Colton, San Bernardino County
Electric Strike Installation in Colton
Short answer: Before an electric strike goes in, it has to match your lock. Cylindrical lever sets, mortise locks, deadlatches and rim exit devices each need a different strike, and the frame matters too: hollow metal, wood or narrow aluminum storefront. We check the latch, frame and door gap on site, then quote the right model.

The most reassuring thing about a strike is what it doesn't change. Anyone inside can still leave by turning the lever or pushing the bar, because the lock's own latch does that job and no electricity is involved. That's why electric strike installation is the usual first choice on Colton doors that carry people in and out all day: you get electronic control on the way in and plain mechanical freedom on the way out. This page explains how a strike works, which failure mode to choose, what the install looks like, and where an electrician or the fire marshal needs to weigh in.
How this works in Colton
A strike is not always the right answer, and a good installer will say so. Choose a strike when the door already has a sound latch, you want free mechanical exit, and you want a key to keep working if the power fails. Consider an electrified lockset or electrified mortise lock when the lock itself must be controlled from the inside too, or when the frame can't take a strike. Consider a magnetic lock on frameless glass or double doors where there is no latch to mate with, understanding that it brings its own exit and fire-alarm requirements. Julian's Locksmith handles all of these as part of access control installation, so the recommendation doesn't depend on which product we're trying to sell you. For electric strike installation in Colton, the questions that settle it are practical. What is the door made of? What latch does it carry? How do people leave? What should happen in an outage?
Work included on a typical visit
- Fail-safe strike installation. Fail-safe strikes hold the door locked while powered and release when power is removed, which is useful on interior doors tied to a fire alarm or a rule that the door must free itself in an emergency. They draw current continuously, so we size the supply and any backup battery to match and agree on the plan with you.
- Strikes for mortise locks and deadlatches. Mortise locks from Corbin Russwin, Sargent, Baldwin and Yale carry a deeper latch and a deadlocking plunger, and the strike has to respect both. We pick a strike made for mortise hardware, trim the frame to its template and confirm the deadlatching pin still sees a solid surface so the lock keeps its anti-shim protection.
- Frame cutting in hollow metal and wood. Frame work is the part owners worry about, and it is mostly a matter of accuracy. The pocket has to be as large as the strike needs and no larger, because an oversized cut weakens the jamb and looks careless. We mark from the actual latch, cut to the manufacturer's template and finish edges with primer or filler.
- Card, fob and keypad reader integration. Pair a strike with a reader and a controller, and your key list becomes a credential list. We connect the strike to the controller's lock output, set the release time, and test that valid credentials open the door while invalid ones don't. A lost card gets deleted instead of the whole lock being rekeyed.
- Power supply, wiring and latch monitoring. Latch monitoring lets the system know whether the door is actually latched rather than just closed. A strike with a latchbolt monitor switch, combined with a door-position switch, gives a clean picture: closed, latched, released. We add those when your system or your alarm monitor wants them.
How Colton shapes the job
Foothill and hillside neighborhoods see more wind and, sometimes, planned power shutoffs during dangerous fire weather. For a strike-controlled door that matters: a fail-secure strike keeps the door locked and the key working when the grid is off, while a fail-safe strike would unlatch. We choose fail-secure for exterior entries here, and add a small backup supply if the reader must keep working through an outage.
Inland heat is hard on electronics and hardware. Power supplies in a hot ceiling or an unventilated closet age faster, adhesive labels let go, and a door that swells in afternoon sun can start to bind on its latch, which shows up as a strike that will not release. We mount supplies where air moves, leave tolerance for seasonal movement and recheck alignment after the first hot spell.
Older homes in Colton often have wood jambs, thick paint and plaster that cracks if you look at it. A strike on a home office, a guest unit or a side entry is possible, but the wood needs gentle routing and the old latch may need replacing. We repair the jamb, touch up the paint, and tell you honestly when a smart lock would suit a residence better than a strike.
Example situations
- Imagine a small church preschool wing. The hallway door must stay locked during class, yet teachers carrying children need to leave with one hand. A staff member checks a camera and presses a button at the director's desk to admit parents. We'd use a fail-secure strike on the existing lever lock, set a short release time, and confirm the door always latches behind each visitor.
