Printed as "Nominal Energy: 4800Wh" in RICH SOLAR RS-B4811 product identity, Product technical specification label: Nominal Energy: 4800Wh. Revised on 1 October 2026: RICH SOLAR prints 4800 Wh on the ALPHA 5 product page; 4.8 kWh is the same figure in kilowatt-hours.
Printed as "High Voltage: If charging voltage above 54V, battery protection will turn on." in the RICH SOLAR Alpha 5 Server User Manual (V1.0, image-only document), Trouble Shooting Steps (PDF page 10, printed page 09), read from the rendered page, captured on September 26, 2026. The same page prints a normal charging voltage of "52.5V-54.75V".
Printed as "Nominal Energy: 4800Wh" in RICH SOLAR RS-B4811 product identity, Product technical specification label: Nominal Energy: 4800Wh. Revised on 1 October 2026: RICH SOLAR prints 4800 Wh on the ALPHA 5 product page; 4.8 kWh is the same figure in kilowatt-hours.
Printed as "High Voltage: If charging voltage above 54V, battery protection will turn on." in the RICH SOLAR Alpha 5 Server User Manual (V1.0, image-only document), Trouble Shooting Steps (PDF page 10, printed page 09), read from the rendered page, captured on September 26, 2026. The same page prints a normal charging voltage of "52.5V-54.75V".
Printed as "Low Voltage: When the battery discharges to 44.5V or less, battery protection will turn on." in the RICH SOLAR Alpha 5 Server User Manual (V1.0, image-only document), Trouble Shooting Steps (PDF page 10, printed page 09), read from the rendered page, captured on September 26, 2026.
Converted: 92.6 lb x 0.45359237 kg/lb, rounded to 0.01 kg
Printed as "Net Weight: 92.6 lbs" in the RICH SOLAR RS-B4811 product identity; the maker prints pounds only, converted to kilograms. Revised on 30 September 2026: The maker prints this weight in pounds only; the stored kilograms were an unlabeled conversion, now labeled with the printed pounds kept (Project Manager, September 30, 2026).
Converted: 19 x 17.7 x 5.2 in x 25.4 mm/in, rounded to 0.1 mm
Printed as "Dimensions (L × W × H): 19 × 17.7 × 5.2 in" in the RICH SOLAR RS-B4811 product identity; the maker prints inches only, converted to millimeters. Revised on 30 September 2026: The maker prints these dimensions in inches only; the stored millimeters were an unlabeled conversion, now labeled with the printed inches kept (Project Manager, September 30, 2026).
Printed as "Certifications: UN 38.3, MSDS" in RS-B4811 product page, captured on September 25, 2026. Marks and document names as printed; no certificate numbers or issuers are given.
Charged Reviews classified this product from the documents it is based on. It is our own grouping, not a manufacturer claim.
RICH SOLAR states the physical format for this exact SKU in its own store feed: "ication and system integration. Ideal for Residential, Commercial, and Off-Grid Energy Storage Applications. Rugged & Reliable Design Metal Server Rack Enclosure: Built for long-term durability and rack-mounted installations. Integrated Smart BMS: Continuously monitors and protects battery". The value is the manufacturer's published wording for this SKU, not a reading of the product name.
Printed as "Above 55°C or under -20°C, the battery could not work ... normal operating temperature range between -20°C and 55°C" in the RICH SOLAR Alpha 5 Server User Manual (V1.0, image-only document), Trouble Shooting Steps (PDF page 10, printed page 09), read from the rendered page, captured on September 26, 2026.
Original manufacturer-hosted PDF preserved byte for byte, linked from the manufacturer's own product page for SKU RS-B4811. The revision is whatever was published at this URL on the access date; no later revision was checked and no separate variant coverage is claimed beyond the page that linked it.
Archived copy of a document published by Rich Solar. Copyright retained by the publisher; kept for reference and verification only, no endorsement implied. To ask for its removal, email legal@chargedreviews.com.
Alpha_5_Server-User_manual.pdfOfficialRich SolarOfficial user manual
Source details
Revision
Not stated
Revision date
Not stated
Linked from https://richsolar.com/products/alpha-5-48v-100ah-lifepo4-battery with link text "none".
Location: Alpha_5_Server-User_manual.pdf
Retrieved
Original manufacturer-hosted PDF preserved byte for byte, downloaded from the link published on Rich Solar's own product page for SKU RS-B4811. The revision is whatever was served at this URL on the access date; no later revision was checked, no issuer or laboratory record was read against anything the document states, and no coverage is claimed beyond the SKU whose page linked it.
Archived copy of a document published by Rich Solar. Copyright retained by the publisher; kept for reference and verification only, no endorsement implied. To ask for its removal, email legal@chargedreviews.com.
RICH SOLAR Limited WarrantyOfficialRICH SOLAROfficial warranty
Source details
Revision
Not stated
Revision date
Not stated
Location: WARRANTY PERIOD, PRORATED WARRANTY, REMEDY and EXCLUSIONS AND LIMITATIONS
Retrieved
RICH SOLAR's own Limited Warranty page, captured on September 26, 2026. Its WARRANTY PERIOD list gives terms by product category or series, not by stock keeping unit, and marks prorated terms with an asterisk. The manufacturer's published policy, not a certificate.
Manufacturer-operated store product page captured byte for byte and matched to this catalog row on an exact manufacturer SKU match against the published variant SKU RS-B4811. It establishes what Rich Solar published on that page on the access date: the specification rows printed there, the SKU and barcode in the page's own structured data, the documents linked from it and the photo it shows. Marketing copy, certification wording and stock state on the page remain manufacturer claims that no issuer or laboratory record was read against, and nothing here is carried to another variant.
