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  Skip Navigation LinksHome > Product Category > Miniature Based LED Lamps > Bayonet Base > T3¼ (9mm) Bayonet > Single-LED Bulbs

LED Bulbs, Miniature Bayonet, T3¼ (Ba9), 1-LED
Direct Incandescent Replacement — Up to 90% Energy Savings
Replaces Incandescent: 6MB, 44, 47, 755 (5/6V) 12MB, 756 (12/14V) 24MB (24V) 313, 757, 1819, 1829 (28V) 48MB (48V) 60MB, 1835 (60V) 120MB, NE51H (120VAC)
Optional Lower Cost 9mm Mini-Bayonets? Medium-angle: 50° High-Efficiency
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For Single LED Bulb Option to Work under All Color Lenses Use Our
Incandescent White LED Bulbs Series BF321-0IW/BF304-0IW/BF3127-0IW
All Series under this Category:
  BF321 1-LED 120º; 9mm Mini-Bay't
BF321 Series   
3000K Incand White, Sunlight-Visible InGaN BF321 (1LED)1S133M
  Electrical-Optical Characteristics (Ta = 25°C)  
CLICK TO ORDERPART NO.
(DESCRIPTION)
PRICEMIN BUYInput Voltage, V
(typ)
Current, AEnergy Used,
W
Ιv, mcd
(typ)
Operating
Temperature
λp, nmColor Temp.
(Kelvin)
Center Contact
Polarity
LED Emitting
Color
Full Viewing
Angle (2θ½)
BF321-0IW-006B
(6VDC,W.White,Ba9s 7R)
$7.60ea 10 6Vdc0.0150.09W130~-30°C to ~+50°Cna3000KBipolarDC (+/-)    Warm White120°
BF321-0IW-014B
(12/14VDC,W.White,Ba9s 7R)
$7.60ea 10 12/14Vdc0.017A@14Vdc0.24W130~-30°C to ~+50°Cna3000KBipolarDC (+/-)    Warm White120°
BF321-0IW-024B
(24VDC,W.White,Ba9s 7RoHSVC052609)
$7.60ea 10 24Vdc0.0130.31W130~-30°C to ~+50°Cna3000KBipolarDC (+/-)    Warm White120°
BF321-0IW-028B
(24/28VDC,W.White,Ba9s 7R)
$7.60ea 10 28Vdc0.0160.45W130~-30°C to ~+50°Cna3000KBipolarDC (+/-)    Warm White120°
BF321-0IW-120A
(120VAC,W.White,Ba9s 7R)
$7.60ea 10 120VAC0.0050.5W86~-30°C to ~+50°Cna3000KAC Voltage    Warm White120°
BF321-0IW-130B
(130VDC,W.White,Ba9sRoHSVC030807)
$7.60ea 10 130Vdc0.0040.52W69~-30°C to ~+50°Cna3000KBipolarDC (+/-)    Warm White120°

8000K Cool White, Sunlight-Visible InGaN BF321 (1LED)2S133M
  Electrical-Optical Characteristics (Ta = 25°C)  
CLICK TO ORDERPART NO.
(DESCRIPTION)
PRICEMIN BUYInput Voltage, V
(typ)
Current, AEnergy Used,
W
Ιv, mcd
(typ)
Operating
Temperature
λp, nmColor Temp.
(Kelvin)
Center Contact
Polarity
LED Emitting
Color
Full Viewing
Angle (2θ½)
BF321-0CW-006B
(6VDC,C.White,Ba9s 7RoHSVC051909)
$7.60ea 10 6Vdc0.0150.09W825~-30°C to ~+50°Cna8000KBipolarDC (+/-)    Cool White120°
BF321-0CW-011A
(11VAC/6VDC,C.White,Ba9s RoHSVC021707)
$7.60ea 10 11VAC0.0270.10W825~-30°C to ~+50°Cna8000KBipolarDC (+/-)    Cool White120°
BF321-0CW-014B
(12/14VDC,C.White,Ba9s 7R)
$7.60ea 10 12/14Vdc0.017A@14Vdc0.24W825~-30°C to ~+50°Cna8000KBipolarDC (+/-)    Cool White120°
BF321-0CW-024B
(24VDC,C.White,Ba9s 7R)
$7.60ea 10 24Vdc0.0130.31W825~-30°C to ~+50°Cna8000KBipolarDC (+/-)    Cool White120°
BF321-0CW-028B
(24/28VDC,C.White,Ba9s 7R)
$7.60ea 10 28Vdc0.0160.45W825~-30°C to ~+50°Cna8000KBipolarDC (+/-)    Cool White120°
BF321-0CW-120A
(120VAC,C.White,Ba9s 7R)
$7.60ea 10 120VAC0.0050.5W550~-30°C to ~+50°Cna8000KAC Voltage    Cool White120°
BF321-0CW-130B
(130VDC,C.White,Ba9s 7R)
$7.60ea 10 130Vdc0.0040.52W440~-30°C to ~+50°Cna8000KBipolarDC (+/-)    Cool White120°

