Address- Lusaka Close -Off Lusaka Road- Industrial Area
Generators
Generators
Perkins Generators
Cummins Generators
Automatic Voltage Regulators (AVRs)
Automatic Voltage Regulators (AVRs)
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Our Top Automatic Voltage Regulators (AVRs) [vc_tta_section i_type="openiconic" add_icon="true" title="Our Top Automatic Voltage Regulators (AVRs)" tab_id="1746746406629-59f2baed-da4c"][s7upf_products style="style5" product_number="100" pro_feature="" pro_sale="" order_by="rand" autoplay="false" product_category="avrs" image_size="thumbnail" extra_class="box-slider-4" itemscustom="JTVCMCUyQzIlNUQlMkMlNUI0ODAlMkMzJTVEJTJDJTVCNzY4JTJDNCU1RCUyQyU1Qjk5MCUyQzQlNUQlMkMlNUIxMjAwJTJDNCU1RA=="]
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IREM AVRs [vc_tta_section title="IREM AVRs" tab_id="1746746406665-136ea6ae-fb1e"][s7upf_products product_number="100" pro_feature="" pro_sale="" order_by="rand" order_by_show="on" col_layout="3" word_excerpt="30" product_category="irem-avr"]
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Ortea AVRS [vc_tta_section title="Ortea AVRS" tab_id="1746746406704-9715ddc0-0ec9"][s7upf_products product_number="100" pro_feature="" pro_sale="" order_by="rand" order_by_show="on" col_layout="3" word_excerpt="30" product_category="ortea-avr"]
Uninterruptible Power Supply (UPS)
Uninterruptible Power Supply (UPS)
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Our Top Uninterruptible Power Supply (UPS) [vc_tta_section i_type="openiconic" add_icon="true" title="Our Top Uninterruptible Power Supply (UPS)" tab_id="1746828915750-c7c855df-0d7f"][s7upf_products style="style5" product_number="100" pro_feature="" pro_sale="" order_by="rand" product_category="abb-ups" image_size="thumbnail" extra_class="box-slider-4" itemscustom="JTVCMCUyQzIlNUQlMkMlNUI0ODAlMkMzJTVEJTJDJTVCNzY4JTJDNCU1RCUyQyU1Qjk5MCUyQzQlNUQlMkMlNUIxMjAwJTJDNCU1RA==" title="ABB"][s7upf_products style="style5" product_number="100" pro_feature="" pro_sale="" order_by="rand" product_category="easton-ups" image_size="thumbnail" extra_class="box-slider-4" itemscustom="JTVCMCUyQzIlNUQlMkMlNUI0ODAlMkMzJTVEJTJDJTVCNzY4JTJDNCU1RCUyQyU1Qjk5MCUyQzQlNUQlMkMlNUIxMjAwJTJDNCU1RA==" title="Eaton"][s7upf_products style="style5" product_number="100" pro_feature="" pro_sale="" order_by="rand" autoplay="false" product_category="apc-ups" image_size="thumbnail" extra_class="box-slider-4" itemscustom="JTVCMCUyQzIlNUQlMkMlNUI0ODAlMkMzJTVEJTJDJTVCNzY4JTJDNCU1RCUyQyU1Qjk5MCUyQzQlNUQlMkMlNUIxMjAwJTJDNCU1RA==" title="APC"][s7upf_products style="style5" product_number="100" pro_feature="" pro_sale="" order_by="rand" autoplay="false" product_category="galaxy-ups" image_size="thumbnail" extra_class="box-slider-4" itemscustom="JTVCMCUyQzIlNUQlMkMlNUI0ODAlMkMzJTVEJTJDJTVCNzY4JTJDNCU1RCUyQyU1Qjk5MCUyQzQlNUQlMkMlNUIxMjAwJTJDNCU1RA==" title="Galaxy"]
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ABB UPS [vc_tta_section title="ABB UPS" tab_id="1746828915792-f98981a1-8825"][s7upf_products product_number="100" pro_feature="" pro_sale="" order_by="rand" order_by_show="on" col_layout="3" word_excerpt="30" product_category="abb-ups"]
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Eaton UPS [vc_tta_section title="Eaton UPS" tab_id="1746829406995-ffd17ca7-bc8e"][s7upf_products product_number="100" pro_feature="" pro_sale="" order_by="rand" word_excerpt="30" product_category="easton-ups"]
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APC UPS [vc_tta_section title="APC UPS" tab_id="1746828915875-db3af9a0-d22e"][s7upf_products product_number="100" pro_feature="" pro_sale="" order_by="rand" order_by_show="on" col_layout="3" word_excerpt="30" product_category="apc-ups"]
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Riello UPS [vc_tta_section title="Riello UPS" tab_id="1746829552975-f443afe5-f476"][s7upf_products product_number="100" pro_feature="" pro_sale="" word_excerpt="30" product_category="riello"]
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Galaxy UPS [vc_tta_section title="Galaxy UPS" tab_id="1746830002916-c6ef6415-dc22"][s7upf_products product_number="100" pro_feature="" pro_sale="" word_excerpt="30" product_category="galaxy-ups"]
