{"product_id":"uni-power-tank-refill","title":"Uni Power Tank Smart Pen Refill","description":"\u003cp\u003eThe \u003cstrong\u003eUni Power Tank Smart Pen Refill\u003c\/strong\u003e (SJP series) is an advanced pressurized ballpoint cartridge engineered for uncompromising performance in extreme conditions. Designed for high-grade pen barrels such as the SS-5015-P10 and SS-1001PT-10, its sealed 3000 hPa pressurized ink chamber delivers flawless writing upside down, on wet paper, and in freezing sub-zero temperatures.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePressurized High-Performance Chamber:\u003c\/strong\u003e Internal 3000 hPa air pressure pushes ink directly to the ball tip, enabling reliable overhead and zero-gravity writing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAll-Weather Reliability:\u003c\/strong\u003e Delivers smooth, instant ink delivery down to -20°C (-4°F) and writes effortlessly on damp or glossy paper.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWaterproof \u0026amp; Lightfast Ink:\u003c\/strong\u003e High-density oil-based pigment ink resists water, feathering, and fading for archival-grade permanence.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Precision Tip Options:\u003c\/strong\u003e Available in 0.7mm fine point and 1.0mm medium point for crisp, skips-free black lines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePremium Compatibility:\u003c\/strong\u003e Authentic Japanese refill tailored specifically for Uni Smart Series luxury and executive ballpoint pens.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Uni-Ball (Mitsubishi Pencil)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Power Tank Smart Series (SJP-7 \/ SJP-10)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInk Color:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTip Sizes:\u003c\/strong\u003e 0.7 mm (Fine) \/ 1.0 mm (Medium)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInk Type:\u003c\/strong\u003e Pressurized Oil-Based Pigment Ink\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Japan\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Models:\u003c\/strong\u003e Uni SS-5015-P10, SS-1001PT-10, and select Smart Series barrels\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"faq-item\"\u003e\n  \u003ch3\u003eWhat makes the Uni Power Tank refill different from regular ballpoint refills?\u003c\/h3\u003e\n  \u003cp\u003eThe Power Tank refill uses compressed air pressure to actively pump ink to the pen tip, allowing it to write at any angle (even upside down), on wet surfaces, and in freezing weather without drying or skipping.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n  \u003ch3\u003eWhich pen barrels are compatible with this Smart Series refill?\u003c\/h3\u003e\n  \u003cp\u003eThis slim metal-bodied SJP refill is specifically engineered for Uni-Ball's premium wood and metal executive lines, including models SS-5015-P10 and SS-1001PT-10.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n  \u003ch3\u003eIs the ink waterproof and fade-resistant?\u003c\/h3\u003e\n  \u003cp\u003eYes, the oil-based pigment formulation is highly resistant to water, sunlight, and smudging, making it ideal for field work, signatures, and archival documentation.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Uni","offers":[{"title":"0.7mm","offer_id":50389174157346,"sku":"SJP-1","price":16.07,"currency_code":"USD","in_stock":true},{"title":"1.0mm","offer_id":50389174190114,"sku":"SJP-2","price":16.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0902\/3045\/6354\/files\/O1CN01K5EmtR22jVI4jvgWZ__11197156.jpg_q50.jpg_0fd94e37-5e2c-4cc9-a9a7-d17fd897883b.webp?v=1789983988","url":"https:\/\/www.xypen.com\/products\/uni-power-tank-refill","provider":"XYPen","version":"1.0","type":"link"}