Name: Zone 4 Seismic Cabinets
Brand: Electron Metal

Zone 4 Seismic Cabinets

Product form

Fully Welded 11-Gauge Steel Seismic Cabinets — 42RU to 48RU, 30″ to 48″ Depth, Bellcore GR-63-CORE Zone 4 Certified

The Zone 4 Seismic Cabinets are fully welded 11-gauge (0.120″) cold rolled steel enclosures certified to Bellcore GR-63-CORE Section 4.4.1-2 for Zone 4 earthquake, office vibration, and transportation vibration environments. Available in 24 configurations across 42RU, 44RU, and 48RU heights with depths from 30″ to 48″, each cabinet is rated for 3,000 lbs static load capacity with seismic load ratings from 770 to 877 lbs depending on configuration. Certified to CSA C22.2 No. 70950-1 and compliant with EIA/ECA-310-E rack standards. Ships fully assembled with a 10-year warranty. Manufactured in Laval, Quebec.

Request an Account to view pricing and availability

DESCRIPTION

Fully Welded 11-Gauge Steel Seismic Cabinets — 42RU to 48RU, 30″ to 48″ Depth, Bellcore GR-63-CORE Zone 4 Certified

The Zone 4 Seismic Cabinets are fully welded 11-gauge (0.120″) cold rolled steel enclosures certified to Bellcore GR-63-CORE Section 4.4.1-2 for Zone 4 earthquake, office vibration, and transportation vibration environments. Available in 24 configurations across 42RU, 44RU, and 48RU heights with depths from 30″ to 48″, each cabinet is rated for 3,000 lbs static load capacity with seismic load ratings from 770 to 877 lbs depending on configuration. Certified to CSA C22.2 No. 70950-1 and compliant with EIA/ECA-310-E rack standards. Ships fully assembled with a 10-year warranty. Manufactured in Laval, Quebec.

Server configurations (24″ wide) and network configurations (30″ wide) are available in matching height and depth options. Standard configuration includes a perforated front door, split perforated rear doors, four pairs of 1.25″ cage-nut mounting rails, a Universal Accessory Channel (UAC) for PDU integration, half-split lockable side panels, and a top cover with brush cable entry and provisions for heat exhaust chimney. Door options include solid, perforated, louvered, acrylic, split, thermal, and custom configurations. Cabinet must be floor-anchored using four seismic-rated anchors (not included). Available in black, white, or grey textured powder coat finish. Non-standard widths and depths available on request.

KEY FEATURES

Standard Configuration (Included with Every Cabinet)

FEATURE	ENGINEERING DETAIL
Fully Welded 11-Gauge Frame	0.120″ cold rolled steel frame, fully welded construction. Rated for 3,000 lbs static load capacity. Seismic capacity from 770 to 877 lbs depending on model.
Bellcore GR-63-CORE Zone 4 Certification	Certified to GR-63-CORE Section 4.4.1-2 for Zone 4 earthquake environment, office vibration, and transportation vibration. Meets R4-83 (no permanent damage), R4-84 (deflection ≤3″), R4-85 (frequency >2.0 Hz), R4-87 (functional performance), and R4-90 (framework/anchor criteria).
CSA C22.2 No. 70950-1 Safety Certification	Electrical safety certification for information technology equipment enclosures.
Four Pairs of 1.25″ Cage-Nut Mounting Rails	EIA/ECA-310-E compliant rails with square holes and RU markings. Includes 50 heavy-duty 10-32 cage nuts and 50 matching 10-32 × 5/8″ screws.
Perforated Front Door	Full-height perforated steel door with lockable swing handle for airflow and security.
Split Perforated Rear Doors	Left-hand and right-hand perforated rear doors with lockable swing handles for rear access without full-width clearance.
Half-Split Lockable Side Panels	Four half-split side panels with locks for tool-free lateral access to cabling and equipment.
Universal Accessory Channel (UAC)	6″-wide vertical cable management and accessory channel for PDU mounting and cable routing. Full cabinet height.
Top Cover with Brush Cable Entry	Solid top cover with brush-style cable entry provisions and two 6″ × 12″ cover plates for additional top cable routing.
Heat Exhaust Chimney Provisions	Top cover pre-configured for chimney integration. Compatible with Electron Metal containment solutions.
4-Point Seismic Floor Anchoring	Four anchor points at cabinet base for seismic-rated floor anchors. Anchors not included — must be specified for site conditions.
Levelling Shims	Eight levelling shims included for stability on uneven surfaces.
Ships Fully Assembled	Cabinet arrives fully assembled. No on-site frame assembly required.
Textured Powder Coat Finish	Available in black (-BK), white (-WH), or grey (-GY). Suffix appended to part number.