Archived copy of a document published by RICH SOLAR. Copyright retained by the publisher; kept for reference and verification only, no endorsement implied. To ask for its removal, email legal@chargedreviews.com.
Archived copy of a document published by Rich Solar. Copyright retained by the publisher; kept for reference and verification only, no endorsement implied. To ask for its removal, email legal@chargedreviews.com.
RICH SOLAR will, at its option, (1) repair the product at no charge, using new or refurbished replacement parts, or (2) exchange the product with a product that is new or which has been manufactured from new or serviceable used parts and is at least functionally equivalent to the original product.
Printed on RICH SOLAR's Limited Warranty page, captured on September 26, 2026, which adds that a replacement "assumes the remaining warranty of the original product or ninety (90) days" from replacement or repair, whichever is longer.
Location: Limited Warranty page, LIMITED TO ORIGINAL CONSUMER BUYER
Documented
Coverage conditions
This warranty does not apply to (i) damage caused by accident, abuse, misuse, misapplication, or non-RICH SOLAR products; (ii) damage caused by service performed by anyone other than RICH SOLAR; (iii) a product or a part that has been modified without the written permission of RICH SOLAR; (iv) a product where any RICH SOLAR serial number has been removed or defaced, or (v) any product purchased through an online auction house. This limited warranty does not apply to any battery cell or product containing a battery cell unless the battery cell has been fully charged by you within seven (7) days after your purchase of the product and at least once every 6 months thereafter. Please note that failure to properly install or operate the battery will void the Limited Warranty.
Location: Limited Warranty page, EXCLUSIONS AND LIMITATIONS and PRORATED WARRANTY
Documented
Coverage starts
A sales receipt from the original consumer purchase, or other reasonable documentary proof, is required in order to establish the start of the warranty period.
Printed on RICH SOLAR's Limited Warranty page, captured on September 26, 2026; the page adds that completing the online Product Registration Form "within thirty (30) days after purchasing your product, that registration can also establish the start date of the warranty period".
RICH SOLAR's ALPHA 5 product page prints "Warranty: 10 Years"; its Limited Warranty page lists 5 years for the ALPHA Series and for its LiFePO4 server rack battery and does not name ALPHA 5. Both are shown with their sources.
Rich Solar publishes "10 Years" against "Warranty" on its own product page for SKU RS-B4811. The term is the headline figure on that page; the governing warranty document's exclusions, registration conditions and remedy were not read here.
5 years
Printed as "ALPHA Series *5-Year Warranty" and "LiFePO4 SERVER RACK BATTERY (BLACK) *5-Year Warranty" on RICH SOLAR's Limited Warranty page, captured on September 26, 2026. The page does not name ALPHA 5 or RS-B4811.
You must then send the product by mail or courier, with shipping costs paid by you ... We will process your return and send your repaired or replacement product to you at our expense for the product being shipped to locations in North America.
Printed on RICH SOLAR's Limited Warranty page, captured on September 26, 2026. Return shipping at RICH SOLAR's expense is stated only for North America.
The Evidence score uses the priorities you choose. It counts published documents, such as certificates and warranty terms, and it compares a documented figure with the best documented figure of the same kind. It does not count owner reviews, and it is not a verdict on product quality or on how many people have reviewed it. A low score can mean little is documented, or that a documented figure is below the best of its kind. Undisclosed data scores 0.
Missing details. This number counts only the evidence recorded so far. The source review for this product is not finished, or the maker has not disclosed enough, so the number can only go up.
Missing for this product: Certificates evidence needed; Warranty energy disclosure evidence needed; Cell model disclosure evidence needed.
48 V · Server rack · Rated capacity
The warranty term and the lifetime energy are each scored against the best documented value for a home storage battery: a value earns its share of that best, times the weight. A documented value always earns points; an undisclosed one earns 0.
Warranty term5 years5 / 20
5 years · 20% weight
5 years is the less favorable figure the maker's documents print, and it is scored because they disagree; it never sets or raises the bar. The bar is 20 years, the best documented for a home storage battery, printed by the maker: Bioenno Power 6V 3Ah LiFePO4 Battery (PVC, BLF-0603W)
RICH SOLAR's ALPHA 5 product page prints "Warranty: 10 Years"; its Limited Warranty page lists 5 years for the ALPHA Series and for its LiFePO4 server rack battery and does not name ALPHA 5. Both are shown with their sources.
25 / 100 × 20 = 5 points.
The maker's documents disagree; the less favorable printed figure, 5 years, is scored. Warning: Warranty page and product page differ
Research pending, 0 points: Certificates, Warranty energy disclosure, Cell model disclosure.
Computed from public specifications and evidence records. Warranty duration is not service quality; certificate evidence points are not a safety rating. Compatibility and installation limits still apply.
UN 38.3Battery pack claim; verification pendingClaimedListed when checked
RICH SOLAR's own RS-B4811 product page prints "Certifications: UN 38.3, MSDS" in its Specifications list, captured on September 25, 2026. The page names no certificate number, issuer or scope for "UN 38.3"; recorded as the manufacturer's claim as printed. No issuer record was read.
No sourced accessories or replacement parts listed yet.
Model history
Model identity
Model
RS-B4811
Manufacturer SKU RS-B4811
Observed
UN 38.3: claimed
Battery pack claim; verification pending. RICH SOLAR's own RS-B4811 product page prints "Certifications: UN 38.3, MSDS" in its Specifications list, captured on September 25, 2026. The page names no certificate number, issuer or scope for "UN 38.3"; recorded as the manufacturer's claim as printed. No issuer record was read.