Product comparison · Charge Controllers
Power Queen 30A MPPT Controller vs BougeRV Sunflow 30A MPPT Controller
The Power Queen 30A MPPT Controller scores 5.4 and ranks 14th of 27 in Charge Controllers; the BougeRV Sunflow 30A MPPT Controller scores 4.8 and ranks 26th of 27 in Charge Controllers. The 30A MPPT Controller leads on efficiency, the Sunflow 30A MPPT Controller on features.
All 12 Power Queen products 
Power Queen 30A MPPT Controller
$129 · 14th of 27 in Charge Controllers
Buy Now- Efficiency — 8 against 4
All 22 BougeRV products 
BougeRV Sunflow 30A MPPT Controller
$110 · 26th of 27 in Charge Controllers
Buy Now- Features — 7 against 6
Across everything we scored, Power Queen 30A MPPT Controller sits 0.57 ahead — led by efficiency.
Verdict
30A MPPT Controller ahead · +0.57 (5.4 vs 4.8)Pick the Power Queen 30A MPPT Controller when
Efficiency matters8vs4
Warranty & support matters4vs1
Operating range matters5vs3
Pick the BougeRV Sunflow 30A MPPT Controller when
Features matters7vs6
Scored 15 October 2026 from published specs and owner reviews. We don't buy or test units. How we score
Usability Power Queen 30A MPPT Controller and BougeRV Sunflow 30A MPPT Controller, scored 0 to 10
EfficiencyPower Queen 30A MPPT Controller: 8 (higher)BougeRV Sunflow 30A MPPT Controller: 4
Power Queen 30A MPPT Controller
- 98 percent peak conversion scored; the 99 percent is tracking, not conversion
- Idle: no-load loss of 12 mA at 12 V and 10 mA at 24 V, by Power Queen's German store
BougeRV Sunflow 30A MPPT Controller
- Manual rates conversion above 95 percent; the page's 99 percent is not scored
- Tracking: above 99 percent in the manual, 99.5 percent on the page
- No-load: 10 mA or less
Warranty & SupportPower Queen 30A MPPT Controller: 4 (higher)BougeRV Sunflow 30A MPPT Controller: 1
Power Queen 30A MPPT Controller: 3 Years · BougeRV Sunflow 30A MPPT Controller: 1 Year.
Power Queen 30A MPPT Controller
- 3 years for charge controllers, no proration stated
BougeRV Sunflow 30A MPPT Controller
- 18 months, prorated after year one, one rung down
- Policy: one 18-month term for all BougeRV controllers and inverters; replacements after year one at a pro-rata price
Operating RangePower Queen 30A MPPT Controller: 5 (higher)BougeRV Sunflow 30A MPPT Controller: 3
Power Queen 30A MPPT Controller
- 100 V maximum solar input voltage, the 5 rung
- Panels: up to 450 W at 12 V and 900 W at 24 V; 9 to 32 V battery range
- MPPT range: battery voltage plus 3 V to 76 V
BougeRV Sunflow 30A MPPT Controller
- 95 V protection limit scored, under the 100 V listed maximum
- Tracking window: 2 V above battery voltage to 72 V
- Temperature: −31 to 149°F (−35 to 65°C), IP34
FeaturesPower Queen 30A MPPT Controller: 6BougeRV Sunflow 30A MPPT Controller: 7 (higher)
Power Queen 30A MPPT Controller
- Built-in Bluetooth, 20 A load output, settable profiles; no temperature sensor
- Missing: no way to link controllers and no 36 V or 48 V support
- Profiles: ships set for 12 V LiFePO4; Gel, Sealed, Flooded and Lead-Acid by hand
BougeRV Sunflow 30A MPPT Controller
- Bluetooth, lithium profile, temperature sensor, 20 A load; no networking
- Cold cut-off: stops lithium charging at 0°C, resumes at 2°C; off by default
- Ports: TTL, RJ45 RS485 and an optional CAN port for RV-C
Same score
CapacityPower Queen 30A MPPT Controller: 5BougeRV Sunflow 30A MPPT Controller: 5
Power Queen 30A MPPT Controller
- 30 A, the typical rung for a charge controller
BougeRV Sunflow 30A MPPT Controller
- 30 A rated charging current, on the 30 to 39 A rung
- Solar: up to 450 W at 12 V or 900 W at 24 V
- Setting: charge current set from 0 to 30 A
VerificationPower Queen 30A MPPT Controller: 2BougeRV Sunflow 30A MPPT Controller: 2
Power Queen 30A MPPT Controller
- No directory lists it, and Power Queen publishes no matchable model code
- Searched: Intertek, UL Product iQ, LabTest and TÜV SÜD under Power Queen or Shenzhen Lizu Time Technology
BougeRV Sunflow 30A MPPT Controller
- No directory listing for BJ2430N; no certification claimed
- Standard: UL 1741 needed for a listing (UL 458 or CSA 107.1 also count)
- Searched: Intertek UL CEC LabTest Certipedia SGS
- Holder: Guangzhou Boju Information Technology Co. Ltd.
