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Havis ChargeGuard 12V Auto Timer Switch w/ Negative Ground

Protect your investment in vehicles, equipment, and people! This easy-to-use intelligent vehicle power management system prevents dead batteries, reduces wear and tear and battery and equipment, protects mobile electronics from voltage anomalies, and gives you peace of mind. prevents wear and tear on vehicle batteries and mobile equipment. With the Havis ChargeGuard Select, your equipment is on when you want it on, and can even be left unattended with no worries — even when the vehicle's power is off.

  • MIL-STD-810F compliant
  • How does Havis ChargeGuard Select work?
  • Automatically turns mobile equipment on when you start your vehicle's motor
  • When you turn the motor off, the equipment stays on from 5 seconds to infinity depending on the selected time delay setting
  • Also turns equipment off before the pre-set time if voltage drops too low
  • Lower maintenance cost
  • Reduces service calls and down time
  • Diagnostic L.E.D. helps you troubleshoot problems
  • Prevents battery wear and tear
  • Saves battery replacement costs
  • Reduces fuel cost by not needing engine on to run equipment
  • Power up and protect critical aftermarket electronics, including...
  • Two-way radios
  • Computers
  • Video cameras
  • GPS
  • Radar
  • Modems
  • Routers
  • Scanners
  • Card readers
  • Printers
  • Audio equipment
  • Microprocessor based system with user-selectable timeout delay
  • Choice of Sensing Modes:
  • Automatic Detection Mode (AC)
  • Isolated Alternator Detection
  • Voltage Rise Detection (DC only)
  • Direct Ignition Mode (HL)
  • Emergency override
  • Shutdown pre-warning
  • High- and low-voltage disconnect
  • Reverse polarity protection
  • Operating Voltage (Nominal): 13.8V
  • Low-Voltage Disconnect: 11V
  • High-Voltage-Disconnect: 18V
  • Stand-by Current: 15-20 MA
  • Operating Current: 80-85 MA
  • Load Current Rating: 30 Amps
  • Minimum Time Delay: 5 seconds or 15 minutes
  • Selectable Time Delay: 1-16 hours and Infinity
  • Factory Default Time Setting: 2 hours
  • Size: 4"L x 3.75"W
  • Weight: 5 oz.
  • Patented
  • Made in U.S.A.

FREE standard shipping for online orders with with an order total of $99 or higher.
$6.95 standard shipping for online orders with an order total of $98.99 or below. Qualifying amount applies to merchandise only. Subject to change without notice. Offer valid for standard shipping within the contiguous United States (some restrictions apply such as shipping to Canada, Alaska, Hawaii, and all other destinations outside the continental United States including APO and FPO addresses are not eligible for this promotion and may incur additional charges). Additional fees apply to haz-mat/chemicals/ aerosols, over sized or unusually heavy items/orders,including but not limited to ladders, fire hose, pepper spray, fire extinguishers, full-size light bars and spike strips. Some vendors are also excluded, view a list of excluded brands here.


Shipping rates apply to all products. Some orders may require additional shipping charges.

Standard Shipping Charges

Charges for addresses in the contiguous United States only.
Order Total Standard 2-Day Air** Next Day Delivery
Up to $25 $8.49 $6.95 $28.48 $33.48
$25.01 to $50.00 $10.49 $6.95 $30.48 $35.48
$50.01 to $98.99 $12.49 $6.95 $32.48 $37.48
$99.00 to $150.00 $14.49 $0 $34.48 $39.48
$150.01 to $200 $16.49 $0 $36.48 $41.48
$200.01 to $250.00 $18.49 $0 $38.48 $43.48
$250.01 to $300.00 $20.49 $0 $40.48 $45.48
$300.01 to $350.00 $23.49 $0 $43.48 $48.48
$350.01 to $400.00 $25.49 $0 $45.48 $50.48
$400.01 to $500.00 $27.49 $0 $47.48 $52.48
$500.01 to $750.00 $31.49 $0 $51.48 $56.48
$750.01 to $1,000 $34.49 $0 $54.48 $59.48
$1,000.01 and over $38.49 $0 Contact us for a quote

Havis ChargeGuard 12V Auto Timer Switch w/ Negative Ground

Item #: CG-X

Was $99.00

Now $84.99
23 in stock

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havis shields vehicle equipment Havis is the maker of quality fire gear and police equipment including Havis consoles, computer mounts, mounting gear, emergency lighting, scene illumination, window protections, partitions, and fiberglass prisoner transportation systems. Previously recognized as Havis Shields, Havis products are proudly made in America. Shop Havis Shields Vehicle Equipment & Consoles at CHIEF for low prices.
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