Märklin 37825 H0 diesel locomotive BR 221, DB, Ep. IV, AC-MFX-Sound
Delivery time: 1 ‐ 2 business days (Germany)
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Märklin 37825 H0 diesel locomotive BR 221, DB, Ep. IV, AC-MFX-Sound Product Details
Märklin 37825 H0 Class 221 Diesel Locomotive, DB, AC MFX Sound - Powerful Era IV Classic
With the Märklin 37825 class 221 diesel locomotive, a striking workhorse of the German Federal Railroad in operating condition around 1975 is returning to your H0 layout. In the typical crimson red paint scheme and with the road number 221 126-6, this model stands for powerful performance, rugged engineering, and authentic design. Thanks to modern digital equipment with mfx+ decoder and many switchable functions, it is ideally suited for demanding model railroad operation.
Powerful driving performance with reliable drive
A centrally installed high-performance drive with flywheel mass drives four axles via cardan shaft. Traction tires ensure optimum tractive force even with heavy trains. The couplers are guided by a linkage and guarantee prototypical movements when shunting and ensure smooth transitions during operation.
Extensive digital light and sound functions
The locomotive is equipped with an mfx+ digital decoder and offers numerous operating and sound functions. These include the three-light headlights that change depending on the direction of travel, red tail lights, separately switchable headlights on both sides of the locomotive and a double A light function. The driver's cab and engine room lighting can also be switched digitally and give the model a particularly realistic effect.
Detailed design with harmonious proportions
The heavy metal design not only gives the locomotive an authentic weight, but also an impressive presence on the layout. Metal grab irons on the sides and front and an engine driver figure in driver's cab 1 round off the high-quality appearance. With a length over buffers of approx. 21 cm, the locomotive is ideal for medium to large layouts with a focus on Era IV.
Safe operation with buffer storage
An integrated buffer storage unit reliably bridges short power outages, e.g. on points or at crossings - for smooth and uninterrupted operation even on more complex layouts.
Features:
- Track: H0
- Era: IV
- Railroad company: German Federal Railroad (DB)
- Length over buffers: approx. 21 cm
- Heavy metal construction
- C coupler guided by a splitter
- Driver's cab lighting
- Engine room lighting
- Double A-light function
- All 4 axles powered by cardan shaft
- 2 red marker lights, digitally switchable
- Lighting with warm white and red LEDs
- Three-light headlights, dependent on direction of travel
- Separately switchable headlights on locomotive side 1 and 2
- With buffer memory for bridging short, de-energized sections
- Digital decoder mfx+ with extensive operating and sound functions
- Metal grab irons on the sides and front
- Engine driver figure in driver's cab 1
Specs:
- Gauge: H0
- Rail Company: DB
- Era: IV
- Color: Red
- Electricity System: AC
- Analogue / Digital: Digital
- sound: Yes
- News: 2026
- Type: Diesel loco
Further links:
CAUTION: Not suitable for children under 3 years. Danger of swallowing! Age recommendation from 14 years.
Frequently asked questions
| Question: | Which model railway layouts is the Märklin 37825 suitable for? |
| Answer: | The diesel locomotive is designed for H0-scale layouts using an AC system. As a Deutsche Bundesbahn Class 221 in its operating condition around 1975, it is particularly suitable for Era IV passenger and freight trains. |
| Question: | Does the locomotive already include digital control and sound? |
| Answer: | Yes, the model features an mfx+ digital decoder with extensive operating and sound functions. It can therefore be used directly on a compatible digital layout without installing an additional decoder. |
| Question: | Which lighting functions are available? |
| Answer: | The locomotive features direction-dependent triple headlights and red tail lights. The headlights at either end, double-A shunting lights, cab lighting and engine-room lighting can also be controlled digitally. |
| Question: | Which drive and running features does the Märklin 37825 provide? |
| Answer: | A centrally mounted high-performance motor with a flywheel drives all four axles through cardan shafts. Traction tyres support pulling power, while an integrated buffer capacitor helps bridge brief sections without electrical contact. |
| Question: | What size and detailing does the locomotive offer? |
| Answer: | The heavy metal model measures approximately 21 cm over the buffers. Details include separately fitted metal handrails, a driver figure in the first cab and close-coupling mechanisms. |
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