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Easy UPS [vc_tta_section title="Easy UPS" tab_id="1746830061110-3bc34bda-876e"][s7upf_products product_number="100" pro_feature="" pro_sale="" word_excerpt="30" product_category="easy-ups, easy-ups-ups-power-supply-backup"]
ABB
Eaton
APC
Galaxy
⚡ Overview: Schneider Electric Galaxy VX UPS
The Galaxy VX UPS is Schneider Electric’s flagship high-capacity 3-phase uninterruptible power supply, designed for large-scale mission-critical infrastructure. Operating in the 500 to 1500 kVA/kW range with unity power factor, this robust and future-ready system combines scalability, grid support features, and market-leading energy efficiency up to 99% in ECOnversion™ mode.
Ideal for hyperscale data centers, industrial process plants, healthcare campuses, and power-intensive IT environments, Galaxy VX offers flexible battery configurations, energy storage integration, and seamless EcoStruxure™ IT monitoring.
🔍 Product Overview
The Ortea Vega Series is a range of compact, servo-controlled voltage stabilizers tailored for low to mid-power applications that demand high reliability and precise voltage control. Available in both single-phase and three-phase configurations, the Vega line delivers excellent performance in offices, commercial facilities, laboratories, and light industrial settings.
Designed with the same engineering rigor found in larger Ortea stabilizers, the Vega series balances affordability, durability, and performance—making it a smart choice for users seeking cost-effective power protection without sacrificing precision.
Transformers
Transformers
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Our Top Transformers [vc_tta_section i_type="openiconic" add_icon="true" title="Our Top Transformers" tab_id="1746748205546-487fd411-bae2"][s7upf_products style="style5" product_number="100" pro_feature="" pro_sale="" order_by="rand" autoplay="false" product_category="transformers" image_size="thumbnail" itemscustom="JTVCMCUyQzIlNUQlMkMlNUI0ODAlMkMzJTVEJTJDJTVCNzY4JTJDNCU1RCUyQyU1Qjk5MCUyQzUlNUQlMkMlNUIxMjAwJTJDNSU1RA=="]
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Power Transformers [vc_tta_section title="Power Transformers" tab_id="1746749305411-7514fbf4-b25c"][s7upf_products product_number="" pro_feature="" pro_sale="" order_by="rand" word_excerpt="30" product_category="power-transformers"]
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Distribution Transformers [vc_tta_section title="Distribution Transformers" tab_id="1746748205713-4be2fa65-ca54"][s7upf_products product_number="100" pro_feature="" pro_sale="" order_by="rand" order_by_show="on" col_layout="3" word_excerpt="30" product_category="distribution-transformers"]
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Special Transformers [vc_tta_section title="Special Transformers" tab_id="1746748894434-69eca719-9b52"][s7upf_products product_number="" pro_feature="" pro_sale="" order_by="rand" word_excerpt="30" product_category="custom-special-transformers"]
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Low Voltage Transformers [vc_tta_section title="Low Voltage Transformers" tab_id="1746748205637-4729d3e3-6842"][s7upf_products product_number="100" pro_feature="" pro_sale="" order_by="rand" order_by_show="on" col_layout="3" word_excerpt="30" product_category="low-voltage-transformers"]
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Medium Voltage Transformers [vc_tta_section title="Medium Voltage Transformers" tab_id="1746749036025-b83f33e5-30ac"][s7upf_products product_number="" pro_feature="" pro_sale="" word_excerpt="30" product_category="medium-voltage-transformers"]
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Pole Mounted [vc_tta_section title="Pole Mounted" tab_id="1746749242227-7ef18354-9e92"][s7upf_products product_number="" pro_feature="" pro_sale="" word_excerpt="30" product_category="pole-mounted"]
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Oil Immersed Transformers [vc_tta_section title="Oil Immersed Transformers" tab_id="1746749398906-3fa9e6a8-e9e7"][s7upf_products product_number="" pro_feature="" pro_sale="" order_by="rand" word_excerpt="30" product_category="oil-immersed-transformers"]
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Instrument Transformers [vc_tta_section title="Instrument Transformers" tab_id="1746749475200-40b89cb7-f221"][s7upf_products product_number="" pro_feature="" pro_sale="" word_excerpt="30" product_category="instrument-transformers"]
