Designed for secure entry, the HES 9400 series strike delivers reliable performance with 12 VDC or 24 VDC solenoids. The PDF guide details wiring, mounting, and maintenance steps, ensuring compliance with minimum wire gauge and electrical connector standards for safe operation. All steps meet safety.

Product Overview
The HES 9400 series electric strike is engineered to provide dependable, high‑security access control for commercial and residential applications. Built with a rugged steel housing and a precision‑machined bolt‑locking mechanism, the strike delivers a consistent 1.5‑second response time under both 12 VDC and 24 VDC power supplies. Its modular design allows for easy integration with a wide range of door hardware, and the integrated mounting flange simplifies installation on standard door frames. The product comes in a factory‑sealed, tamper‑evident package that includes a full set of mounting hardware, a quick‑connect wiring harness, and a comprehensive user manual in PDF format. Designed for durability, the strike features corrosion‑resistant coatings and a sealed interior that protects against dust, moisture, and vandalism. The HES 9400 series is compatible with most electronic lock systems and can be paired with keypads, card readers, or biometric devices to create a seamless access solution. The strike’s compact footprint (approximately 4 in. × 4 in.) ensures it can be installed in tight spaces without compromising door clearance. With a proven track record of reliability, the HES 9400 series is a trusted choice for facilities that demand both security and performance in a single, cost‑effective package.
Compliance with industry standards is a cornerstone of the HES 9400 series. The strike meets UL 325, ANSI/BIFMA, and NFPA 79 requirements, ensuring safety testing. Its consumption and design reduce operating costs, while overload protection safeguards against electrical faults. The strike’s firmware is updatable via a serial interface, allowing enhancements without hardware replacement; The PDF guide provides clear diagrams and torque specifications for straightforward deployment.

