Buying guides
BISSELL Steam Shot 4155 vs Omni 4171 vs OmniReach 4171L: identify the model and recall
BISSELL used three closely related names for handheld Steam Shot configurations: Steam Shot 4155, Steam Shot Omni 4171 and Steam Shot OmniReach 4171L. For these exact models, the first comparison is not which kit seems most versatile. It is whether the complete model number is covered by the 2026 attachment recall and what the current manufacturer instructions require.
Read the rating-label number, not the color
The model number is on the rating label on the bottom of the machine. The 4155, 4171 and 4171L are all named in the CPSC’s April 2026 notice and BISSELL’s connected recall instructions. The hazard described is attachment detachment with hot water or steam. BISSELL tells owners of affected units to stop using the old gray accessories, dispose of them according to the recall instructions and request a free replacement kit. The company says the machine, cap and measuring cup are not affected. After new attachments arrive, follow their enclosed instructions before installing or using them. This guide is for owners and model identification; none of these exact configurations is in the buying shortlist while recall-affected.
The model lists on the two notices are not identical. The CPSC page lists twelve exact model numbers; BISSELL’s remedy page lists eighteen. The 4155 and 4171 base codes and nine suffix codes appear in both. BISSELL additionally names 4171B, 4171C, 4171D, 4171H, 4171J and 4171X, which are absent from the CPSC list. Their omission from the shorter regulator list is not evidence that they are cleared: each appears in the manufacturer’s own affected-model list. The listing establishes recall status, not a suffix-specific box, manual or accessory set. Read the complete rating-label code and use BISSELL’s current recall instructions; color or a marketplace title is not a substitute.
What the three product pages distinguish
The 4155 page labels the product “Steam Shot” and shows a seven-tool list that includes three round brushes, a scraper, jet nozzle, angle concentrator and measuring cup. The same manufacturer page says 1,000 watts and a 16-foot cord. Its feature copy says 300 milliliters/10 ounces, while its technical specifications say 6.6 ounces; the manual gives a maximum fill instruction of 300 milliliters. Because those values do not settle a nominal usable amount, the review does not match it to a required tank capacity.
The 4171 page is named Steam Shot Omni. It also lists 1,000 watts and a 16-foot cord, describes an indicator for pressure/readiness and three color-coded scrub brushes, and states seven included tools. Its itemized specialty list names only four tools. The 4171 Series user guide is shared with the reach model but explicitly cautions that tools vary by model. The 4171L page is called Steam Shot OmniReach; it describes an extension hose, lists ten tools, and names a window squeegee. It does not state the hose length. The 4171 and 4171L therefore need separate package descriptions even though the manual family overlaps.
Capacity and safety are not interchangeable
Both product pages list a 6.6-ounce tank in technical specifications while the shared 4171 manual says not to exceed 300 milliliters/10 ounces. These measurements are not counted twice or used to promise longer runtime. The 4155 guide and the 4171 family guide recommend distilled water, prohibit chemicals and specify unplugging, cooling and releasing pressure before removing the tank cap. They also warn against steam-sensitive surfaces and exposure of people, animals and electrical components. A “multi-surface” headline is not a material-by-material permission. Follow the exact instructions, surface-maker limits and recall steps.
For an existing owner, the practical order is: read the label; compare the complete model number; stop using the affected gray attachments; and use BISSELL’s current recall procedure. Do not discard the whole machine or measuring cup based on a headline—the manufacturer’s remedy says they are not affected. Do not reinstall a replacement kit until its instructions are reviewed. The separate 2024 Steam Shot recall identified 39N7 and 2994 model families; do not merge that older notice with the 2026 4155/4171 attachment recall. These model-specific findings also do not transfer to unrelated PowerFresh or PowerSteamer floor cleaners.
Shopping conclusion
As a comparison, 4155 is the plain Steam Shot listing, 4171 is the Omni setup with a readiness indicator, and 4171L is the reach version whose page describes a hose and squeegee. Those distinctions are useful for identifying an existing device or a box. They are not a ranking or a recommendation to purchase. All three reviewed exact model IDs are recall-affected and remain excluded from buying matches. A non-recalled alternative needs its own exact-page/manual review and its own current safety check; an adjacent model number is not automatically interchangeable.
Sources: 4155 page · 4171 Omni page · 4171L OmniReach page · 4155 Series guide · 4171 Series guide · BISSELL recall instructions · CPSC notice.