The Wacker Neuson 5100021156 Panel is a genuine OEM component designed for the G25, G50, and G70 portable generator series and the LTW6K, LTW8K, and LTW20Z light tower series. As a direct OEM replacement, this panel is sourced from Wacker Neuson and built to the same specifications as the original part installed at the factory. Compatibility spans an extensive range of configurations across the G and LTW product families, including standard, cold weather, custom, and extended run variants in Tier 4 Final and Tier 4i emissions ratings. Confirm your model number and machine number before ordering to ensure this is the correct panel for your unit.
Key Features
- Genuine OEM Electrical Integrity — Sourced directly from Wacker Neuson, this panel meets the original output and connection specifications required for proper generator and light tower operation.
- Drop-In Replacement — Engineered to match the original mounting points and wiring interface, allowing straightforward installation without reworking the surrounding electrical layout.
- Broad Model Coverage — Compatible across the G25, G50, and G70 generator families and the LTW6K, LTW8K, LTW20Z-1, and LTW20Z-3 light tower families, covering standard, cold weather, custom, and extended run configurations.
- Emissions Variant Support — Verified fitment across Tier 3, Tier 4 Interim, and Tier 4 Final engine configurations, including Isuzu and Deere-powered machines.
- Electrical Safety Assurance — A correctly functioning panel maintains proper circuit control and output management on generator and light tower units; a failed or damaged panel can disrupt power delivery and create unsafe operating conditions.
The panel on a portable generator or light tower serves as the central electrical interface point, housing the controls, indicators, and circuit connections that manage power output and machine operation. It provides the operator with access to start, stop, and monitoring functions, and routes electrical signals between the engine, alternator, and connected loads. When a panel is cracked, corroded, or electrically compromised, output control is lost and the unit may become unsafe or inoperable — making prompt replacement with a correct OEM part essential to restoring full function.
Part Details
| Part Number | 5100021156 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Panel |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Mobile Generator, Skid-mounted | G70 | 5000620350, 5000620648, 5000620711, 5000620647, 5000620646, 5200003975, 5200003973, 5200003974, 5200014464, 5200004151, 5200014463, 5200014465, 5200008339 |
| G25 Generator, Custom T4i | G25 | 5000620642, 5000620640, 5000620709, 5000620641, 5200005557, 5200009376, 5200009372, 5200009371, 5200009370, 5200009373, 5200014461, 5200014462, 5200014460, 5100050326, 5100042507, 5100041580, 5100041592, 5100042510, 5100041583, 5100045542, 5100045541, 5100045084, 5100041581, 5100041582, 5100042509, 5100042508 |
| LTW20Z-1, LIGHT TOWER 60Hz, ISUZU, CUSTOM, T4i | LTW20Z1 | 5000620842, 5000620375, 5200004096, 5100051572, 5100051571, 5200014324, 5200014326, 5200023191, 5200014328 |
| LTW6K Light Tower, Standard T4 | LTW6K | 5000620372, 5000620840, 5200004094 |
| LTW8K Light Tower, Standard T4 | LTW8K | 5000620374, 5000620841, 5200004095, 5200023190 |
| G50-GENERATOR, SKID BASE, CUSTOM T4i | G50 | 5200001062, 5200001063, 5200001060, 5200001061, 5200014322, 5200014319, 5200014320, 5200014323, 5000620964, 5000620965, 5000620966, 5000620710, 5100042435, 5100042430, 5100045494, 5100042433, 5100045493, 5100045085, 5100042432, 5100026954, 5100042431, 5100026956, 5100026955 |
| LTW20Z-3, LIGHT TOWER 60HZ, ISUZU TIER 4i | LTW20Z3 | 5000620376, 5000620843, 5200004097, 5200014325, 5200023192, 5200014327, 5200014329 |
| LTW20Z3-V S LIGHT TOWER, COLD WEATHER, T4i | LTW20Z3-V S | 5200018566, 5200023196, 5200018562, 5200018558, 5100015094 |
| LTW20Z1-V S LIGHT TOWER, COLD WEATHER, T4i | LTW20Z1-V S | 5200018565, 5200018561, 5200018557, 5200023195, 5100015093 |
| LTW6K-V S Light Tower, Cold Weather T4 | LTW6K-V S | 5200018563, 5200018555, 5200018559 |
| LTW8K-V S Light Tower, Cold Weather T4 | LTW8K-V S | 5200018564, 5200023194, 5200018556, 5200018560, 5100015095 |
| Mobile Generator | G20 | 5200016628, 5200022625 |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
