / 250 cfm
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(FAN) CX29AS2G
Rotron Centrimax broadcast transmitter replacement blower. 208 - 230v AC, 0.7 amps, 50/60 Hz, 1 phase. 3325rpm, 250 cfm. 7.03"W x 9.74"L. 4"D oval output. Rebuilt to new specs by Goodrich Enterprises.
$750 each
Broadcast Transmitter Replacement Blower
230v AC / 1.9 amps / 1 ph / 3300 rpm / 540 cfm
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(FAN) CX33A3G
Rotron Centrimax broadcast transmitter replacement blower. 230v AC, 1.9 amps, 50/60 Hz, 1 phase. 3300 rpm, 540 cfm. 6.969"W x 11.469"L. 6"D in / out. Rebuilt to new specs by Goodrich Enterprises.
*** SOLD OUT ***
Squirrel Cage Blower
28 cfm - 12v DC
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(FAN) BG0903-B045
NMB squirrel cage blower with tachometer. High quality. 28 cfm, 12 vdc. UL 94V-0 plastic frame. 5" leads with 3-pin Molex motherboard connector. 24 AWG; +Red/-Black/White; UL 1007; CSA TR-64. Manufacturer tested. NMB P/N: BG0903-B045-00S. 900 in stock.
  • Current: 1.20 amps (1200mA)
  • Speed: 4300 rpm
  • Noise: 57 dBA
  • Dimensions: 97mm x 93.5mm x 33mm (3.82" x 3.68" x 1.30")
  • Weight: 205.5g (7.25 oz)
$13 each - $11 (6+)
Squirrel Cage Fan
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(FAN) 4DGFU65
Ecofit squirrel cage fan. 230v, 50/60 Hz, 5µF, 400v, 0.89/0.99A, 198/226wa, 1040/1075 RPM. PV: 50 Hz, 0.79A, 181wa, 860 RPM. PV: 0.82A, 185wa, 895 RPM (8 mounting holes 0.224" diameter). Output flange - 9-3/8"L, 5-1/2" tall. Overall diameter - 15". Diameter of cage - 6-1/4".
$225 each
Military Counter Measures Dual Blower
115v AC / 60 Hz / 50 cfm
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(FAN) 91830-13
Military counter measures 50 cfm dual blower. Two 1" x 1" discharge opening. 115v AC, 60 Hz. 4 1/4" x 3 3/8" x 3 1/2".
$147 each
Ashland Dual Blower
115v AC / 146 cfm
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(FAN) C7P9Q-2
Ashland dual blower. 146 cfm, 115v AC. Two 3" SQ outlet flanges. 9 3/4"L x 6 1/4"D x 5 1/2"W.
$165 each
Broadcast Transmitter Replacement Blower
115v AC / 3.7 amps / 3300 rpm
Enlarge Image | Mfg. Tag / Specs
(FAN) CXH33A2B
Rotron Centrimax broadcast transmitter replacement blower. 115v AC, 3.7 amps, 50/60 Hz. 3300 rpm. 6.969"W x 11.469"L. 6"D in / out. Rebuilt to new specs by Goodrich Enterprises.
$700 each
Broadcast Transmitter Replacement Blower
115v AC / 3.8 amps / 1 ph / 3300 rpm / 540 cfm
Enlarge Image | Mfg. Tag / Specs
(FAN) CX33A2G
Rotron Centrimax broadcast transmitter replacement blower. 115v AC, 3.8 amps, 50/60 Hz, 1 phase. 3300 rpm, 540 cfm. 6.969"W x 11.469"L. 6"D in / out. Rebuilt to new specs by Goodrich Enterprises.
*** SOLD OUT ***
EBM Papst Specialty Blower
10v pwm - 230v AC
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(FAN) DG3200-BB22-71
EBM papst specialty blower. 230v AC, 50/60 Hz, 3 amps @ 230v. 10v pwm output. 7-7/8" x 13-1/2" output flange. 16"D x 11-1/4"W x 12-3/4"H.
