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Circuitron SD-3 Tri-Color Signal Driver #5530
Display red, green, and adjustable amber with a compatible single-target tri-color LED signal. The SD-3 accepts manual three-position control or compatible detector outputs. Requires 10–18V AC or DC; automatic three-aspect operation needs at least three detected...
Supplier:HLHHeartland Hobby Wholesale
MODEL TRAIN DETAILS
- Scale
- MULTI-SCALE
- Store SKU
- CIR5530
Compatibility: Check the scale, gauge, track family, rail code, power type, DCC setup, minimum radius, coupler, and required parts. Matching scale or brand doesn't always mean two products will work together.
Shop train parts and accessories- Photos and product details show the item, packaging, and condition.
Product details
Display red, green, and adjustable amber with a compatible single-target tri-color LED signal. The SD-3 accepts manual three-position control or compatible detector outputs. Requires 10–18V AC or DC; automatic three-aspect operation needs at least three detected blocks.
- Manufacturer: Circuitron
- Part number: 5530
- Application: Model railroad electronics and accessories
Specifications are listed alongside the product details above.
Condition & collecting
Check the scale, gauge, rail code, power system, couplers, and minimum radius. Matching scale alone doesn't guarantee compatibility.
Shipping & returns
Shipping, taxes and any applicable discounts are calculated at checkout.
