The Kato Power Pack SX 22-018BK-1 is the updated 2024 version of Kato’s classic model train controller, now featuring a sleek black housing. Designed for both N and HO scale analog (DC) layouts, it utilizes Pulse Width Modulation (PWM) technology to ensure exceptionally smooth operation and realistic slow-speed crawling for your locomotives.
The Power Pack SX Advantage
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Compatibility: Fully compatible with the Kato Unitrack system, including snap-on sockets for turnout control switches and direct plug-ins for feeder tracks.
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Output: Delivers a rated current of 1.2A
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Safety: Features built-in overload and short-circuit protection with a manual reset button.
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Upgradeable Power: Includes a standard AC wall adapter for out-of-the-box use, it can be upgraded with specialized adapters (sold separately) for larger HO layouts (22-083) or N scale (22-082).
- Utilizes pulse width modulation (PWM control) for slow operation, allowing for a realistic train experience.
- Lights can be turned on from a stop (may vary by vehicle).
- Equipped with a two-color LED indicator: green for normal operation and red for anomalies.
- Reset button for short detection is located on the top.
- A device that converts standard household AC (100V) to DC (0–16V) for model train use. It controls train movement and provides
power to turnouts, crossings, and signals.
The UNITRACK Advantage
- Thanks to UniJoiners the connection and energy flow between track is firmly secured
- UniJoiners can be removed and exchanged for new ones
- UniJoiners can be exchanged for insulated UniJoiners
- UniJoiners can be used for both N and HO scale
- UniJoiners can be used for other companies’ TT scale and HOn3 scale track
- By removing UniJoiners, you can easily connect UNITRACK to flexible track
- UNITRACK can be used with analog and DCC
- UNITRACK can conduct 36VA (12V x 3A)
- UNITRACK has a wide roadbed for stability
- UNITRACK looks great with switch machines and feeder wires hidden away
- UNITRACK offers endless possibilities for creating layouts
- With Radii from R117 to R718, UNITRACK fits in spaces of any size
- Reliable and Ethical production in Japan
Power Pack Standard SX
・A device that converts standard household AC (100V) to DC (0–16V) for model train use. It controls train movement and provides
power to turnouts, crossings, and signals.