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Unit-Substation Transformers [vc_tta_section title="Unit-Substation Transformers" tab_id="1746749618536-3e58e57f-403f"][s7upf_products product_number="" pro_feature="" pro_sale="" order_by="rand" word_excerpt="30" product_category="unit-substation-transformers-transformers"]
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Traction Transformers [vc_tta_section title="Traction Transformers" tab_id="1746749863225-8ac09e95-f735"][s7upf_products product_number="" pro_feature="" pro_sale="" order_by="rand" word_excerpt="30" product_category="traction-transformers"]
Power Supply & BackUps
Power Supply & Backups
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Our Top Power Supply & BackUp [vc_tta_section i_type="openiconic" add_icon="true" title="Our Top Power Supply & BackUp" tab_id="1746832091634-b07e5d1c-ac41"][vc_row_inner][vc_column_inner width="2/3"][s7upf_slide_carousel itemscustom="" pagination="true" animation="backSlide"][s7upf_products product_number="100" pro_feature="" pro_sale="" order_by="rand" col_layout="4" word_excerpt="0" product_category="irem-avr" image_size="thumbnail"][s7upf_products style="style2" product_number="1" pro_feature="" pro_sale="" order_by="rand" col_layout="4" word_excerpt="0" product_category="ups-power-supply-backup, avrs" image_size="thumbnail"][s7upf_products product_number="100" pro_feature="" pro_sale="" order_by="rand" col_layout="2" word_excerpt="0" product_category="ortea-avr, sterostab-avr, irem-avr, huawei-batteries" image_size="300x200"][s7upf_products style="style2" product_number="1" pro_feature="" pro_sale="" order_by="rand" col_layout="4" word_excerpt="0" product_category="ups-power-supply-backup, avrs, riello" image_size="thumbnail"][s7upf_products product_number="100" pro_feature="" pro_sale="" order_by="rand" col_layout="4" word_excerpt="0" product_category="ortea-avr, sterostab-avr" image_size="thumbnail"][s7upf_products style="style2" product_number="1" pro_feature="" pro_sale="" order_by="rand" col_layout="4" word_excerpt="0" product_category="easy-ups" image_size="thumbnail"][/s7upf_slide_carousel][vc_cta h2="BUY NOW!" add_button="bottom" btn_title="Contact Stema Engineeering" btn_color="danger" btn_size="lg" btn_custom_onclick="true"]At Stema Engineering, we offer custom-made solutions to cater for all energy needs no matter the scale and capacity. This has earned us trust from top brands![/vc_cta][/vc_column_inner][vc_column_inner width="1/3"][vc_separator border_width="5"][s7upf_products style="style5" product_number="3" pro_feature="" pro_sale="" hide_price="true" product_category="generators" image_size="thumbnail" title="One Stop ENERGY Shop"][vc_separator border_width="5"][s7upf_products style="style5" product_number="3" pro_feature="" pro_sale="" order_by="rand" product_category="transformers" image_size="thumbnail"][vc_separator border_width="5"][s7upf_products style="style5" product_number="3" pro_feature="" pro_sale="" order_by="rand" product_category="ups-power-supply-backup" image_size="thumbnail"][vc_separator border_width="5"][s7upf_parent][s7upf_banner style="style2" image="1193"][/s7upf_banner][/s7upf_parent][/vc_column_inner][/vc_row_inner]
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Power BackUps/Stabilizers [vc_tta_section title="Power BackUps/Stabilizers" tab_id="1746832091691-799a3dd0-7558"][s7upf_products style="style2" product_number="" pro_feature="" pro_sale="" order_by="rand" word_excerpt="30" product_category="sterostab-avr, irem-avr, ortea-avr, ups-power-supply-backup"]
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Stabilizers [vc_tta_section title="Stabilizers" tab_id="1746832091753-7feada66-c086"][s7upf_products style="style2" product_number="100" pro_feature="" pro_sale="" order_by="rand" order_by_show="on" col_layout="3" word_excerpt="30" product_category="avrs"]
The APC Smart-UPS C 1000VA (SMC1000I) is a high-performance line-interactive UPS that offers reliable battery backup and surge protection for servers, routers, switches, point-of-sale systems, and other sensitive electronics. Designed with pure sine wave output, advanced LCD diagnostics, and intelligent battery management, this unit is built to protect critical IT and business infrastructure from power anomalies.