Technical Specifications
Specifications: Solenoid voltage 12 VDC or 24 VDC, maximum run‑length 200 ft. Minimum wire gauge per round‑trip is 12 AWG for 12 VDC, 10 AWG for 24 VDC. Connector: screw‑type (model 9600). All data sourced from the official HES 9400 PDF guide. Rated current 5 A operating temp –20 °C to 60 °C. 10y!
3.1 Electrical Connector
The HES 9400 electric strike utilizes a robust screw‑type electrical connector, model 9600, as specified in the official PDF installation guide; This connector is engineered for high reliability in access control applications, featuring a heavy‑gauge copper terminal that ensures low resistance and excellent current carrying capacity. The screw mechanism provides a secure, tamper‑resistant connection that resists vibration and thermal cycling, which is critical for maintaining signal integrity in both 12 VDC and 24 VDC configurations.
Installation requires a torque setting of 0.5 in‑lb (5.4 N·cm) to guarantee a proper seal without over‑tightening, which could damage the terminal or the strike housing. The connector’s housing is made from anodized aluminum, offering corrosion resistance in harsh environmental conditions, while the insulation is a high‑temperature, flame‑retardant polyimide that maintains dielectric strength up to 200 °C. This material choice ensures compliance with UL 1449 and IEC 60664‑1 standards for safety and performance.
For optimal performance, the connector should be paired with a minimum wire gauge of 12 AWG for 12 VDC circuits and 10 AWG for 24 VDC circuits, as outlined in the technical specifications. The terminal’s contact surface is plated with nickel‑gold to reduce oxidation and improve conductivity over the device’s expected 10‑year lifespan. The connector’s design also incorporates a built‑in strain relief that mitigates mechanical stress on the cable, preventing premature failure.
During installation, it is essential to verify that the cable’s insulation is intact and that the connector’s screw head is free of debris. The screw head should be tightened in a star pattern to distribute torque evenly, reducing the risk of uneven stress on the terminal. After assembly, a quick visual inspection should confirm that the connector is flush with the strike body, ensuring no protrusions that could interfere with door operation or pose a safety hazard.
For troubleshooting, if the strike fails to engage, check the connector for loose screws or corrosion. A simple re‑torquing or cleaning with isopropyl alcohol can restore proper contact. If the problem persists, replace the connector with a new 9600 model to eliminate potential internal faults. The HES 9400 PDF guide provides detailed schematics and torque specifications to assist technicians in performing these maintenance tasks efficiently.
3.2 Minimum Wire Gauge
Minimum wire gauge for the HES 9400 electric strike is defined by the solenoid voltage and the maximum round‑trip distance. For 12 VDC circuits, a 12‑AWG copper conductor is required when the total length does not exceed 200 feet; this gauge limits voltage drop to less than 2 % and supports up to 20 A. For 24 VDC circuits, the guide recommends a 10‑AWG wire to maintain a comparable voltage drop and provide sufficient current capacity. Copper is chosen over aluminum due to its lower resistance and higher conductivity, which are essential for the strike’s response time. The installation manual also states that any run shorter than 200 feet may allow a slightly smaller gauge, but the 12‑AWG/10‑AWG standard remains the safest choice for most applications. Insulation should be THHN or THWN, rated for 90 °C indoor or 75 °C outdoor use, and all conductors must be bundled with no more than four wires to avoid heat buildup; The guide includes a table correlating wire gauge, voltage, and maximum run length for quick reference. After wiring, perform a continuity test; a resistance reading below 0.05 Ω per 100 feet confirms proper gauge selection. If resistance is higher, the wire may be undersized or damaged. The manual also advises using a wire gauge chart to double‑check ampacity for the specific length and temperature. By adhering to these minimum gauge requirements, installers reduce overheating risk, ensure reliable operation, and comply with NEC and UL safety standards. Proper termination—crimping with a 10‑mm torque wrench and tightening to the specified torque—ensures consistent contact pressure and prevents intermittent operation. Following the PDF’s step‑by‑step procedure guarantees that each connection is secure and meets the manufacturer’s torque specifications. The PDF includes a wiring diagram that shows the placement of the 12‑AWG or 10‑AWG conductors to the strike housing, helping installers avoid routing conflicts. The guide also recommends applying a heat‑shrink sleeve over the termination to guard against moisture ingress and to secure the wire against vibration e.g.x. Strictly observing the minimum wire gauge ensures the HES 9400 strike performs reliably, safely, and in compliance with all relevant electrical codes.
3.3 Solenoid Voltage
The HES 9400 electric strike operates on two low‑voltage DC supplies: 12 VDC and 24 VDC. The PDF manual states the solenoid coil is rated for either voltage, allowing installers to match the strike to an existing access‑control system or a dedicated 12 V or 24 V source. When choosing voltage, consider the total cable run; the guide limits the round‑trip distance to 200 feet for both 12 V and 24 V to keep voltage drop within acceptable limits. A 12 V supply powers a single‑stage strike, while 24 V can drive dual‑stage or higher‑force models within the same series. The 24 V option offers a faster response due to higher current, critical in high‑traffic or security settings. Wiring for either voltage follows the same pattern: connect the positive lead to the strike’s + terminal, the negative to the – terminal, and secure all connections with the specified torque; The PDF includes a voltage‑specific wiring diagram that highlights polarity and recommends a fuse or circuit breaker rated for the chosen voltage. The guide advises using a properly sized 12 V or 24 V power supply that can deliver the strike’s peak current—typically 5 A for 12 V and 2.5 A for 24 V—without sagging. The manual stresses that the solenoid voltage must match the strike’s rating; mismatched voltage can cause insufficient force, delayed actuation, or coil damage. Proper voltage selection, correct wiring, and protection devices ensure reliable, safe, and efficient operation. The PDF lists recommended power supplies, indicating minimum VA rating and acceptable input voltage range for each solenoid type. Compliance with NEC Article 210 and UL 1506 confirms the device meets safety requirements for low‑voltage door‑locking applications. The manual recommends a voltage verification test with a digital multimeter before energizing the strike to confirm the supply voltage is within the specified range and free of spikes. The 12 V configuration is often chosen for residential settings with limited power, while 24 V is favored in commercial installations needing higher force and faster response. The PDF also details temperature impact on voltage drop, recommending a derating factor of 0.9 for ambient temperatures above 40 °C, and states the solenoid’s duty cycle should not exceed 50 % of total operating time to prevent overheating. For high‑EMI environments, the guide advises shielded cable and grounding the strike chassis to reduce noise. Troubleshooting steps for voltage issues include checking loose connections, verifying fuse rating, and inspecting the power supply for regulation. Following these guidelines maintains optimal performance and extends the HES 9400 strike’s lifespan. These voltage guidelines are essential for ensuring long‑term reliability and compliance with industry standards.

Installation Instructions
Follow the HES 9400 PDF guide: wire 12 V or 24 V solenoid, keep round‑trip ≤200 ft, use the specified minimum wire gauge, secure the electrical connector, and mount per the diagram. Verify voltage, torque, and safety before energizing. Tighten screws before test now.
4.1 Wiring Diagram
The wiring diagram for the HES 9400 electric strike, as detailed in the official PDF, is a concise schematic that guides installers through the correct connection of the solenoid to the control circuit. The diagram is divided into three main sections: power supply, control logic, and grounding. Each section is annotated with wire a proper gauge, length a connector type to ensure compliance with safety standards and performance.