- Not run: TÜV SÜD directory blocked
Not scored for either
- LifespanPower Queen 30A MPPT Controller: not scoredBougeRV Sunflow 30A MPPT Controller: not scored
- ValuePower Queen 30A MPPT Controller: not scoredBougeRV Sunflow 30A MPPT Controller: not scored
Social score about the Power Queen 30A MPPT Controller and the BougeRV Sunflow 30A MPPT Controller
RedditPower Queen 30A MPPT Controller: 5BougeRV Sunflow 30A MPPT Controller: 5
The Power Queen 30A MPPT Controller reading covers the whole brand; the BougeRV Sunflow 30A MPPT Controller reading covers the whole brand.
Power Queen 30A MPPT Controller
Read the full summary
- Tone: Reddit owners report mixed results with Power Queen batteries
- r/overlanding: an owner said a 100 Ah stopped holding a charge after 15 months of light use and that Power Queen, though responsive, would not honor the warranty (2024)
- r/batteries: an owner of a 12.8 V 100 Ah bought as a CPAP backup found its BMS tripped on a general-purpose lithium charger, with Power Queen pointing to its own 20 A charger (2024)
- r/SolarDIY: an owner of a 25.6 V 50 Ah said it arrived with the BMS shut off and had to be jump-started before its Bluetooth showed 99 percent charge (December 2024)
- r/LiFePO4: a commenter called Power Queen decent for a trolling motor (2025)
BougeRV Sunflow 30A MPPT Controller
Read the full summary
- Panels: an r/SolarDIY owner who paid $132 each for several 200 W bifacial panels found visible busbar defects on three of them (July 2025)
- Support: the same owner said BougeRV support sent replacements for the defective panels within a couple of days (July 2025)
- Delivery: an r/solar poster said a charge controller was delivered to another address in his city and called BougeRV a ripoff (April 2026)
- Owners: in an r/GoRVing thread on RV solar, several owners named BougeRV 200 W bifacial or TOPCon panels in their setups (November 2025)
GooglePower Queen 30A MPPT Controller: 5BougeRV Sunflow 30A MPPT Controller: 7 (higher)
The Power Queen 30A MPPT Controller reading covers the whole brand; the BougeRV Sunflow 30A MPPT Controller reading covers its product line.
Power Queen 30A MPPT Controller
Read the full summary
- Trolling motor: on Expedition Portal and DIY Solar Forum, the owner of a 12 V 100 Ah bought in November 2023 measured 106 Ah but found the BMS cutting off charge near 13.9 V with its cells out of balance
- Refund: Power Queen maintained the battery was fine, and he returned it through Amazon for a refund (February 2024)
- Swimbait Underground: an angler running three 12.8 V 100 Ah batteries on his trolling motor posted positive first impressions (July 2024)
- DIY Solar Forum: owners of the 12 V 200 Ah reported no problems in early use (December 2021)
BougeRV Sunflow 30A MPPT Controller
Read the full summary
- Scope: Love Your RV & Boat reviewed the Sunflow 60A, which shares this controller's manual, not this size itself
- Use: he ran the 60A on 940 W of rooftop solar in his fifth wheel for two months without an issue, praising its fanless aluminum heat sink and screw terminals (July 2026)
- Disclosure: he received the 60A free from BougeRV and links BougeRV and Amazon with affiliate links; his video repeats the written review and counts once
YouTubePower Queen 30A MPPT Controller: 7 (higher)BougeRV Sunflow 30A MPPT Controller: 6
The Power Queen 30A MPPT Controller reading covers its product line; the BougeRV Sunflow 30A MPPT Controller reading covers the whole brand.
Power Queen 30A MPPT Controller
Read the full summary
- Gear & Gadget Reviews: tested the earlier version with a plug-in Bluetooth adapter on a 400 W panel, reading 264 W in the app against 266 W on a separate watt meter and 18.3 A into the battery (2023, about 7,500 views)
- Verdict: it picked up a load almost at once and did a pretty good job; the channel does not say in the video how it got the controller
- Shoestring Prep: with Amazon affiliate links, demonstrated the built-in Bluetooth version and its app without measurements (October 2025, about 1,300 views)
BougeRV Sunflow 30A MPPT Controller
Read the full summary
- Jeremiah Mcintosh: found the Yuma 200 W CIGS did not disappoint in low light or aimed at the sun against his 200 W foldables (April 2023, about 136,000 views)
- Disclosure: he offers 15 percent off bougerv.com with the code McIntosh and links Amazon affiliate pages
- The Off-Grid Mountain Homestead: tested a CIGS panel in full sun and cloud and called it very nice and ultra lightweight (September 2024, about 1,100 views)
- Disclosure: he received the panel free and links it through Amazon Associates
- StoneBroke Adventure: said the 24 V 200 W N-type bifacial outperformed its rating in real-world use (October 2025), in a video marked as including paid promotion
AmazonPower Queen 30A MPPT Controller: 7 (higher)BougeRV Sunflow 30A MPPT Controller: 6
The Power Queen 30A MPPT Controller reading covers its product line.