The APC Smart-UPS C 1000VA (SMC1000I) is a high-performance line-interactive UPS that offers reliable battery backup and surge protection for servers, routers, switches, point-of-sale systems, and other sensitive electronics. Designed with pure sine wave output, advanced LCD diagnostics, and intelligent battery management, this unit is built to protect critical IT and business infrastructure from power anomalies.
⚡ Overview of Easy UPS 3M – 60 to 200 kVA
The Schneider Electric Easy UPS 3M is a high-performance three-phase UPS designed to deliver robust power protection for medium to large facilities, including data centers, commercial buildings, manufacturing sites, and hospitals. Ranging from 60 kVA to 200 kVA, this model combines high efficiency, compact design, and resilient electrical performance for demanding electrical environments.
With up to 96% efficiency in double conversion mode, a user-friendly graphical interface, and parallel scalability, the Easy UPS 3M stands out for its low total cost of ownership (TCO) and ease of deployment, making it a smart investment for mission-critical applications.
BUY NOW!
At Stema Engineering, we offer custom-made solutions to cater for all energy needs no matter the scale and capacity. This has earned us trust from top brands!
One Stop ENERGY Shop
Solar Panels
Solar Panels
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Our Top Solar Panels [vc_tta_section i_type="openiconic" add_icon="true" title="Our Top Solar Panels" tab_id="1747308829625-ef3b2a6c-9bbb"][s7upf_products style="style5" product_number="100" pro_feature="" pro_sale="" order_by="rand" product_category="solar-panels" image_size="thumbnail" itemscustom="JTVCMCUyQzIlNUQlMkMlNUI0ODAlMkMzJTVEJTJDJTVCNzY4JTJDMyU1RCUyQyU1Qjk5MCUyQzMlNUQlMkMlNUIxMjAwJTJDMyU1RA=="]
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Jinko Cheetah Series [vc_tta_section title="Jinko Cheetah Series" tab_id="1747308829694-4bfc7656-697d"][s7upf_products product_number="100" pro_feature="" pro_sale="" order_by="rand" order_by_show="on" col_layout="3" word_excerpt="30" product_category="jinko-cheetah-solar-panels"]
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Jinko Tiger Series [vc_tta_section title="Jinko Tiger Series" tab_id="1747308829810-33d8571a-af7c"][s7upf_products product_number="100" pro_feature="" pro_sale="" order_by="rand" word_excerpt="30" product_category="jinko-tiger"]
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Jinko Tiger Pro [vc_tta_section title="Jinko Tiger Pro" tab_id="1747308829886-6c571f8d-73ae"][s7upf_products product_number="100" pro_feature="" pro_sale="" order_by="rand" order_by_show="on" col_layout="3" word_excerpt="30" product_category="jinko-tiger-pro"]
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Jinko Tiger NEO [vc_tta_section title="Jinko Tiger NEO" tab_id="1747308829962-96edfbf8-286b"][s7upf_products product_number="100" pro_feature="" pro_sale="" word_excerpt="30" product_category="jinko-tiger-neo"]
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Jinko Swan [vc_tta_section title="Jinko Swan" tab_id="1747308830036-24c98e7f-07d0"][s7upf_products product_number="100" pro_feature="" pro_sale="" word_excerpt="30" product_category="jinko-swan"]
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Jinko Eagle Series [vc_tta_section title="Jinko Eagle Series" tab_id="1747308830114-6e97327b-ab81"][s7upf_products product_number="100" pro_feature="" pro_sale="" word_excerpt="30" product_category="jinko-eagle"]
🔍 Product Overview
60 – 6000 kVA | ±10% to ±45% Input Variation | Three-Phase
The Ortea Sirius series is Ortea’s flagship line of high-power industrial voltage stabilizers, engineered to handle extreme input voltage fluctuations and provide maximum protection for sensitive and mission-critical equipment. With capacity ranges from 60 kVA up to 6000 kVA, Sirius is built to perform reliably in harsh electrical environments, including unstable utility grids, remote sites, and large industrial complexes.
