{"product_id":"skyjack-hydraulic-platform-control-box-replacement-156879","title":"SAIYIS Skyjack Hydraulic Platform Control Box Replacement | 156879 Scissor Lift PCU","description":"\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f5a623;padding:14px 18px;margin-bottom:22px;border-radius:4px;\"\u003e\n  \u003cstrong\u003eBulk Order Inquiry\u003c\/strong\u003e\u003cbr\u003e\n  Need replacement control boxes for multiple machines? Contact us for volume pricing.\u003cbr\u003e\n  Email: \u003ca href=\"mailto:zhoubo@awp-parts.com\"\u003ezhoubo@awp-parts.com\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eSkyjack Hydraulic Platform Control Box Replacement – SAIYIS 156879\u003c\/h2\u003e\n\n\u003cp\u003e\nRestore platform-level machine control with the SAIYIS 156879 hydraulic platform control box.\nThis new aftermarket platform control unit is designed for compatible Skyjack SJIII scissor lifts\nrequiring replacement of a damaged, worn or malfunctioning control-box assembly.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThe control unit provides access to common operator functions such as lift, lower, drive and\nemergency stop. It is intended for equipment owners, rental fleets, repair shops and maintenance\nteams looking for a replacement platform PCU for compatible Skyjack machines.\n\u003c\/p\u003e\n\n\u003ch3\u003eReplacement Control Box for Skyjack Scissor Lifts\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 156879\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e SAIYIS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New Aftermarket\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Hydraulic Platform Control Box \/ PCU\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Make:\u003c\/strong\u003e Skyjack\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMachine Type:\u003c\/strong\u003e Hydraulic scissor lift\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eControl Functions:\u003c\/strong\u003e Lift, lower, drive and emergency stop\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Weight:\u003c\/strong\u003e Approx. 4.25 kg \/ 9.4 lb\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e 1 × 156879 Platform Control Box\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInspection:\u003c\/strong\u003e Checked before shipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatible Skyjack SJIII Models\u003c\/h3\u003e\n\n\u003ctable style=\"width:100%;border-collapse:collapse;margin-bottom:20px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n      \u003cth style=\"border:1px solid #ddd;padding:9px;text-align:left;\"\u003eMachine Series\u003c\/th\u003e\n      \u003cth style=\"border:1px solid #ddd;padding:9px;text-align:left;\"\u003eCompatible Models\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:9px;\"\u003eSJIII 3200 Series\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:9px;\"\u003eSJIII 3215, SJIII 3219, SJIII 3220, SJIII 3226\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:9px;\"\u003eSJIII 4600 Series\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:9px;\"\u003eSJIII 4620, SJIII 4626, SJIII 4632\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:9px;\"\u003eSJIII 6800 Series\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:9px;\"\u003eSJIII 6826, SJIII 6832\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cdiv style=\"background:#f7f7f7;border:1px solid #e5e5e5;padding:14px 16px;margin:20px 0;border-radius:4px;\"\u003e\n  \u003cstrong\u003eFitment Notice:\u003c\/strong\u003e\u003cbr\u003e\n  A machine model alone is not always enough to confirm compatibility. Production year, machine\n  serial number, cable length, connector and control layout may vary. Compare the original unit\n  with the product photos before ordering.\n\u003c\/div\u003e\n\n\u003ch3\u003eSigns a Platform Control Box May Need Replacement\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003eThe platform lift or lower function operates intermittently.\u003c\/li\u003e\n  \u003cli\u003eThe joystick does not provide consistent drive response.\u003c\/li\u003e\n  \u003cli\u003eThe emergency stop button is physically damaged.\u003c\/li\u003e\n  \u003cli\u003eControl switches are broken, loose or no longer responsive.\u003c\/li\u003e\n  \u003cli\u003eThe enclosure is cracked or has suffered impact damage.\u003c\/li\u003e\n  \u003cli\u003eThe cable, plug or connector is cut, worn or damaged.\u003c\/li\u003e\n  \u003cli\u003eWater or contamination has entered the original control box.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDiagnose Before Replacing\u003c\/h3\u003e\n\n\u003cp\u003e\nPlatform control problems are not always caused by the control box itself. Similar symptoms may\nresult from low battery voltage, damaged wiring, loose connectors, relays, switches, hydraulic\nvalves, machine controllers or safety interlocks.\n\u003c\/p\u003e\n\n\u003cp\u003e\nInspect and diagnose the machine before replacing the control unit. When possible, confirm the\nfault using the machine service information or a qualified equipment technician.\n\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\n\u003ctable style=\"width:100%;border-collapse:collapse;margin-bottom:20px;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"width:38%;border:1px solid #ddd;padding:9px;background:#f5f5f5;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:9px;\"\u003eSAIYIS\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:9px;background:#f5f5f5;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:9px;\"\u003e156879\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:9px;background:#f5f5f5;\"\u003e\u003cstrong\u003eCompatible Make\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:9px;\"\u003eSkyjack\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:9px;background:#f5f5f5;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:9px;\"\u003eHydraulic Platform Control Box \/ Platform Control Unit\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:9px;background:#f5f5f5;\"\u003e\u003cstrong\u003eMachine Type\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:9px;\"\u003eHydraulic Scissor Lift\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:9px;background:#f5f5f5;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:9px;\"\u003eNew Aftermarket\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:9px;background:#f5f5f5;\"\u003e\u003cstrong\u003eProduct Weight\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:9px;\"\u003eApprox. 