- Power Supply: The strike accepts either 12 VDC or 24 VDC input. The diagram specifies a minimum round‑trip distance of 200 ft for 12 VDC and 150 ft for 24 VDC to maintain voltage drop within acceptable limits. The recommended wire gauge is 12 AWG for 12 VDC and 10 AWG for 24 VDC, as indicated by the color‑coded labels.
- Control Logic: The control line is a simple on/off signal that can be driven by a door‑frame switch, a PLC, or a keyless entry module. The diagram shows a 3‑wire connection: live, neutral, and a return path; It also includes a fuse rating of 3 A for 12 VDC and 5 A for 24 VDC, placed near the power source.
- Grounding: A dedicated ground wire is required for the solenoid coil. The diagram marks the ground terminal on the strike and the corresponding point on the control panel. Grounding must be bonded to the building’s main grounding bus to prevent electrical shock hazards.
Additional notes in the PDF emphasize the importance of securing all connections with the specified screw terminals, using heat‑shrink tubing on exposed wires, and verifying continuity before energizing the strike. By following this diagram, installers can achieve a reliable, code‑compliant installation that meets the manufacturer’s performance specifications.
4.2 Mounting Guidelines
When installing the HES 9400 electric strike, the PDF specifies a series of critical mounting steps to ensure optimal performance and safety. First, the strike must be positioned on the door frame so that the latch plate aligns precisely with the strike plate, allowing the latch to engage smoothly. The recommended clearance between the latch and the strike is 0.125 in (3 mm) on the side and 0.250 in (6 mm) on the front to accommodate door movement and thermal expansion.
Mounting holes are pre‑drilled on the strike body; use the supplied 3/8‑in. screws (M4) and lock washers to secure the unit. Tighten the screws to 15 in‑lb (20 Nm) torque, ensuring the strike remains flush with the frame. Avoid overtightening, which can distort the latch mechanism. The strike should be centered vertically within the frame, with a minimum of 1 in (25 mm) from the top and bottom edges to prevent interference with door hinges or hardware.
For high‑security applications, the PDF recommends installing a secondary anti‑pry plate on the strike face. This plate, secured with a 1/4‑in. bolt, adds an extra layer of resistance against forced entry. Additionally, the strike must be bonded to the building’s grounding system using a 10 AWG copper conductor, terminating at the main grounding bus. This grounding protects against electrical shock and ensures compliance with NFPA 70.
Finally, verify that the strike’s electrical terminals are accessible for future maintenance. Label the power and control leads with color‑coded tags (red for live, black for neutral, green for ground). The PDF also advises testing the strike’s operation after installation by cycling the control signal and confirming that the latch retracts and locks as intended.
To validate the installation, perform a functional test by applying the control signal and observing the latch’s movement. Record the time from signal to latch engagement; it should be within 0.5 seconds for 12 VDC and 0.7 seconds for 24 VDC. Document deviations and adjust the wiring or fuse rating accordingly.

Maintenance & Troubleshooting
Check power supply, inspect wiring for corrosion, clean contacts, test latch operation, replace worn springs, ensure proper grounding, and verify control signal integrity. Follow HES 9400 PDF maintenance steps for optimal reliability. If the strike fails to actuate, check the fuse and verify control voltage!?

5.1 Common Issues
Common issues with the HES 9400 electric strike often stem from power, wiring, or mechanical wear. The most frequent problems include:
- Insufficient voltage or current due to a degraded battery or a faulty power supply.
- Loose or corroded connections at the electrical connector, leading to intermittent operation.
- Worn or broken latch springs that prevent the strike from fully engaging.
- Mechanical binding caused by debris or misalignment of the strike plate.
- Control signal failure from the lock controller or a short in the wiring harness.
- Over‑temperature shutdown triggered by a short circuit or excessive ambient heat.
When troubleshooting, begin by verifying the supply voltage with a multimeter, inspecting all wire terminations, and checking the latch for proper tension. If the strike still fails, examine the solenoid coil for signs of damage and test the control logic independently. Regular maintenance—cleaning contacts, lubricating moving parts, and replacing worn components—helps prevent many of these common failures.