Ideal for heavy-duty industrial, infrastructure, and data center applications, the Sirius line uses servo-controlled technology, offering ±1% output precision, galvanic isolation, EMI/RFI filtration, and custom configuration options.
The Huawei LUNA2000-S0 Series is Huawei’s next-generation smart energy storage solution for residential and light-commercial solar applications. Designed to seamlessly integrate with Huawei hybrid inverters, this battery series is modular, lithium iron phosphate (LFP) based, and features intelligent optimization at the module level.
With Kenya’s increasing adoption of solar + storage systems to tackle unreliable grid access and rising power bills, the LUNA2000-S0 battery is an excellent choice for homes, offices, and businesses that want to store solar energy for night use or backup during blackouts.
📞 For orders or installation, call +254 707 122 122 or +254 708 122 122 today!
Batteries
Batteries
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Our Top Batteries [vc_tta_section i_type="openiconic" add_icon="true" title="Our Top Batteries" tab_id="1747312532181-cd5629be-bb81"][s7upf_products style="style5" product_number="100" pro_feature="" pro_sale="" order_by="rand" autoplay="false" product_category="batteries" image_size="thumbnail" extra_class="box-slider-4" itemscustom="JTVCMCUyQzIlNUQlMkMlNUI0ODAlMkMzJTVEJTJDJTVCNzY4JTJDMyU1RCUyQyU1Qjk5MCUyQzMlNUQlMkMlNUIxMjAwJTJDMyU1RA=="][s7upf_products style="style5" product_number="100" pro_feature="" pro_sale="" order_by="rand" autoplay="false" product_category="jinkosolar-batteries" image_size="thumbnail" extra_class="box-slider-4" itemscustom="JTVCMCUyQzIlNUQlMkMlNUI0ODAlMkMzJTVEJTJDJTVCNzY4JTJDMyU1RCUyQyU1Qjk5MCUyQzMlNUQlMkMlNUIxMjAwJTJDMyU1RA==" title="Jinko Solar"]
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Huawei Batteries [vc_tta_section title="Huawei Batteries" tab_id="1747312532322-590e513e-31e2"][s7upf_products product_number="100" pro_feature="" pro_sale="" order_by="rand" order_by_show="on" col_layout="3" word_excerpt="30" product_category="huawei-batteries"]
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Deye Batteries [vc_tta_section title="Deye Batteries" tab_id="1747312532413-990cf791-879f"][s7upf_products product_number="100" pro_feature="" pro_sale="" order_by="rand" word_excerpt="30" product_category="deye-batteries"]
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JinkoSolar Batteries [vc_tta_section title="JinkoSolar Batteries" tab_id="1747312532497-217a3fda-677c"][s7upf_products product_number="100" pro_feature="" pro_sale="" order_by="rand" order_by_show="on" col_layout="3" word_excerpt="30" product_category="jinkosolar-batteries"]
Jinko Solar
🔋 Advanced Power Protection for Critical Business Operations
The Eaton 9E, 9SX, and 9PX UPS systems deliver high-performance Line-Interactive and Online Double Conversion power protection ranging from 1 kVA to 22 kVA, making them ideal for data centers, industrial sites, critical IT environments, and healthcare. These models offer scalable runtime, network-grade voltage regulation, and advanced monitoring features, designed to protect mission-critical applications from outages, surges, and power anomalies.
