RMSTATOR Voltage Peak Reading Adapter DVA (RM10001)

The RMSTATOR RM10001 is a DVA (direct voltage adapter) — also called a peak reading adapter — that connects to a standard digital multimeter so it can measure the peak voltage produced by powersport charging and ignition systems.

Small-engine ignition systems generate electricity with permanent magnets, and that output travels down the wiring as very short, fast voltage spikes. A normal multimeter averages voltage, so on its own it will usually show a low reading or nothing at all. The RM10001 captures those spikes and presents them in a form your meter can display, which is why powersport service specifications are quoted as peak or DVA voltages.

It suits home mechanics and workshops diagnosing hard-starting, no-spark and charging faults on motorcycles, ATVs, side-by-sides, snowmobiles and other small-engine machines. A stator can read correct on a resistance test yet still be faulty — windings shorted internally or to ground, or weak flywheel magnets — and a DVA reading is what exposes those problems.

• DVA (peak reading) adapter that lets a standard digital multimeter read peak voltage
• Captures the fast voltage spikes produced by permanent-magnet ignition and charging systems
• Reveals faults a resistance test alone can miss, such as internally shorted coil windings
• Helps confirm whether weak flywheel magnets are causing low output from an otherwise good stator
• Useful for diagnosing stators, ignition coils and CDI/ignition circuits on powersport machines
• Simply attaches to your existing multimeter — no dedicated peak-reading meter required
• Compact adapter that stores easily with your workshop test gear

Connect the adapter to your digital multimeter, then take readings at the harness connectors specified for the test — always follow the instructions supplied with the adapter and the machine's own service manual.
Compare your readings against the DVA/peak voltage figures published in the manufacturer's service manual for that model; peak specifications are not the same as the AC or DC values a meter shows without an adapter.
Test with the engine cranking or running as the manual directs, and keep the leads, your hands and loose clothing well clear of the flywheel, fan, chain and exhaust.
Treat ignition circuits as live and potentially high voltage — hold test leads by the insulated probe bodies and never grip a bare probe tip or terminal while cranking.
Check the leads, clips and insulation for cuts, cracks or corrosion before each use, and stop using the adapter if any conductor is exposed.
Keep the adapter and its connections dry; wipe the housing and leads with a soft, lightly damp cloth and let them dry fully before packing away.
Do not clean with solvents, petrol, brake cleaner or contact cleaner, and don't immerse the adapter or pressure-wash it.
Store it in a dry toolbox or drawer away from heat, fuel and battery acid, with the leads coiled loosely rather than kinked tightly around the body.
If readings look implausible, confirm your meter's own battery and range setting first, and verify the adapter on a circuit you know to be good before condemning a stator or coil.