Configuration Options

OPTION	DETAIL
Width	24″ (server configuration, 19″ usable) or 30″ (network configuration, 25″ usable). Network configuration adds two front vertical cable management channels.
Height	42RU (79.5″ overall), 44RU (83″ overall), or 48RU (90″ overall).
Depth	30″, 36″, 42″, or 48″ overall depth. Usable depth is 1.25″ less than overall (28.75″, 34.75″, 40.75″, 46.75″).
Door Options	Solid, perforated (standard), louvered, acrylic, split, thermal, and custom configurations. Contact sales for non-standard door requests.
Power & Thermal Enhancements	Additional PDU mounting via UAC, fan integration through top cover provisions, chimney kits, and containment compatibility. Contact sales for configuration.

SPECIFICATIONS

Construction & Structural

PARAMETER	VALUE
Frame Material	11-gauge (0.120″) cold rolled steel, fully welded
Static Load Capacity	3,000 lbs
Seismic Load Capacity	770–877 lbs (varies by configuration; see Available Configurations)
Finish	Textured powder coat
Color Options	Black (-BK), White (-WH), Grey (-GY)
Weight Range (24″ Server)	337–444 lbs (verified from engineering drawings)
Assembly State	Ships fully assembled
Warranty	10 years
Manufacturing Origin	Laval, Quebec, Canada

Mounting & Access

PARAMETER	VALUE
Rack Standard	EIA/ECA-310-E, 19″ equipment width
Mounting Rails	Four pairs of 1.25″ cage-nut rails with square holes and RU markings
Included Hardware	50× 10-32 heavy-duty cage nuts + 50× 10-32 × 5/8″ screws
Front Door (Standard)	Full-height perforated door with lockable swing handle
Rear Doors (Standard)	Split perforated doors (LH + RH) with lockable swing handles
Side Panels	Four half-split lockable side panels
Floor Mounting	4-point seismic anchor system (seismic-rated anchors not included)
Levelling	8 levelling shims included

Cable & Thermal Management

PARAMETER	VALUE
Vertical Cable Management	Universal Accessory Channel (UAC), 6″ wide, full cabinet height
Network Config Addition	Two front vertical cable management channels (30″ width models only)
Top Cable Entry	Brush-style entry on top cover + two 6″ × 12″ cover plates
Heat Exhaust Chimney	Top cover pre-configured for chimney integration
Fan Positions	Provisions via top cover; fan kits available separately
Containment Compatibility	Compatible with Electron Metal hot and cold aisle containment solutions

Certifications & Standards

PARAMETER	VALUE
Seismic Certification	Bellcore GR-63-CORE Section 4.4.1-2 — Zone 4 Earthquake Environment
Safety Certification	CSA C22.2 No. 70950-1
Rack Standard	EIA/ECA-310-E
Physical Performance — R4-83	No permanent structural or mechanical damage
Physical Performance — R4-84	Deflection not exceeding 3 inches
Physical Performance — R4-85	Natural mechanical frequency greater than 2.0 Hz
Functional Performance — R4-87	Equipment remains functional post-event
Framework & Anchor — R4-90	Meets framework and anchor integrity criteria
Design Reference	TIA-942 data center infrastructure standard
Manufacturing Origin	Laval, Quebec, Canada

ENGINEERING DETAILS

Mechanical Design

Fully welded 11-gauge (0.120″) cold rolled steel frame — no bolted joints in primary structure
3,000 lbs static load capacity across all configurations
Seismic load capacity ranges from 770 lbs (48RU × 48″D) to 877 lbs (42RU × 30″D) — capacity decreases with depth
4-point seismic anchor base with 1″ mounting flange
Weight range: 337–444 lbs (24″ server configuration, verified from engineering drawings)
Half-split lockable side panels for lateral access without full panel removal

Standards & Compliance

Bellcore GR-63-CORE Section 4.4.1-2 — Zone 4 earthquake, office vibration, transportation vibration
R4-83: No permanent structural or mechanical damage after Zone 4 seismic event
R4-84: Maximum deflection of 3 inches during event
R4-85: Natural mechanical frequency exceeds 2.0 Hz
R4-87: Equipment remains functional post-event
R4-90: Framework and anchor system meets integrity criteria
CSA C22.2 No. 70950-1 electrical safety certification
EIA/ECA-310-E rack mounting standard compliance

Thermal & Airflow

Perforated front door and split perforated rear doors for passive airflow
Top cover with brush cable entry — maintains seal while allowing cable pass-through
Pre-configured provisions for heat exhaust chimney integration
Two 6″ × 12″ top cover plates for additional airflow or cable routing
Compatible with Electron Metal hot and cold aisle containment systems
Fan integration available through top cover provisions; fan kits sold separately