The Riello Sentinel Rack UPS Series delivers robust, double-conversion online protection in a compact, 2U rack-mounted design. Available in 1.5 kVA and 3 kVA models, these units are purpose-built to protect servers, storage systems, VoIP equipment, routers, switches, and other sensitive IT and telecom infrastructure from power interruptions, fluctuations, and surges.
With advanced battery management, high output power factor (0.9), and smart energy-saving modes, the Sentinel Rack series ensures maximum uptime, extended battery life, and clean sine wave output — all within a low-profile form factor ideal for high-density rack environments.
Inverters
All Inverters
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Our Top Inverters [vc_tta_section i_type="openiconic" add_icon="true" title="Our Top Inverters" tab_id="1747316756077-595a2200-e667"][s7upf_products style="style5" product_number="100" pro_feature="" pro_sale="" order_by="rand" autoplay="false" product_category="huawei-inverters" image_size="thumbnail" itemscustom="JTVCMCUyQzIlNUQlMkMlNUI0ODAlMkMzJTVEJTJDJTVCNzY4JTJDMyU1RCUyQyU1Qjk5MCUyQzMlNUQlMkMlNUIxMjAwJTJDMyU1RA==" title="Huawei Inverters"][s7upf_products style="style5" product_number="100" pro_feature="" pro_sale="" order_by="rand" autoplay="false" product_category="deye-inverters" image_size="thumbnail" itemscustom="JTVCMCUyQzIlNUQlMkMlNUI0ODAlMkMzJTVEJTJDJTVCNzY4JTJDMyU1RCUyQyU1Qjk5MCUyQzMlNUQlMkMlNUIxMjAwJTJDMyU1RA==" title="Deye Inverters"][s7upf_products style="style5" product_number="100" pro_feature="" pro_sale="" order_by="rand" autoplay="false" product_category="jinko-inverters" image_size="thumbnail" itemscustom="JTVCMCUyQzIlNUQlMkMlNUI0ODAlMkMzJTVEJTJDJTVCNzY4JTJDMyU1RCUyQyU1Qjk5MCUyQzMlNUQlMkMlNUIxMjAwJTJDMyU1RA==" title="Jinko Inverters"]
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Huawei Inverters [vc_tta_section title="Huawei Inverters" tab_id="1747316756177-fa223041-a00d"][s7upf_products product_number="100" pro_feature="" pro_sale="" order_by="rand" order_by_show="on" col_layout="3" word_excerpt="30" product_category="huawei-inverters"]
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Deye Inverters [vc_tta_section title="Deye Inverters" tab_id="1747316756265-0bdfee84-7393"][s7upf_products product_number="100" pro_feature="" pro_sale="" order_by="rand" word_excerpt="30" product_category="deye-inverters"]
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Jinko Inverters [vc_tta_section title="Jinko Inverters" tab_id="1747316756360-a7271e00-d1cd"][s7upf_products product_number="100" pro_feature="" pro_sale="" order_by="rand" order_by_show="on" col_layout="3" word_excerpt="30" product_category="jinko-inverters"]
Huawei Inverters
Deye Inverters
Jinko Inverters
The Riello Sentinel Dual (Low Power) UPS Series is a compact, high-performance online double conversion UPS range designed for IT networks, servers, telecom systems, and mission-critical devices that demand absolute power continuity. Ranging from 1000VA to 3000VA, these UPS units can be used as either rack-mounted or free-standing tower systems, offering unmatched flexibility and space optimization.
With advanced features like high output power factor, selectable operating modes, and hot-swappable battery options, the Sentinel Dual (Low Power) range is engineered to ensure maximum uptime, energy efficiency, and adaptability for both professional and industrial applications.
🔋 True Modular Online UPS for Data Centers, Cloud Services, and High-Criticality Industries
The ABB DPA 250 S4 is a cutting-edge modular online double conversion UPS system delivering from 50 kW up to 1500 kW. Built with Decentralized Parallel Architecture (DPA™), each power module operates independently, offering unparalleled fault tolerance, 99.9999% availability, and true scalability for Tier III/IV data centers, colocation facilities, large healthcare institutions, financial infrastructure, and high-density industrial environments.
With efficiency reaching up to 97.6%, hot-swappable modules, and front-only access, the DPA 250 S4 minimizes downtime, energy costs, and footprint—making it one of the most advanced modular UPS systems in the world.