660nm Ultra Red, Sunlight-Visible GaAlAs/GaAlAs BF321 (1LED)3S133M
  Electrical-Optical Characteristics (Ta = 25°C)  
CLICK TO ORDERPART NO.
(DESCRIPTION)
PRICEMIN BUYInput Voltage, V
(typ)
Current, AEnergy Used,
W
Ιv, mcd
(typ)
Operating
Temperature
λp, nmColor Temp.
(Kelvin)
Center Contact
Polarity
LED Emitting
Color
Full Viewing
Angle (2θ½)
BF321-0UR-006B
(6VDC,U.Red,Ba9s 7RoHSVC051309)
$5.70ea 10 6Vdc0.0200.12W115~-30°C to ~+50°C660nmnaBipolarDC (+/-)    Ultra Red120°
BF321-0UR-011A
(11VAC/6VDC,U.Red,Ba9s RoHSVC081607)
$5.70ea 10 11VAC0.0230.08W115~-30°C to ~+50°C660nmnaBipolarDC (+/-)    Ultra Red120°
BF321-0UR-014B
(12/14VDC,U.Red,Ba9s 7RoHSVC051309)
$5.70ea 10 12/14Vdc0.019A@14Vdc0.27W115~-30°C to ~+50°C660nmnaBipolarDC (+/-)    Ultra Red120°
BF321-0UR-024B
(24VDC,U.Red,Ba9s 7R )
$5.70ea 10 24Vdc0.0170.41W115~-30°C to ~+50°C660nmnaBipolarDC (+/-)    Ultra Red120°
BF321-0UR-028B
(24/28VDC,U.Red,Ba9s 7R)
$5.70ea 10 28Vdc0.0170.48W115~-30°C to ~+50°C660nmnaBipolarDC (+/-)    Ultra Red120°
BF321-0UR-120A
(120VAC,U.Red,Ba9s 7RoHSVC051309)
$5.70ea 10 120VAC0.0050.5W50~-30°C to ~+50°C660nmnaAC Voltage    Ultra Red120°
BF321-0UR-130B
(130VDC,U.Red,Ba9s 7R)
$5.70ea 10 130Vdc0.0040.52W40~-30°C to ~+50°C660nmnaBipolarDC (+/-)    Ultra Red120°

612nm Super Orange, Sunlight-Visible InGaAlP BF321 (1LED)4S133M
  Electrical-Optical Characteristics (Ta = 25°C)  
CLICK TO ORDERPART NO.
(DESCRIPTION)
PRICEMIN BUYInput Voltage, V
(typ)
Current, AEnergy Used,
W
Ιv, mcd
(typ)
Operating
Temperature
λp, nmColor Temp.
(Kelvin)
Center Contact
Polarity
LED Emitting
Color
Full Viewing
Angle (2θ½)
BF321-0UO-024B
(24VDC,Orange,Ba9s 7R)
$5.70ea 10 24Vdc0.0170.41W130~-30°C to ~+50°C612nmnaBipolarDC (+/-)    Super Orange120°
BF321-0UO-028B
(24/28VDC,Orange,Ba9s 7R)
$5.70ea 10 28Vdc0.0170.48W130~-30°C to ~+50°C612nmnaBipolarDC (+/-)    Super Orange120°
BF321-0UO-120A
(120VAC,Orange,Ba9s 7RoHSVC051909)
$5.70ea 10 120VAC0.0050.5W65~-30°C to ~+50°C612nmnaAC Voltage    Super Orange120°