4.25 kg \/ 9.4 lb\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:9px;background:#f5f5f5;\"\u003e\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:9px;\"\u003e1 Control Box\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eBefore Ordering a Replacement PCU\u003c\/h3\u003e\n\n\u003col\u003e\n  \u003cli\u003eLocate the part number on the original control box.\u003c\/li\u003e\n  \u003cli\u003eConfirm that the original unit uses part number 156879.\u003c\/li\u003e\n  \u003cli\u003eCompare the connector and plug configuration.\u003c\/li\u003e\n  \u003cli\u003eCompare the cable length and cable routing.\u003c\/li\u003e\n  \u003cli\u003eCompare the joystick, buttons, switches and emergency stop layout.\u003c\/li\u003e\n  \u003cli\u003eRecord the complete Skyjack machine model and serial number.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eTechnical Support\u003c\/h3\u003e\n\n\u003cp\u003e\nNeed help identifying the correct hydraulic platform control box? Send us the machine model,\nserial number and clear photos of the original control unit, connector and cable layout.\n\u003c\/p\u003e\n\n\u003cp\u003eEmail: \u003ca href=\"mailto:zhoubo@awp-parts.com\"\u003ezhoubo@awp-parts.com\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp style=\"font-size:13px;color:#666;margin-top:26px;\"\u003e\nSAIYIS supplies independent aftermarket replacement parts. Skyjack names, model numbers and part\nnumbers are used for compatibility identification purposes only. SAIYIS is not affiliated with,\nsponsored by or endorsed by Skyjack.\n\u003c\/p\u003e\n\n\u003c!-- Customer Reviews --\u003e\n\u003cdiv style=\"margin-top:30px;border-top:2px solid #eee;padding-top:24px;\"\u003e\n  \u003ch3 style=\"font-size:20px;margin-bottom:20px;\"\u003eCustomer Reviews\u003c\/h3\u003e\n\n  \u003c!-- Review 1 --\u003e\n  \u003cdiv style=\"border-bottom:1px solid #f0f0f0;padding:16px 0;\"\u003e\n    \u003cdiv style=\"display:flex;align-items:center;gap:10px;margin-bottom:6px;\"\u003e\n      \u003cstrong\u003eKevin Treadwell\u003c\/strong\u003e\n      \u003cspan style=\"color:#f5a623;font-size:16px;\"\u003e★★★★★\u003c\/span\u003e\n      \u003cspan style=\"color:#999;font-size:12px;\"\u003eVerified Purchase · 06\/19\/2026\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cp style=\"font-weight:bold;margin:0 0 6px;\"\u003eDrive control on our SJIII 6832 was completely unresponsive\u003c\/p\u003e\n    \u003cp style=\"margin:0;color:#555;font-size:14px;\"\u003eWe had a 6832 where the drive function stopped working entirely — lift and lower were fine but the machine wouldn’t move. Ruled out the wiring and replaced the control box with this 156879. Drive came back immediately. The whole swap took less than 30 minutes. Packaging was solid and the part arrived faster than expected.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- Review 2 --\u003e\n  \u003cdiv style=\"border-bottom:1px solid #f0f0f0;padding:16px 0;\"\u003e\n    \u003cdiv style=\"display:flex;align-items:center;gap:10px;margin-bottom:6px;\"\u003e\n      \u003cstrong\u003eDonna Rafferty\u003c\/strong\u003e\n      \u003cspan style=\"color:#f5a623;font-size:16px;\"\u003e★★★★★\u003c\/span\u003e\n      \u003cspan style=\"color:#999;font-size:12px;\"\u003eVerified Purchase · 04\/02\/2026\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cp style=\"font-weight:bold;margin:0 0 6px;\"\u003eWater damage on the original — this replacement sorted it out\u003c\/p\u003e\n    \u003cp style=\"margin:0;color:#555;font-size:14px;\"\u003eOur SJIII 3219 sat outside during a heavy rain and the original control box got water in it. Controls became erratic and eventually stopped responding. Ordered this 156879 as a replacement. It arrived well-sealed, fit perfectly, and the machine has been running without issues for two months now. Good quality for the price point.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- Review 3 --\u003e\n  \u003cdiv style=\"padding:16px 0;\"\u003e\n    \u003cdiv style=\"display:flex;align-items:center;gap:10px;margin-bottom:6px;\"\u003e\n      \u003cstrong\u003eAl Svensson\u003c\/strong\u003e\n      \u003cspan style=\"color:#f5a623;font-size:16px;\"\u003e★★★★★\u003c\/span\u003e\n      \u003cspan style=\"color:#999;font-size:12px;\"\u003eVerified Purchase · 12\/11\/2025\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cp style=\"font-weight:bold;margin:0 0 6px;\"\u003eMaintenance shop — third unit we’ve replaced with this part\u003c\/p\u003e\n    \u003cp style=\"margin:0;color:#555;font-size:14px;\"\u003eWe service Skyjack equipment for several local contractors. This is the third 156879 we’ve ordered from SAIYIS across different SJIII models — a 4626, a 3226, and now a 6826. All three fit without modification and performed reliably after installation. Consistent quality and reasonable lead time. Will keep ordering.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"SAIYIS","offers":[{"title":"Default Title","offer_id":45463415717997,"sku":"01.02.038-5","price":219.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/5834\/8397\/files\/61VoaKil-DL._AC_SL1500.jpg?v=1782179687","url":"https:\/\/www.awp-parts.com\/products\/skyjack-hydraulic-platform-control-box-replacement-156879","provider":"SAIYIS store","version":"1.0","type":"link"}