The Wacker Neuson 5000160770 SR7 Voltage Regulator is a genuine OEM component designed for the G-series portable generator line, covering G25, G50, G70, G85, G100, G120, G130, G150, and G180 skid-mounted and mobile generator models across standard, cold weather, custom, and extended run tank configurations. As a factory-sourced part, the part meets the exact electrical specifications Wacker Neuson engineers built into these generators, ensuring consistent output voltage under varying load conditions. This SR7 regulator is the correct replacement for a wide range of Tier 3, Tier 4 Interim, and Tier 4 Final generator variants, including switchable 600-volt configurations. Confirm your machine's model number and serial number before ordering to ensure this is the right regulator for your specific unit.
Key Features
- Correct Output Regulation for G-Series Generators — Genuine OEM SR7 regulator matched to the precise voltage output and sensing requirements of Wacker Neuson G-series generator alternators.
- Direct Alternator Drop-In — Engineered to connect to the existing alternator wiring harness without modification, restoring proper automatic voltage regulation to the system.
- Broad G-Series Compatibility — Fits G25, G50, G70, G85, G100, G120, G130, G150, and G180 mobile and skid-mounted generators across standard, cold weather, custom, and extended run configurations.
- Stable Power Output Under Load — A functioning SR7 regulator maintains steady voltage as electrical load changes; a failed unit causes voltage swings that can damage connected equipment and trip breakers.
- Electrical System Safety — Proper voltage regulation protects both the generator's alternator windings and downstream electrical loads from overvoltage or undervoltage conditions that can cause equipment damage or unsafe operation.
- Genuine Wacker Neuson OEM Part — Sourced directly from Wacker Neuson, part number 5000160770 carries the manufacturer's quality assurance for fitment and performance across all listed G-series variants.
The SR7 Voltage Regulator is the automatic voltage regulator (AVR) responsible for maintaining a stable output voltage from the generator's alternator, regardless of changes in load demand or engine speed fluctuations. It continuously monitors the alternator's output and adjusts excitation current to keep voltage within the required operating range, protecting sensitive equipment powered by the generator. When the voltage regulator fails or degrades, the generator may produce fluctuating, elevated, or insufficient output voltage — leading to tripped breakers, damaged tools or electronics, or an alternator that cannot sustain output under load.
Part Details
| Part Number | 5000160770 |
|---|---|
| Old Part Number | 0160770 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | SR7 Voltage Regulator |
Compatibility & Fitment
| Name | Models | Machine Number |
|---|---|---|
| G100-GENERATOR, SKID, CUSTOM, DEERE T3 | G100 | 5000620651, 5200001319, 5000620650, 5200003158, 5200006900, 5000620649, 5200003859, 5200003858, 5200003857, 5200008716, 5100045086, 5100045498, 5200008348, 5000620313, 5000620312, 5000620314, 5200008346, 5100045499, 5200008347, 5200008345, 5100025816, 5100029211, 5100045553, 5100026958, 5100026957, 5100045555, 5100026959, 5100045554 |
| G120-GENERATOR, SKID, CUSTOM, DEERE T3 | G120 | 5000620654, 5000620653, 5200001320, 5000620652, 5200006901, 5200003159, 5200003856, 5200003855, 5200003854, 5200014467, 5200014468, 5200008715, 5000620311, 5200014466, 5000620310, 5200008353, 5000620309, 5200008350, 5200008351, 5200008349, 5100025818, 5100025840 |
| G130 | G130 | 5100045559, 5100045087, 5100045560, 5100045565, 5100045564, 5100045566 |
| G180 switchable 600 VOLT Tier 3 GENERATOR, CUSTOM,TC | G180 | 5200014470, 5200014471, 5200014469, 5100025842 |
| Mobile Generator | G85 | 5000009459, 5000620003, 5000009369 |
| Mobile Generator | G150 | 5100029212, 5100026981, 5100026982, 5100026980 |
| Mobile Generator, Custom | G25 | 5000620346, 5000620344, 5000620345, 5000620642, 5000009466, 5000620709, 5000620640, 5000620004, 5000620641, 5000009368, 5200005557, 5200003991, 5000620931, 5200001316, 5200009376, 5200009372, 5200009371, 5200009370, 5200009373, 5200009377, 5200014461, 5200009375, 5200009374, 5200014462, 5200014460, 5000621005, 5100041584, 5200022587, 5100045084, 5100041592, 5100041580, 5000620706, 5100045541, 5100017591, 5100050326, 5100045542, 5100022834, 5100041581, 5100041582, 5100041583, 5100042507, 5100042512, 5100042510, 5100042509, 5100042508, 5100025836 |
| Skid-mounted Mobile Generator | G50 | 5000009467, 5000009366, 5000620001, 5200001062, 5200006878, 5200001063, 5200001317, 5200001060, 5200001061, 5200014322, 5200014319, 5200014320, 5200014323, 5000620707, 5200017829, 5200022589, 5100042434, 5200017830, 5100042435, 5100042430, 5100045494, 5000620710, 5000620965, 5100042431, 5100042433, 5100045085, 5000620966, 5000620964, 5100045493, 5100042432, 5100029210, 5100026954, 5100025812, 5100026955, 5100026956 |
| Skid-mounted Mobile Generator, Custom | G70 | 5000620352, 5000620350, 5000620351, 5000009468, 5000009367, 5000620002, 5000620648, 5000620711, 5000620647, 5000620646, 5200001318, 5200003220, 5200006879, 5200003975, 5200003974, 5200003973, 5200014464, 5200004151, 5000620708, 5200014463, 5200014465, 5200008344, 5200008342, 5200008343, 5200008341, 5200008339, 5200008719, 5200008340, 5100025262, 5100025838, 5100025814 |
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.