- Think of a boutique in a strip center off I-215 with an aluminum storefront door and an Adams Rite deadlatch. The owner often works alone and wants to buzz in delivery drivers from the back counter without leaving a customer. The jamb extrusion is thin, so we'd choose a narrow-frame strike, add a reinforcing plate behind it, and check that the door still closes cleanly against its weatherstripping.
- Say a four-unit walk-up in South Colton has a worn mortise lock on the street door and a key that half the previous tenants still carry. We'd keep the lock, add a mortise strike, and connect a keypad and an intercom so residents can admit guests from their phones. The landlord keeps a key override, and a departed tenant loses access the day their code is deleted.
- Consider a tenant improvement in a two-story office building where a suite door opens off a rated corridor. The tenant wants a card reader. The frame carries a fire label, so a standard strike is out. We'd pick a strike listed for fire-rated openings, follow the manufacturer's cutout limits, and flag the work for the building's engineer or the fire marshal before we begin.
Step by step with Julian's Locksmith
- Look at the door and the latch. On site we look at what you have: the latch, the strike plate, the frame, the gap, the closer and where power could come from. Photos help over the phone, but a walk-through spots the sagging hinge or the hidden reinforcement that pictures miss.
- Choose the strike and approve the quote. A good quote lists the strike model, voltage, failure mode, release device, power supply and any frame repair. We also confirm authorization: we need ID and proof you own or manage the property before modifying a door, and tenants should bring the landlord's approval for frame changes.
- Prepare the frame. We tape the area, mark the opening from the actual latch height, and cut the pocket to the strike's template. Metal frames get a clean-edged cutout and, where needed, a back-box. Wood frames are routed. Dust and filings are vacuumed up, and bare metal is primed.
- Run the wiring and set up power. Power sits where it can be reached and locked away, and each conductor is labeled at both ends. On a long run we increase the wire size to avoid voltage drop, because a strike that gets too little voltage may buzz and fail to release. Anything needing an electrician is flagged, not improvised.
- Mount and align the strike. The strike is fastened in its pocket and the keeper adjusted so the latch enters freely, rests without rattling and leaves without catching. We close the door slowly and slammed, with the closer working and with it disconnected, and tune until the strike behaves under both.
- Test, demonstrate and hand over. Before we go, we cycle the door repeatedly and watch for heat, buzzing or a keeper that drags. We confirm the release time, walk through what happens in an outage, and leave a one-page record of the install in case you hire someone else later.
Pricing factors
- Frame material and condition. What sits behind the jamb matters: grout, studs, existing conduit or nothing at all. We can't know until the old strike comes out, so our quote notes the likely scenarios and we stop to requote before doing anything that costs more than we discussed.
- Failure mode and power equipment. Power equipment is a real part of the cost: the supply, fuse, enclosure and optional battery backup. Fail-safe designs and doors with several devices need more. If a suitable supply already exists in the building, we can use it, provided it has spare capacity.
- Release method and add-ons. A desk button is the simplest release. A keypad costs more, a card reader and controller more again, and a networked system with software more still. Add-ons such as a door-position switch, exit sensor or intercom relay each appear on the quote, so you can add or skip them.
Every job gets a clear quote before any work starts. Call (951) 903-3193 with the details and we'll tell you what to expect for your situation in Colton.
Mistakes to avoid
- Powering the strike from an undersized or shared supply. Too little current, or voltage lost along a long thin wire, makes the strike click without releasing, then work again unpredictably. Faults like that are hard to diagnose, and a properly sized supply and wire prevent them.
- Cutting the pocket too big. A loose, oversized opening weakens the frame, lets the strike rock and looks sloppy. Fixing it takes filler, a plate or a new section of frame. Cutting small to the manufacturer's template and widening only as needed beats the reverse.
- Buying the strike before checking the lock. A strike for a cylindrical latch won't work with a mortise lock, and one made for a standard 1-3/4 inch door may not suit a thinner one. Measure the backset, note the brand, and confirm the latch type before ordering.