$695 each
Kooltronic Dual Squirrel Cage Blower
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(FAN) KBB80-80
Kooltronic dual squirrel cage blower. 115v, 50/60Hz. 8.94/8.57 amp. 1230/1470 rpm. Cap SMFD ±6%, 370v AC.
14"w x 12"deep x 13-1/2"H.
$395 each
Squirrel Cage Blower
28 cfm - 12v DC
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(FAN) BG0903-B45/BK
NMB squirrel cage blower with tachometer. Mounted in tensioning lockdown assembly. High quality. 28 cfm, 12 vdc. UL 94V-0 plastic frame. 5" leads with 3-pin Molex motherboard connector. 24 AWG; +Red/-Black/White; UL 1007; CSA TR-64. Manufacturer tested. NMB P/N: BG0903-B045-00S. 400+ in stock. New, unused.
  • Current: 1.20 amps (1200mA)
  • Speed: 4300 rpm
  • Noise: 57 dBA
  • Dimensions: 97mm x 93.5mm x 33mm (3.82" x 3.68" x 1.30")
  • Weight: 205.5g (7.25 oz)
$15 each - $13.75 (6+), $12.50 (25+), $11 (100+)
Industrial Blower
500 cfm @ 29" HG
(FAN) SR150
Industrial blower made for use in SRS's 10kw transmitter using a 4CX15,000, maintaining 500 cfm @ 29" of mercury back pressure. High speed impeller. 2875 rpm, 1.5 HP, 115/230 vac, 18 / 9 amps, 50 Hz, 1 phase. 5.5" inlet has airflow indicator. Outlet 4.5" diameter has diffuser chamber attached. 18" high. New, unused. NOTE: THIS MOTOR IS 50 HZ AND WILL NOT OPERATE ON 60 HZ. USER MAY PURCHASE NEW MOTOR AT WW GRAINGER FOR 60 HZ USE. NO RETURNS.
$495 each
Adjustable Rotron Fan
530 cfm / 380v / 50 Hz / 3 phase
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(FAN) CX33A38C
Centrimax adjustable rotron fan. 530 cfm. 380v, 50 Hz, 3 phase, 0.55 amps. Input: 5" diameter. Output: 5-1/4" x 6" oval. Alt. P/N: 036237.

NOTE: 50 Hz motor will NOT operate on 60 Hz.
$475 each
Squirrel Cage Blower
130 cfm / 3350 rpm
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(FAN) SCB130
Squirrel cage blower. 130 cfm, 3350 rpm. 115v @ 0.6 amps. Requires 2 µF capacitor. Includes safety air flow sail switch.
  • Current: 115v @ 0.6 amps
  • Speed: 3350 rpm
  • Dimensions: 6"L x 5-1/2" overall. 2" x 2-3/8" discharge. 3-3/8"D inlet
$159 each
Centrifugal Blower
95 cfm - 3300 rpm
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(FAN) FC156CA2030A3
Eastern Air Devices centrifugal blower. 95 cfm, 3300 rpm. 115v @ 60 Hz, 0.25 amps. Includes 4 pin connector. Removed from brand new, never used military equipment.
  • Current: 0.25 amps
  • Speed: 3300 rpm
  • Dimensions: 3" diameter squirrel cage. Outlet: 2-11/16" x 2-1/16" high with bracket. 5-7/8" deep x 5-1/4" wide
*** SOLD OUT ***
Dual Squirrel Cage Blower
600 cfm / 1600 rpm
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(FAN) R2EB612A13
Dual squirrel cage blower. 600 cfm, 1600 rpm. 115v, 60Hz, 2.8 amp motor. 6 µF capacitor included. Airflow microswitch included. 10" x 17" x 13" deep housing. 5-1/2" inside diameter intake, 4" x 5" output. Includes washable aluminum filter. Spare for B2 bomber. NSN: 4140-01-371-9991.
