Tough Grade TG-4 RV Convection Microwave
A Greystone-size convection microwave sold with its trim kit. The missing wattage figures make it harder to plan around an inverter.
Amazon $329.99$329.99
1.1 cu ft
3.1/5
A Greystone-size 1.1 cu ft convection microwave with 1,000 W output. Best as a replacement in RVs built around the Greystone opening.
- 1.1 cu ftCapacity
- 1,000 WCooking power
- 1,500 WInput
- Microwave, convectionModes
Check price at Amazon$329.95
Price checked November 7, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- 1,000 W output heats quickly
- Convection mode for baking and roasting
- Slim 11 in tall body replaces Greystone 1.1 cu ft convection units
Cons
- Convection draws up to 1,600 W, more than a 2,000 W inverter likes alongside other loads
- No warranty term published
How it scores
The rating comes from 6 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.
Specifications
| Model number | RPM-4-SS |
|---|---|
| Cooking | |
| Mounting | Built-in |
| Modes | Microwave, convection |
| Capacity | 1.1 cu ft |
| Cooking power | 1,000 W |
| Convection power | 1,600 W |
| Turntable | 12.5 in |
| Power | |
| Rated input | 1,500 W |
| Voltage | 120 V AC |
| Fit | |
| Outside (W x H x D) | 21 x 11 x 15.8 in |
| Size with trim (W x H) | 24.2 x 18.2 in |
| Weight | 41 lb |
Alternatives in this type
Greystone 1.1 cu ft Convection Microwave
The Greystone 1.1 cu ft convection built-in, for owners replacing the factory unit like for like.
Amazon $306.66$306.66
1.1 cu ft
RecPro RPM-2 RV Convection Microwave
A 1.1 cu ft convection microwave for RVs whose cabinet takes a deep, High Pointe-size unit. It bakes as well as microwaves.
Amazon $359.95$359.95
1.1 cu ft1,500 W
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