595nm Super Yellow, Sunlight-Visible InGaAlP BF321 (1LED)5S133M
  Electrical-Optical Characteristics (Ta = 25°C)  
CLICK TO ORDERPART NO.
(DESCRIPTION)
PRICEMIN BUYInput Voltage, V
(typ)
Current, AEnergy Used,
W
Ιv, mcd
(typ)
Operating
Temperature
λp, nmColor Temp.
(Kelvin)
Center Contact
Polarity
LED Emitting
Color
Full Viewing
Angle (2θ½)
BF321-0UY-006B
(6VDC,Yellow,Ba9s 7RoHSVC060409)
$5.70ea 10 6Vdc0.0200.12W116~-30°C to ~+50°C595nmnaBipolarDC (+/-)    Super Yellow120°
BF321-0UY-011A
(11VAC/6VDC,Yellow,Ba9s RoHSVC081607)
$5.70ea 10 11VAC0.0270.10W116~-30°C to ~+50°C595nmnaBipolarDc (+/-)    Super Yellow120°
BF321-0UY-014B
(12/14VDC,Yellow,Ba9s)
$5.70ea 10 12/14Vdc0.019A@14Vdc0.27W116~-30°C to ~+50°C595nmnaBipolarDC (+/-)    Super Yellow120°
BF321-0UY-024B
(24VDC,Yellow,Ba9s 7R)
$5.70ea 10 24Vdc0.0170.41W116~-30°C to ~+50°C595nmnaBipolarDC (+/-)    Super Yellow120°
BF321-0UY-028B
(24/28VDC,Yellow,Ba9s 7R)
$5.70ea 10 28Vdc0.0170.48W116~-30°C to ~+50°C595nmnaBipolarDC (+/-)    Super Yellow120°
BF321-0UY-120A
(120VAC,Yellow,Ba9s 7R)
$5.70ea 10 120VAC0.0050.5W39~-30°C to ~+50°C595nmnaAC Voltage    Super Yellow120°
BF321-0UY-130B
(130VDC,Yellow,Ba9s RoHSVC120506)
$5.70ea 10 130Vdc0.0040.52W24~-30°C to ~+50°C595nmnaBipolarDC (+/-)    Super Yellow120°

570nm Lime Green, Sunlight-Visible InGaAlP BF321 (1LED)6S133M
  Electrical-Optical Characteristics (Ta = 25°C)  
CLICK TO ORDERPART NO.
(DESCRIPTION)
PRICEMIN BUYInput Voltage, V
(typ)
Current, AEnergy Used,
W
Ιv, mcd
(typ)
Operating
Temperature
λp, nmColor Temp.
(Kelvin)
Center Contact
Polarity
LED Emitting
Color
Full Viewing
Angle (2θ½)
BF321-0UG-006B
(6VDC,U.Green,Ba9s 7RoHSVC060409)
$5.70ea 10 6Vdc0.0200.12W58~-30°C to ~+50°C570nmnaBipolarDC (+/-)    Lime Green120°
BF321-0UG-014B
(12/14VDC,U.Green,Ba9s RoHSVC042707)
$5.70ea 10 12/14Vdc0.019A@14Vdc0.27W58~-30°C to ~+50°C570nmnaBipolarDC (+/-)    Lime Green120°
BF321-0UG-024B
(24VDC,U.Green,Ba9s RoHSVC021209)
$5.70ea 10 24Vdc0.0170.41W58~-30°C to ~+50°C570nmnaBipolarDC (+/-)    Lime Green120°
BF321-0UG-028B
(24/28VDC,U.Green,Ba9s)
$5.70ea 10 28Vdc0.0170.48W58~-30°C to ~+50°C570nmnaBipolarDC (+/-)    Lime Green120°
BF321-0UG-120A
(120VAC,U.Green,Ba9s 7RoHSVC060509)
$5.70ea 10 120VAC0.0050.5W29~-30°C to ~+50°C570nmnaAC Voltage    Lime Green120°
BF321-0UG-130B
(130VDC,U.Green,Ba9s 7R)
$5.70ea 10 130Vdc0.0040.52W23~-30°C to ~+50°C570nmnaBipolarDC (+/-)    Lime Green120°