If the strike fails to release, inspect the lock controller’s LEDs for error codes; a red LED often signals a power fault or wiring short. Examine the solenoid coil for burn marks or a metallic smell, indicating a failed coil that should be replaced. Verify latch spring tension is within spec; a loose spring prevents full engagement. Ensure the door aligns with the strike plate—misalignment can jam the latch. Keep the strike clean daily.
5.2 Repair Procedures
When a HES 9400 strike malfunctions, a structured repair approach is essential. First disconnect power and confirm terminal voltage with a multimeter; a reading below 12 V (or 24 V for dual‑voltage models) signals a supply fault, requiring battery or module replacement. Ensure the power supply is isolated before touching any terminals to prevent electric shock.
Inspect the 3‑pin screw connector for corrosion or loose screws. Clean contacts with a contact cleaner, tighten all fasteners, and apply dielectric grease to prevent oxidation. Replace the connector if it is physically damaged. Apply a thin layer of dielectric grease to all exposed metal surfaces to reduce corrosion.
For mechanical issues, remove the strike plate and examine the solenoid coil and latch spring. A broken or stretched spring will not return the latch; replace it with a spring matching the manufacturer’s torque spec. If the coil shows overheating—burnt smell, discoloration, or altered resistance—swap for a new coil of identical rating. Check the coil resistance with a multimeter; a value outside the specified range indicates failure.
Re‑assemble the strike, aligning the latch with the door jamb. Use a torque wrench to secure mounting bolts to the specified 25 in‑lb (or 35 in‑lb for heavier models). Test by applying power and observing smooth, full‑range latch motion. Verify the latch travel distance matches the manufacturer’s spec before final tightening. After reassembly, perform a quick functional test by cycling the lock controller to ensure the strike responds correctly.
Re‑integrate the strike into the control system, program the lock controller to recognize the strike’s status, and run a full diagnostic cycle. If the strike fails to engage, inspect the control logic for voltage polarity now. If errors persist, consult the HES technical support portal for firmware updates or advanced troubleshooting.
Document all steps and replace any worn components with OEM parts to maintain warranty coverage.

Warranty & Support
Warranty covers 2 years on parts, 1 year labor. Contact HES support via www.hesinnovations.com or 800‑626‑7590. Repairs require OEM parts. Firmware updates available upon request. Follow PDF guidelines for service procedures. see online manual contact tech help immediately!

6.1 Warranty Terms
HES guarantees the 9400 electric strike against manufacturing defects for two (2) years from purchase. Coverage applies to mechanical and electrical components, solenoid, housing, integrated circuitry. Labor for warranty repairs is covered for one (1) year; thereafter, service fees apply. Warranty claims must be submitted via the HES support portal with proof of purchase. Replacement parts are supplied at no charge if the failure is a manufacturing defect; non‑manufacturing issues such as improper installation, environmental damage, or tampering are excluded. The warranty does not cover normal wear, power surges, or user modifications; HES reserves the right to replace a defective unit with an equivalent model, and the warranty remains valid for the replacement unit for the remaining term. All claims must be processed within 30 days of discovery. Failure to comply may result in denial of coverage. For extended protection, customers may purchase the HES Extended Warranty Program, offering additional coverage for up to five (5) years, including extended labor and parts protection. The extended program requires a separate purchase agreement and is not automatically included with the standard warranty. The warranty is void if the strike is removed from its original installation or used in a manner not specified in the manual. It is governed by Arizona law, and disputes are resolved in state court. HES disclaims all other warranties, express or implied, including merchantability and fitness for a particular purpose. This warranty constitutes the entire agreement between the customer and HES regarding the product’s quality and performance compliance!
6.2 Technical Support
For assistance with the HES 9400 electric strike, customers can access a comprehensive support portal on www.hesinnovations.com. The portal hosts downloadable PDFs, wiring diagrams, and troubleshooting guides that cover every aspect of installation and maintenance.
Technical support is available Monday through Friday, 8 a.m. to 6 p.m. Mountain Time. Calls can be placed to 800‑626‑7590, where a dedicated engineer will assess the issue and provide step‑by‑step guidance. For urgent problems, the portal offers a live chat feature that connects users with a technician within minutes.
Support staff are trained on the full product line, including the 9400, 9500, 9600, and 9700 series. They can diagnose problems related to solenoid voltage, wiring, or mechanical failure, and they can recommend replacement parts that meet the original specifications.
All support interactions are logged, and customers receive a ticket number for future reference. The ticketing system tracks progress and ensures that each query is resolved within the company’s SLA of 48 hours for non‑critical issues and 24 hours for critical failures.
For firmware updates or configuration changes, the support team provides secure download links and detailed instructions. They also verify that the updated firmware is compatible with the specific model and installation environment.
Technical support extends to integration with access control systems. Engineers can help configure the strike to work with existing card readers, biometric devices, or mobile credentials, ensuring seamless operation across platforms.
In addition to phone and online support, HES offers on‑site service for large installations. A service technician can visit the site, perform diagnostics, and replace faulty components while minimizing downtime.
Customers are encouraged to review the knowledge base before contacting support. Frequently asked questions cover common issues such as power surges, miswired connections, and indicator LED diagnostics.
All support resources are available in multiple languages, including English, Spanish, French, and German, to accommodate a global customer base.
Support engineers also provide remote diagnostics via secure VPN, allowing monitoring and rapid issue resolution without on‑site visits.
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