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Product Ref: 377506
The Marshall JCM 900 Model 4102 is a powerful 100-watt all-tube combo amplifier that delivers the unmistakable punch and aggression Marshall is known for. Designed for high-gain performance, this 2x12 combo became a staple for rock and metal players throughout the 1990s, offering both searing distortion and articulate clean tones in a single, road-ready package.
Loaded with dual channels and independent reverb controls, the JCM 900 4102 provides impressive tonal flexibility. Players can easily switch between sparkling cleans and saturated overdrive, making it suitable for a wide range of musical styles. The amp’s high-gain preamp section is capable of producing tight, cutting distortion with excellent sustain, while still retaining clarity and note definition.
The combo is equipped with two 12-inch speakers that deliver a full, rich sound with plenty of low-end response and projection. Its 100-watt output ensures ample headroom for live performances, allowing it to cut through dense band mixes with ease. The inclusion of an effects loop also makes it easy to integrate external pedals and rack gear into your setup.
Built with Marshall’s rugged construction standards, the JCM 900 Model 4102 is designed to withstand the demands of touring and regular use. Its classic styling, complete with the iconic gold control panel and black tolex covering, gives it a timeless stage presence.
Overall, the Marshall JCM 900 4102 2x12 Combo is a versatile and commanding amplifier, ideal for players seeking classic British tone with modern high-gain capabilities and dependable performance.
Marshall JCM 900 Model 4102 Specifications
| Amplifier Type | All-Tube Combo |
| Power Output | 100 Watts |
| Channels | 2 (Clean / Lead) |
| Preamp Tubes | 3 × ECC83 (12AX7) |
| Power Tubes | 4 × EL34 (some versions used 5881) |
| Speakers | 2 × 12” Speakers |
| Controls | Presence, Bass, Middle, Treble, Master Volume, Gain (per channel), Reverb (per channel) |
| Reverb | Dual Spring Reverb |
| Effects Loop | Series Effects Loop |
| Footswitch | Channel & Reverb Switching |
| Impedance | Selectable (typically 4 / 8 / 16 ohms) |
| Cabinet Type | Closed-Back Combo |
| Covering | Black Tolex |
| Production Era | Early–Mid 1990s |
| Country of Manufacture | United Kingdom |