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Manufacturer Item Name Qty. Price
Circuitron BH-321 Battery Holder, AA, 2 Cell, 3V

BH-321 Battery Holder, AA, 2 Cell, 3V

Battery Holder .. BH-321 .. Battery Holder, AA, 2 Cell, 3V with snap connector like 9volt Battery connector
4 $2.99  $2.39
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Circuitron BH-41 Battery Holder, AAA, 1 Cell, 1.5V

BH-41 Battery Holder, AAA, 1 Cell, 1.5V

NT BH-41 .. Battery Holder, AAA, 1 Cell, 1.5V
6 $2.99  $2.39
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Circuitron BH-42 Battery Holder, AAA, 2 Cell, 3V

BH-42 Battery Holder, AAA, 2 Cell, 3V

NT BH-42 .. Battery Holder, AAA, 2 Cell, 3V
4 $2.99  $2.39
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Needtrains CDS 18 (1) CDS Photocell (Opto Sensor)

CDS 18 (1) CDS Photocell (Opto Sensor)

Opto-Sensor/Photocell  .185" diameter (1) Can be used with NJI Signals and Curcuitron Detectors Make your models more realistic with...
3 $3.95  $3.16
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Needtrains CDS 18 (4) CDS Photocell (Opto Sensor)

CDS 18 (4) CDS Photocell (Opto Sensor)

Opto-Sensor/Photocell  .185" diameter (4) Can be used with NJI Signals and Curcuitron Detectors Make your models more realistic with...
6 $13.95  $11.16
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Circuitron CIR 3501 Brass Micro Mesh Screening 3”x6”

CIR 3501 Brass Micro Mesh Screening 3”x6”

Detail Parts .. CIR 3501 .. Brass Micro Mesh Screening 3”x6” Updated 2-1-2011
1 $7.95  $6.36
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Circuitron CIR 3502 Cement Mixer Kit (Die Cast)

CIR 3502 Cement Mixer Kit (Die Cast)

HO Scale .. Circuitron 3502 .. Cement Mixer Kit (Die Cast)
1 $10.95  $7.67
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Circuitron CIR 5204 DT-4 Rolling Stock Detection Unit

CIR 5204 DT-4 Rolling Stock Detection Unit

Circuitron DT-4 Rolling Stock Detection Unit Ideal for spotting a hidden train or piece of rolling stock. Four independent detection units combined...
1 $49.95  $37.46
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Circuitron CIR 5301 Filtered AC to DC Converter PS-1

CIR 5301 Filtered AC to DC Converter PS-1

Circuitron Filtered AC to DC Converter PS-1, 1 Amp Output
1 $15.95  $12.76
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Circuitron CIR 5303 Snapper Switch Machine Power Supply

CIR 5303 Snapper Switch Machine Power Supply

Circuitron Snapper Switch Machine Power Supply Solid state, provides positive power to dual-coil switch machines. Protects from burnout due to stuck...
1 $35.95  $28.76
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Circuitron CIR 5401 HO AR2 Automatic Reverse Circuit w/Adjustable Delay

CIR 5401 HO AR2 Automatic Reverse Circuit w/Adjustable Delay

CIR 5401 .. HO AR2 Automatic Reverse Circuit w/Adjustable Delay
0 $55.95  $44.76
Save: $11.19 off


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Circuitron CIR 5501 BD-1 Optical Detector

CIR 5501 BD-1 Optical Detector

Circuitron 5501 .. BD-1 Optical Detector Tiny Opto-Sensors detect train movement. Sensors mount between the rails and activate circuitry when shaded...
2 $34.95  $26.21
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Circuitron CIR 5601 AS-1 Automatic Slowdown

CIR 5601 AS-1 Automatic Slowdown

AS-1 Automatic Slowdown Slows train speed in a section of track. Bi-directional; use with AC or DC power. Output is continuously variable between 1/4...
2 $18.95  $15.16
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Circuitron CIR 5604 ER-1 External Relay

CIR 5604 ER-1 External Relay

ER-1 External Relay 12V DC Operational 2 Amp Contact Rating
1 $15.95  $11.96
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Circuitron CIR 5605 TC-1 Automatic Turnout Control

CIR 5605 TC-1 Automatic Turnout Control

Circuitron 5605 .. TC-1 Automatic Turnout Control Activates dual-coil switch machine when used with DT-4. Momentary pulse when detection unit is...
1 $36.95  $27.71
Save: $9.24 off


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Circuitron CIR 5624 ER-2 External Relay

CIR 5624 ER-2 External Relay

ER-1 External Relay 12V DC DPDT Operational 2 Amp Contact Rating
2 $18.95  $15.16
Save: $3.79 off


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Circuitron CIR 6000 Tortoise Slow-Motion Switch Machine for any scale

CIR 6000 Tortoise Slow-Motion Switch Machine for any scale

Circuitron 6000 .. Tortoise Slow-Motion Switch Machine for any scale Extremely Simple Under-Layout Mounting and all Linkage is included. Dimensions:...
1 $22.95  $18.36
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Circuitron CIR 6100 Remote Tortoise™ Mount

CIR 6100 Remote Tortoise™ Mount

Circuitron 6100 .. Remote Tortoise™ Mount The CIRCUITRON Remote Tortoise™ Mount consists of a molded base mechanism to which the...
5 $15.95  $11.96
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Circuitron CIR 6200 SMAIL Slow Motion Actuator w/Integrated (DCC) Logic

CIR 6200 SMAIL Slow Motion Actuator w/Integrated (DCC) Logic

Circuitron 5605 .. SMAIL Slow Motion Actuator w/Integrated (DCC) Logic for any scale The SMAIL™ is a TORTOISE™ with a built-in DCC...
2 $36.95  $29.56
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Circuitron CIR 7411 1.5V Clear Super Micro Bulb (25)

CIR 7411 1.5V Clear Super Micro Bulb (25)

Circuitron 7411 .. 1.5V Clear Super Micro Bulb (25)
2 $30.95  $24.76
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