Summit SM904WA Compact Microwave with USB Charging
- Capacity: 0.7 cu ft
- Wattage: 700 watts
- Heating Method: Microwave
- Warranty Description: 90 days
Last refreshed Jun 13, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A guest-room oriented compact microwave, notable for combining a small footprint, charging ports and a surge-conscious power allocator.
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ASIN: B0GVVXJQ2TModel: SM904WACategory: Compact Microwave Ovens
Overview
Summit's SM904WA is a 700W compact microwave built for hospitality settings, adding two USB charging ports and a built-in power allocator to a guest room countertop appliance.
The power allocator is the notable detail here, meant to help prevent power surges in a shared electrical setup like a hotel room, a different concern than home kitchen use. Combined with the USB ports, this reads as purpose-built for guest rooms rather than a general kitchen microwave repackaged with charging ports.
- 700W compact microwave
- Two built-in USB charging ports
- Built-in power allocator
- Multistage cooking and auto defrost
Who it's for
Suits hotels, short-term rentals or dorm-style rooms wanting a compact microwave that doubles as a phone charging spot. A home kitchen buyer who just wants a small microwave has simpler options without the allocator feature aimed at multi-room power management.
Pros and cons
- Two USB ports for guest device charging
- Built-in power allocator for in-room electrical safety
- Child lock and mute options suited to hospitality use
- Eco mode dims the display to save power
- 700W output is modest, better for reheating than full cooking
- No rating or review data available yet
Performance notes
At 700W it cooks at a lower output than full-size kitchen microwaves, suited to reheating and light cooking rather than large meals. The digital panel offers one-touch settings, multistage cooking, cook-by-weight and auto defrost, plus a child lock and a mute option for the end-of-cycle alert, both useful in a shared lodging setting.
Specifications
| Brand | Summit Appliance |
|---|---|
| Model | SM904WA |
| Dimensions & fit | |
| Item Weight | 35 pounds |
| Capacity & performance | |
| Capacity | 0.7 cu ft |
| Heating Method | Microwave |
| Power & efficiency | |
| Wattage | 700 watts |
| Voltage | 115 volts |
| Power-Saving Mode | Eco mode for display disable |
| Construction & materials | |
| Color | White |
| Included components | |
| Unit Count | 1 |
| Warranty & support | |
| Warranty Description | 90 days |
| Other details | |
| Alert Control | Mute end-of-cycle alert |
| Charges Mobile Devices | Two USB ports included |
| Easy Control | Digital panel with one-touch settings |
| Mobile Charging | USB ports available |
| Refrigerator Operation | Pre-installed allocator |
| Safety Feature | Child lock |
| Sound Control | Mute function |
| Time Management | Timer and clock functions |
Closest rivals on specs
Emerson MWRG0901W Retro Microwave with Grill 0.9 cu ft- Capacity 0.7 vs 0.9 cu ft (-22%)
- Item Weight 35 vs 31.35 pounds (+12%)
- Wattage 700 vs 1000 watts (-30%)
Panasonic NNSG448SC Compact Microwave Oven 900W- Capacity 0.7 vs 0.9 cu ft (-22%)
- Wattage 700 vs 900 watts (-22%)
Frequently asked questions
What does the power allocator on the Summit SM904WA do?
It is a pre-installed feature meant to help allocate refrigerator or in-room power and reduce the chance of surges in a shared room setup.
Can guests charge phones on this microwave?
Yes, it has two built-in USB ports for charging mobile devices.
Does it have a child lock?
Yes, it includes a child lock safety feature.