Description
BSLight SACT Earth Chamber Concrete Protective Inspection Box 9×9 12×12 Shock Proof Body for Outdoor Parking Parks Gardens Residential Infrastructure Maximum Durability
Professional Grounding Protection for Electrical Infrastructure
Safeguard your primary electrical grounding points against external disruptions, weather damage, and unauthorized access with the highly resilient BSLight SACT Concrete Earth Chamber Series.
Meticulously engineered from high-grade architectural aggregate compounds, these commercial inspection pits provide a secure, protective environment for critical grounding connections, termination rods, and network copper wiring tape.
Available in standard 9″x9″ and heavy-duty 12″x12″ installation formats, they act as an indispensable infrastructure asset across public parks, institutional campuses, outdoor parking complexes, municipal facilities, and standard residential communities.
High Strength & Shock Proof Structural Engineering
The standout feature of the SACT series lies in its exceptional build quality, boasting high strength and unmatched robustness designed to handle extreme compressive stress from shifting soil, foot traffic, and light vehicles.
Engineered with safety as a top priority, the specialized concrete mixture forms a fully shock-proof body that insulates the grounding grid points and safeguards surrounding personnel or pedestrians from stray electrical surges.
Each unit features a highly visible safety stamp embedded with a clear lightning symbol and a explicit “BAHAYA” danger warning indicator to maintain high public security and immediate identification in the field.
Integrated Cable Channels & Scalable Field Specifications
To support varied depth profiles and wiring routes, these chambers are manufactured with pre-formed, integrated cable grooves measuring up to 70 x 40mm to allow heavy-gauge grounding wires to entry smoothly without pinching or bending.
The series includes two primary options: the heavy-duty SACT-EC1 weighing a total of 22.5kg with a robust 8.5 kg cover, and the more agile SACT-EC2 weighing 14.5kg with a 3.5kg cover.
Equipped with integrated 100mm hook heights for lifting or placement, these grounding boxes represent the perfect balance of robust security and long-term convenience.
Product Details
| Model Item No. | Size Type Reference | Total Assembly Weight | Cover Width (A) | Cover Height (B) | Cover Weight | Hook Height | Cable Groove Size (W x H) |
| SACT-EC1 | 12″ x 12″ Class | 22.5 kg | 245 mm | 70 mm | 8.5 kg | 100 mm | 70 x 40 mm |
| SACT-EC2 | 9″ x 9″ Class | 14.5 kg | 185 mm | 63 mm | 3.5 kg | 100 mm | 65 x 45 mm |
Detailed Dimensional Layout Values (mm):
| Model Code | A | B | C | D | E | F | G | H | K | L | M |
| SACT-EC1 | 345 | 300 | 240 | 120 | 45 | 190 | 80 | 110 | 60 | 30 | 260 |
| SACT-EC2 | 290 | 240 | 175 | 95 | 45 | 185 | 90 | 95 | 40 | 20 | 240 |
Note: Please cross-reference individual letters with the technical catalog diagram for specific internal wall slope tolerances and lip definitions.
Product Frequently Asked Questions (FAQs)
Q1: What is the primary purpose of utilizing the SACT Concrete Earth Chamber?
A: The SACT Earth Chamber is used to shield vital underground electrical grounding connections, electrode rods, and main distribution copper wiring from environmental wear. It acts as a permanent, secure inspection station that allows facilities engineers to safely measure grounding path resistance over time.
Q2: What sizes are available in this grounding chamber lineup?
A: The series is categorized into two standard structural configurations matching industry-wide specifications: the SACT-EC1 (12″x12″) variant for large commercial projects, and the SACT-EC2 (9″x 9″) variant tailored for medium-scale residential properties.
Q3: Are these concrete pits safe for installation in high-traffic public parks and walks?
A: Yes, absolutely. These earth chambers are specifically engineered with a high-strength, robust shock-proof body. This design prevents hazardous electrical currents from reaching the surrounding soil surface during lightning events, protecting pedestrians and landscaping teams.
Q4: How do cables exit the chamber without getting pinched by the concrete lid?
A: Every single SACT unit comes manufactured with precast, built-in cable grooves located on its base sides. The SACT-EC1 houses an open 70 x 40 mm conduit lane, and the SACT-EC2 hosts a 65 x 45 mm routing space, ensuring your heavy ground wire passes cleanly through without restriction.
Q5: What markings are stamped on the surface cover for field security?
A: To strictly comply with local electrical safety regulations and protect the public, each concrete cover is explicitly cast with the warning text “BAHAYA” alongside standard graphic lightning bolts and grounding symbols, preventing accidental tampering.





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