$750 each - $700 (2+)
Squirrel Cage Blower
3450 rpm
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(FAN) HARRIS
Reliance high volume squirrel cage blower. 3450 rpm, 1/3 HP, 115 / 230v, 5.2 / 2.6 amps continuous rating. Type: CS, FR: P48Y, PH: 1. Cast body. Motor is C48E594M-MY or equivalent. Base measures 7" x 6-3/4" x 12" high. Squirrel cage measures 5" diameter x 2-3/4". Made for Harris broadcast equipment.
*** SOLD OUT ***
Centrifugal Blower / AC Motor
800 cfm / 1 HP / 60 Hz / 230/460v / 3 Phase / 3450 rpm
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(FAN) A0-18910
Rotron series Model U, type AS-705 centrifugal blower, AC motor. Clockwise rotation. 800 cfm. 1 HP, 60 Hz, 230 / 460v, 3450 rpm, 3 phase, 3.2 / 1.6a. 10" diameter inlet, 5-3/8" x 4-7/8" outlet. GE electric motor, Model # 5K38PNI.
NSN: 4140-00-067-7460.
*** SOLD OUT ***
Rotron Blower
115 / 230v @ 1.2 / 0.6 amps
Enlarge Image | Alternate View | Mfg. Tag
(FAN) 328BS
Rotron blower. 115 / 230v @ 1.2 / 0.6 amps. 1 phase. Inlet measures 6-3/16"D. Discharge measures 1-3/4" x 3". Requires 2.5 µF capacitor. Spare for Continental 420. Rebuilt.
$150
Centrifugal Blower
115v @ 1.1 amp / 3150 rpm / 155 cfm
Enlarge Image | Alt. View / Mfg. Tag
(FAN) B53A7L-7
EAD centrifugal blower. 115v @ 1.1 amp. 1 phase, 60 Hz, 4.0 mfd, 3150 rpm, 155 cfm. 7-1/2"D. 2-1/4" x 4-1/4" output flange. Requires 4µF capacitor.
*** SOLD OUT ***
Rotron Fan - Series 291JS
740 cfm
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(FAN) 291JS
Rotron fan. Series 291JS. 740 cfm, 1.166 HP, 3500 rpm, 220v, 60 Hz, 1.6 amp, 3 phase. Shock mount base. 6" diameter inlet. 4-3/4" x 3-1/4" outlet. 13-5/8" overall length, 9-1/2" overall width. Made for Harris transmitter.
NSN: 4140-00-987-2848.
$750 each
Industrial Blower
800 cfm
(FAN) RCA/1-3/4
Industrial blower made for use in RCA's 20kw transmitter using a pair of 4CX10,000 valves. The model pictured has a standard squirrel cage and operates at 1450 or 1750 rpm. 2 hp, 208 - 220/440 vac, 6.4 / 3.2 amps, 50/60 Hz, 3 phase. 10" diameter inlet. Outlet 7" x 12" and has airflow indicator. Used & checked, removed from salvaged RCA transmitters.
*** SOLD OUT ***
VOA Blower
Enlarge Image | Close-up of Fan | Close-up of Shaft | Pulley
(FAN) CE420A
VOA blower. Rebuilt by factory. 34"H x 34" deep x 31-1/2" wide. 1" shaft. Includes 2 belt, 6" pulley. 23-1/2" x 17-1/2" discharge. Motor NOT included. Original motor was 5 hp. We do not know the cfm of this blower but it was substantial as it was originally designed for a Continental 420 transmitter, a 500,000 watt beauty.
*** SOLD OUT ***
Dual Squirrel Cage
70 cfm
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(FAN) PT669997
Diehl dual squirrel cage blower. 70 cfm. 115 vac, 60 Hz, 0.5 amp, 1/20 HP, 3400 rpm. Requires 4 µF capacitor (not included). Outlet flange measures: 3" x 3" (2-1/4" x 2" opening). Body measures: 9-1/4"L x 5-5/8" x 5-1/4" deep. Manufactured in 1955. Brand new in the box!!
$129 each