GRI PB3030B 3/8" Diameter Plunger Switch, Open Loop, NC, Brown
Special Order: typically 2–6 weeks
Ships directly from the manufacturer. This is an estimated lead time, not a guaranteed delivery date.
Availability can change and lead times may be longer. If your project has a deadline, check with us before ordering.
A member of our team will check with the manufacturer and personally reply by email.
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Key Features
- Ultra-compact 3/8" diameter fits tight vinyl or extruded window frames for single-hole installation
- Normally closed (NC) plunger design provides reliable open/closed monitoring for alarm and security systems
- Adjustable screw plunger ensures precise actuation and consistent performance across varying sash gaps
- Standard 12" #22AWG leads simplify wiring to alarm panels, reducing install time and labor costs
- Lifetime warranty and US manufacturing for long-term reliability and lower total cost of ownership
- Low-profile brown finish blends discreetly into window frames for unobtrusive surveillance and access control
Quick Specifications
- Product Model
- PB3030B
- Brand Name
- George Risk Industries
- Country of Origin
- US
- Manufacturer Part Number
- PB3030B
Explore the details
Product information
PB3030B
Overview
Protect narrow vinyl and custom window profiles without replacing sashes—George Risk Industries' PB3030B plunger switch delivers a compact, professional solution for security, surveillance and alarm monitoring. This GRI magnetic contact-style plunger switch uses a normally closed (NC), open-loop configuration in a 3/8" diameter housing so you can secure tight frame areas with a single drilled hole, avoiding costly sash modifications. The adjustable screw plunger offers a total travel of .250" and fine pre-travel adjustment, giving installers precise actuation for consistent alarm signaling. Standard 12" #22AWG leads streamline connection to alarm control panels, access control systems or monitoring devices, cutting installation time and reducing onsite complexity. Built in the US and backed by a lifetime warranty, the PB3030B provides dependable performance for commercial and residential security projects. Ideal for window contact applications, retrofit perimeter protection, and surveillance system integration—order the PB3030B to simplify installs and strengthen your alarm coverage.
Features
- Ultra-compact 3/8" diameter fits tight vinyl or extruded window frames for single-hole installation
- Normally closed (NC) plunger design provides reliable open/closed monitoring for alarm and security systems
- Adjustable screw plunger ensures precise actuation and consistent performance across varying sash gaps
- Standard 12" #22AWG leads simplify wiring to alarm panels, reducing install time and labor costs
- Lifetime warranty and US manufacturing for long-term reliability and lower total cost of ownership
- Low-profile brown finish blends discreetly into window frames for unobtrusive surveillance and access control
| General Information | |
|---|---|
| Brand Name | George Risk Industries |
| Country of Origin | US |
| Manufacturer Part Number | PB3030B |
| Physical Characteristics | |
| Color | Brown |
| Product Information | |
| Diameter | 0.38" |
| Warranty | |
| Limited Warranty | Lifetime Warranty |
| Miscellaneous | |
| Features | 12" #22AWG leads or screw terminals, 3/8" Diameter, Adjustable screw plunger, travel distance total .250, pre-travel is .110 ± 0.40, Press fit or flange, Single drill hole |
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Is this right for your project?
Confirm the model, required accessories and delivery needs before ordering.
- SKU:
- PB3030B
- Manufacturer part:
- PB3030B
How do I confirm compatibility?
Check the specifications and manufacturer documents for your existing system. Send us your model numbers and project requirements if you need help selecting equipment or accessories.
Ask a product specialistWhen will this item ship?
Availability is shown above. Special-order items and project quantities may need additional lead time. Contact us to confirm a delivery date before scheduling installation.
Shipping, freight and delivery detailsWhat should I know about returns?
Returns require an approved RMA. Consult the linked return policy for deadlines and eligibility. For standard non-defective returns, eligible factory-sealed items carry a 15% restocking fee and customer-paid return shipping; open-box and used items are refused. Defective and DOA claims follow the policy's separate terms. Special orders and other exclusions are final sale.
Read return eligibility and exclusionsGRI PB3030B 3/8" Diameter Plunger Switch, Open Loop, NC, Brown
PB3030B