Cable & Power Integration

Universal Accessory Channel (UAC): 6″-wide vertical channel, full cabinet height, for PDU and cable routing
Four pairs of 1.25″ cage-nut mounting rails with EIA/ECA-310-E square holes and RU markings
50 heavy-duty 10-32 cage nuts and 50 matching 10-32 × 5/8″ screws included
Network configuration (30″ width) adds two front vertical cable management channels
Brush-style top cable entry on all configurations
Two additional 6″ × 12″ top cable entry points with removable cover plates

Custom Options

Custom & Non-Standard Configurations

Non-standard widths and depths available on request
Custom door configurations: solid, louvered, acrylic, thermal, split, and application-specific designs
Additional power distribution options via UAC channel
Chimney kits for directed exhaust in containment environments
Color matching and custom powder coat finishes
Project-specific seismic engineering support — contact sales@electronmetal.ca

Server Configuration (24″ Width)

All dimensions in inches (W × H × D). 11-gauge fully welded cold rolled steel frame. 3,000 lbs static load capacity. Ships fully assembled. Weight and seismic capacity verified from engineering drawings.

MODEL	RU	OVERALL DIMENSIONS W × H × D	USABLE DIMENSIONS W × RU × D	DEPTH	WEIGHT lbs	SEISMIC CAP. lbs
CBZKI4-194230	42	24 × 79.5 × 30	19 × 73.5 × 28.75	30″	337	877
CBZKI4-194236	42	24 × 79.5 × 36	19 × 73.5 × 34.75	36″	361	853
CBZKI4-194242	42	24 × 79.5 × 42	19 × 73.5 × 40.75	42″	386	828
CBZKI4-194248	42	24 × 79.5 × 48	19 × 73.5 × 46.75	48″	410.8	803.2
CBZKI4-194430	44	24 × 83 × 30	19 × 77 × 28.75	30″	342	872
CBZKI4-194436	44	24 × 83 × 36	19 × 77 × 34.75	36″	368	846
CBZKI4-194442	44	24 × 83 × 42	19 × 77 × 40.75	42″	393.5	820.5
CBZKI4-194448	44	24 × 83 × 48	19 × 77 × 46.75	48″	419	795
CBZKI4-194830	48	24 × 90 × 30	19 × 84 × 28.75	30″	364	850
CBZKI4-194836	48	24 × 90 × 36	19 × 84 × 34.75	36″	391	823
CBZKI4-194842	48	24 × 90 × 42	19 × 84 × 40.75	42″	417	797
CBZKI4-194848	48	24 × 90 × 48	19 × 84 × 44.75	48″	444	770

Network Configuration (30″ Width)

All dimensions in inches (W × H × D). Includes two front vertical cable management channels. Engineering drawings not provided for network configuration — weight and seismic capacity data unavailable.

MODEL	RU	OVERALL DIMENSIONS W × H × D	USABLE DIMENSIONS W × RU × D	DEPTH
CBZKI4-254230	42	30 × 79.5 × 30	25 × 79.5 × 28.75	30″
CBZKI4-254236	42	30 × 79.5 × 36	25 × 79.5 × 34.75	36″
CBZKI4-254242	42	30 × 79.5 × 42	25 × 79.5 × 40.75	42″
CBZKI4-254248	42	30 × 79.5 × 48	25 × 79.5 × 46.75	48″
CBZKI4-254430	44	30 × 83 × 30	25 × 83 × 28.75	30″
CBZKI4-254436	44	30 × 83 × 36	25 × 83 × 34.75	36″
CBZKI4-254442	44	30 × 83 × 42	25 × 83 × 40.75	42″
CBZKI4-254448	44	30 × 83 × 48	25 × 83 × 46.75	48″
CBZKI4-254830	48	30 × 90 × 30	25 × 90 × 28.75	30″
CBZKI4-254836	48	30 × 90 × 36	25 × 90 × 34.75	36″
CBZKI4-254842	48	30 × 90 × 42	25 × 90 × 40.75	42″
CBZKI4-254848	48	30 × 90 × 48	25 × 90 × 46.75	48″

Division 27 Spec Package Generator – Build Your Telecom Specifications in Minutes
Streamline your specification process with our free Division 27 Package Generator. Select your project type, choose from CSI MasterFormat sections, and instantly download a customized specification package tailored to your data center, healthcare, campus, or enterprise project. Save hours of manual document assembly.
Build Your Package
Aisle Containment ROI Calculator – Analyze Your Data Center Cooling Savings in Minutes
Our free self-service ROI Calculator helps data center operators evaluate potential energy savings from aisle containment solutions. Get detailed cost-benefit analysis for both Hot Aisle and Cold Aisle Containment strategies, tailored to your facility. Based on 40+ years of industry experience and hundreds of real implementations.
Calculate Your Savings