Power Queen 30A MPPT Controller
Read the full summary
- B0BD6ZSJQY: now titled with built-in Bluetooth but carrying reviews from its earlier Bluetooth-adapter version; 4.4 from 51 ratings (October 2026)
- Split: 71 percent five-star, 12 four-star, 7 three-star, 5 two-star and 5 one-star
- This model: the listing naming P24V30A-MPPT-BT-B (B0FDB2XK9G) reads 5.0 from 4
BougeRV Sunflow 30A MPPT Controller
Liked
- Works well once set up
- Easy setup through the app
- Good value
Complaints
- Bluetooth will not connect for several owners
- Frequent disconnects, per one owner
- App navigation mixed
Read the full summary
- Rating: 4.2 from 98 ratings on BougeRV's own Amazon US listing for the 30A, 62 percent five-star and 5 percent one-star (October 2026)
- Owners: Amazon's review summary says buyers find it works well, sets up easily through the app and is good value (October 2026)
- Bluetooth: the same summary reports mixed connection results, with several owners unable to connect and one saying it drops often
- Discount: BougeRV runs a page on its own site rewarding verified Amazon orders, so this pool scores one point lower
Power Queen 30A MPPT Controller vs BougeRV Sunflow 30A MPPT Controller: pros and cons
Power Queen 30A MPPT Controller
Overall score 5.4Strengths
- Built-in Bluetoothno add-on module needed
- High peak conversion efficiency
- 20 A DC load output
- Detects 12 V or 24 V banks automatically
- Full load from -31°F to 113°F
Drawbacks
- Low solar input limit keeps strings short
- Small panel ceiling on a 12 V bank
- No battery temperature sensor named on the spec table
- No networking or parallel operation
- No 36 V or 48 V support
BougeRV Sunflow 30A MPPT Controller
Overall score 4.8Strengths
- Phone monitoring built in
- Lithium cold-charge cut-off
- Load output for lights and small loads
- Temperature sensor in the box
- Fanless heat-sink case
Drawbacks
- Low PV voltage ceiling for long strings
- Efficiency figures disagree across BougeRV's documents
- Short warrantyprorated after year one
- No networking between controllers
- Cold-charge cut-off is off by default
Power Queen 30A MPPT Controller vs BougeRV Sunflow 30A MPPT Controller: the numbers
Price, scores and rank, then only the specs that differ. Green marks the side with more.
P24V30A-MPPT-BT-B1
Power Queen 12/24V 30A MPPT Solar Charge Controller with Built-In Bluetooth
$129
Buy Now14th of 27 in Controllers
26th of 27 in Controllers
- WarrantyPower Queen More3 YearsBougeRV1 Year
- WeightPower Queen4.4 lbBougeRV2.4 lb
Same on both
- 12/24 V autoSystem voltage
- Not listedCapacity
- Not listedPanel power
- Not listedAC output
- 30-39 ACharge current
- Not listedCell type
- Not listedLow-temperature charging
- Bluetooth built inMonitoring
- None verifiableSafety listings
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More from Power Queen
No other scored Power Queen products in Charge Controllers.
More from BougeRV 3 scored in Charge Controllers
- Charge current: 40-49 A, not 30-39 A
Power Queen 30A MPPT Controller vs BougeRV Sunflow 30A MPPT Controller: common questions
Is the Power Queen 30A MPPT Controller better than the BougeRV Sunflow 30A MPPT Controller?
On our scores, the Power Queen 30A MPPT Controller is ahead, 5.4 against 4.8. The Power Queen 30A MPPT Controller leads on efficiency (8 against 4), warranty & support (4 against 1) and operating range (5 against 3). The BougeRV Sunflow 30A MPPT Controller leads on features (7 against 6).
Which is cheaper, the Power Queen 30A MPPT Controller or the BougeRV Sunflow 30A MPPT Controller?
The BougeRV Sunflow 30A MPPT Controller, at $110 against $129: $19 less.
Which has the longer warranty, the Power Queen 30A MPPT Controller or the BougeRV Sunflow 30A MPPT Controller?
The Power Queen 30A MPPT Controller: 3 Years, against 1 Year.
What do owners say about the Power Queen 30A MPPT Controller and the BougeRV Sunflow 30A MPPT Controller?
Across 4 independent sources scored for both, the Power Queen 30A MPPT Controller is ahead on YouTube and Amazon; the BougeRV Sunflow 30A MPPT Controller is ahead on Google; Reddit is level.
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Scores calculated 15 October 2026 · Products excluded where fewer than two independent sources cover them · · How we score