{"product_id":"uni-power-tank-snp-5-ballpoint-refill","title":"Uni Power Tank SNP-5 Ballpoint Refill","description":"\u003ch2\u003eUni Power Tank SNP-5 Pressurized Ballpoint Refill (0.5mm)\u003c\/h2\u003e\n\u003cp\u003eKeep your field-tested writing instruments performing at peak reliability with the authentic Uni Power Tank SNP-5 pressurized ballpoint refill. Specifically engineered for the Uni SN-200PT Power Tank pen body, this self-contained refill features an internal compressed air chamber pressurized to 3,000 hectopascals (hPa). By constantly advancing high-viscosity oil-based ink toward the micro 0.5mm tungsten carbide ball tip, the SNP-5 guarantees immediate, zero-skip writing whether you are marking vertical clipboards, signing receipts in damp conditions, or jotting notes in sub-zero job sites.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePressurized Ink Delivery:\u003c\/strong\u003e Hermetically sealed 3,000 hPa internal air reservoir eliminates gravity reliance, enabling effortless upside-down and angled writing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFine 0.5mm Precision Line:\u003c\/strong\u003e Precision-ground tungsten carbide ball produces crisp, smear-resistant 0.5mm lines ideal for tight field notebooks, forms, and technical diagrams.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAll-Weather Oil-Based Ink:\u003c\/strong\u003e Specially formulated pigment-rich ballpoint ink flows smoothly onto wet paper and resists freezing in temperatures down to -20°C (-4°F).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeamless Drop-In Replacement:\u003c\/strong\u003e Factory-spec dimensions ensure a perfect fit with positive spring retention inside Uni Power Tank SN-200PT bodies.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTranslucent Indicator Tube:\u003c\/strong\u003e Clear reservoir casing allows convenient monitoring of remaining pressurized ink level.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Uni (Mitsubishi Pencil Co.)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e SNP-5 (Power Tank Series)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Pressurized Ballpoint Pen Refill\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTip Size:\u003c\/strong\u003e 0.5 mm Extra Fine\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInk Type:\u003c\/strong\u003e High-density oil-based ballpoint ink\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Uni Power Tank SN-200PT Series (SN-200PT-05 \/ SN-200PT-07 \/ SN-200PT-10)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Japan\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhich pen models are compatible with the SNP-5 refill?\u003c\/strong\u003e\u003cbr\u003e\nThe SNP-5 is designed primarily for the Uni Power Tank SN-200PT retractable pen body. It directly replaces factory cartridges in 0.5mm, 0.7mm, and 1.0mm SN-200PT models.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan I use an SNP-5 refill in an SN-200PT pen originally sold with a 0.7mm or 1.0mm tip?\u003c\/strong\u003e\u003cbr\u003e\nYes. All standard Uni SN-200PT pen bodies share the identical internal refill cavity, allowing you to switch between 0.5mm (SNP-5), 0.7mm (SNP-7), and 1.0mm (SNP-10) tip sizes freely.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDoes this refill retain its pressurization in storage?\u003c\/strong\u003e\u003cbr\u003e\nYes. The SNP-5 refill is factory-sealed under 3,000 hPa of internal air pressure and maintains its charge across extended shelf life when stored at normal room temperature.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill the 0.5mm fine tip tear through wet paper?\u003c\/strong\u003e\u003cbr\u003e\nNo. The tungsten carbide ball is precision-ground and seated in a smooth stainless steel nose cone that glides across damp sheets and outdoor paper without snagging.\u003c\/p\u003e","brand":"Uni","offers":[{"title":"Black","offer_id":69598146002978,"sku":"UNI-REFILL-SNP5","price":7.0,"currency_code":"USD","in_stock":true},{"title":"Red","offer_id":69598146035746,"sku":"UNI-REFILL-SNP6","price":7.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0902\/3045\/6354\/files\/1793700464000-1673941993_219bb201-62b5-4d21-a5e6-bc13f5bb8b29.jpg?v=1793700635","url":"https:\/\/www.xypen.com\/products\/uni-power-tank-snp-5-ballpoint-refill","provider":"XYPen","version":"1.0","type":"link"}