Progressive Industries EMS-LCHW50
#6 in 50 ampFull review
A compact hardwired EMS for 50 amp coaches with published cutoffs and a repairable design. Worth it when it costs less than the HW50C.
Amazon $158.29$158.29
The Progressive Industries EMS-LCHW50 rates 3.8 among 50 amp RV surge protectors; the Hughes Power Watchdog PWD30 rates 3.5 among 30 amp ones. The Hughes Power Watchdog PWD30 costs $18.30 less ($139.99 vs $158.29).
Hughes Power Watchdog PWD30
#8 in 30 ampFull review
A surge protector with phone monitoring and a replaceable module for 30 amp RVs. It suits owners who want to watch park power but don’t need automatic shutoff.
Amazon $139.99$139.99
Prices were last checked November 2, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Scores side by side
These two sit in different service classes (50 amp and 30 amp), and each is scored against the reference points for its own class, so a rating says how well each does among its own service peers. How we rank explains each factor.
| Factor weight | Progressive Industries EMS-LCHW50 | Hughes Power Watchdog PWD30 |
|---|---|---|
| Overall rating | 3.8/5 | 3.5/5 |
| Protection 35% | 100 high and low voltage cutoff, miswiring detection, restart delay, replaceable surge module | 15 replaceable surge module |
| Surge rating 10% | 93 3,580 joules | 82 3,000 joules |
| Monitoring 10% | 50 volts and amps display | 50 app |
| Price 20% | 82 $158.29 | 62 $139.99 |
| Warranty 25% | 0 warranty not published, scored as none | 100 lifetime warranty |
Specifications
| Progressive Industries EMS-LCHW50 | Hughes Power Watchdog PWD30 | |
|---|---|---|
| Protection | ||
| Service | 50 A | 30 A |
| Type | EMS | Surge only |
| Surge rating | 3,580 J | 3,000 J |
| Voltage cutoffs | 104 V / 132 V | - |
| Miswiring detection | Yes | No |
| Restart delay | Yes | No |
| Replaceable surge module | Yes | Yes |
| Build | ||
| Mount | Hardwired | Portable |
| Display | Yes | No |
| App | No | Yes |
| Weatherproof | - | Yes |
| Warranty | - | Lifetime |
| Released | 2016-03-01 | 2018-01-16 |