Practical tips before you call
- Test the door as it is today. If it needs a shove or a lift to latch, a strike will not cure that and may make it worse. Fix the closer, hinges or door sag first. A strike releases a latch, but it can't make a door close squarely.
- Before you call, take three photos: the latch edge of the door, the strike plate on the frame, and the whole door in its frame. Add the lock brand if it's stamped on the latch face. With those, we can often name the right strike and bring it with us on the first visit to Colton.
- Push on the door while someone presses the release. If it only opens when you lean toward the hinges, the door is binding on the latch and the strike is not at fault. That's called preload, and the fix is usually a closer or hinge adjustment, not a stronger strike.
- Don't oil the keeper. Oil collects dust and grit, and inland heat bakes it into gum. A shot of dry PTFE or graphite on the latch is better. If the strike starts to stick, clean the pocket and check the alignment before you reach for any lubricant.
Reaching Colton
Colton is about 11 miles from our San Bernardino base, roughly 17 minutes in light traffic via University Parkway to I-215 South through San Bernardino. When you call, you get an arrival estimate based on where the technician is and the traffic at that moment.
Homes and businesses just off Pepper Avenue are routine stops for us. Give the suite or unit number and any gate instructions, and say whether the van can park out front or should pull into a side lot.
About Colton: The 2020 census counted 53,909 residents in Colton, and the Census Bureau's 2024 estimate put the population at 53,528.
| Neighborhoods | South Colton, Agua Mansa, Reche Canyon, North Colton, Pepper Avenue and Hub City Centre area, San Salvador Historic District |
|---|---|
| ZIP codes | 92324, 92313 |
| Main routes | I-10, I-215, Valley Boulevard, La Cadena Drive |
| From our San Bernardino base | about 11 miles via University Parkway to I-215 South through San Bernardino, then I-10 West to the 9th Street exit for downtown Colton; Pepper Avenue exit for the hospital side; stay on I-215 to the Mount Vernon Avenue/Washington Street exit for Cooley Ranch and Reche Canyon |
Business lock or door work in Colton?
Call (951) 903-3193 with the address, the doors or hardware involved and when the site is open. We'll quote the job before any work starts and book a time within our hours that suits your schedule.
Frequently asked questions
Can an electric strike go on any door?
Not any door. The strike must match the lock's latch type, the frame needs enough material to hold the strike body, and the door has to latch reliably already. Fire-rated openings need listed models. Frameless glass doors, and doors with no latch at all, call for a different approach such as a magnetic lock. We check the door before recommending anything.
How long does an electric strike installation take?
A single door with easy wiring is usually a same-visit job. Fire-rated frames, long cable runs, reinforcing work or electrical coordination can stretch it into a second visit. We give you a realistic schedule when we quote, and plan the work around your opening and closing times so the door is never left unsecured.
How is an electric strike powered?
Most run on 12 or 24 volts DC from a regulated, fused power supply, wired to the strike with low-voltage cable. A fail-secure strike uses little power because it only energizes for the few seconds it releases. A fail-safe strike draws power continuously, which affects supply size and backup. We match the supply to the strike's label and the length of the wire run.
Do I need my landlord's permission to install one in a rented space?
Usually, yes. Cutting a frame is often treated as an alteration, and the landlord may own the door. Check your lease and ask in writing. We can describe the work and the hardware for your request, and design the install so the original strike can be restored if needed. We also ask for proof that you control the space before we start.
Do I need a permit for an electric strike?
It depends on the building and the work. Simple strike swaps on ordinary doors often need none, while rated openings, life-safety changes or work tied to a fire alarm may need review. We tell you what we expect to be required, and your Colton building department has the final word. We would rather ask than guess.
What's the difference between fail-secure and fail-safe?
A fail-secure strike stays locked when power is lost, and the key still works. A fail-safe strike stays locked only while powered and releases when power drops. Entrances usually use fail-secure so an outage doesn't leave the door unlatched. Fail-safe suits interior doors that must free themselves, such as ones tied to a fire alarm. Your fire marshal can settle close cases.
How far is Colton from your base?
Colton is about 11 miles from our San Bernardino base, roughly 17 minutes in light traffic. Arrival time depends on traffic and on the job the technician is finishing, so we give you an estimate on the phone before you commit.
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