525nm Aqua Green, Sunlight-Visible InGaN BF321 (1LED)7S133M
  Electrical-Optical Characteristics (Ta = 25°C)  
CLICK TO ORDERPART NO.
(DESCRIPTION)
PRICEMIN BUYInput Voltage, V
(typ)
Current, AEnergy Used,
W
Ιv, mcd
(typ)
Operating
Temperature
λp, nmColor Temp.
(Kelvin)
Center Contact
Polarity
LED Emitting
Color
Full Viewing
Angle (2θ½)
BF321-0AG-006B
(6VDC,Green,Ba9s 7RoHSVC051309)
$7.60ea 10 6Vdc0.0150.09W400~-30°C to ~+50°C525nmnaBipolarDC (+/-)    Aqua Green120°
BF321-0AG-011A
(11VAC/6VDC,Green,Ba9s RoHSVC020507)
$7.60ea 10 11VAC0.0260.09W400~-30°C to ~+50°C525nmnaBipolarDc (+/-)    Aqua Green120°
BF321-0AG-014B
(12/14VDC,Green,Ba9s RoHSVC121106)
$7.60ea 10 12/14Vdc0.017A@14Vdc0.24W400~-30°C to ~+50°C525nmnaBipolarDC (+/-)    Aqua Green120°
BF321-0AG-024B
(24VDC,Green,Ba9s 7R)
$7.60ea 10 24Vdc0.0130.31W400~-30°C to ~+50°C525nmnaBipolarDC (+/-)    Aqua Green120°
BF321-0AG-028B
(24/28VDC,Green,Ba9s 7RoHSVC052209)
$7.60ea 10 28Vdc0.0160.45W400~-30°C to ~+50°C525nmnaBipolarDC (+/-)    Aqua Green120°
BF321-0AG-120A
(120VAC,Green,Ba9s 7RoHSVC051909)
$7.60ea 10 120VAC0.0050.5W275~-30°C to ~+50°C525nmnaAC Voltage    Aqua Green120°
BF321-0AG-130B
(130VDC,Green,Ba9s 7R)
$7.60ea 10 130Vdc0.0040.52W230~-30°C to ~+50°C525nmnaBipolarDC (+/-)    Aqua Green120°

470nm Super Blue, Sunlight-Visible InGaN BF321 (1LED)8S133M
  Electrical-Optical Characteristics (Ta = 25°C)  
CLICK TO ORDERPART NO.
(DESCRIPTION)
PRICEMIN BUYInput Voltage, V
(typ)
Current, AEnergy Used,
W
Ιv, mcd
(typ)
Operating
Temperature
λp, nmColor Temp.
(Kelvin)
Center Contact
Polarity
LED Emitting
Color
Full Viewing
Angle (2θ½)
BF321-0PB-006B
(6VDC,Blue,Ba9s 7R)
$7.60ea 10 6Vdc0.0150.09W116~-30°C to ~+50°C470nmnaBipolarDC (+/-)    Super Blue120°
BF321-0PB-014B
(12/14VDC,Blue,Ba9s 7R)
$7.60ea 10 12/14Vdc0.017A@14Vdc0.24W116~-30°C to ~+50°C470nmnaBipolarDC (+/-)    Super Blue120°
BF321-0PB-024B
(24VDC,Blue,Ba9s 7R)
$7.60ea 10 24Vdc0.0130.31W116~-30°C to ~+50°C470nmnaBipolarDC (+/-)    Super Blue120°
BF321-0PB-028B
(24/28VDC,Blue,Ba9s 7R)
$7.60ea 10 28Vdc0.0160.45W116~-30°C to ~+50°C470nmnaBipolarDC (+/-)    Super Blue120°
BF321-0PB-120A
(120VAC,Blue,Ba9s 7R)
$7.60ea 10 120VAC0.0050.5W74~-30°C to ~+50°C470nmnaAC Voltage    Super Blue120°
BF321-0PB-130B
(130VDC,Blue,Ba9sRoHSVC022307)
$7.60ea 10 130Vdc0.0040.52W53~-30°C to ~+50°C470nmnaBipolarDC (+/-)    Super Blue120°

Other Voltages available for large orders
Other Colors & Beam Angles available for large orders

All specifications and pricing subject to change without notice.
 Applications:
    Replaces Incandescent: 6MB, 44, 47, 755 (5/6V) 12MB, 756 (12/14V) 24MB (24V) 313, 757, 1819, 1829 (28V) 48MB (48V) 60MB, 1835 (60V) 120MB, NE51H (120VAC)
 
Dome Lens Cylindrical Lens
Holder,
17.5mm 
Mounting Hole
Lens Holder, 
∅22mm 
Mounting Hole
 
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